Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
844
FNUS55 KGJT 032025
FWFGJT
Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
225 PM MDT Wed Sep 3 2025
.DISCUSSION... Isolated to scattered thunderstorms will continue
this afternoon, primarily over the San Juans and southeast Utah.
Tomorrow a push of monsoonal moisture will help to bring increased
coverage of wetting rains. Most of this moisture will stay in the
southern half of our region on Thursday, but precipitation
chances become widespread Friday. Moisture remains in place
through the weekend.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL...
COZ200-041230-
Little Snake Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....53-63 F.
Max humidity........30-40% near 6000 feet
24-34% near 8000 feet.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......13000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (50-60%).
Chc of lightning....0 percent.
Max temperature.....78-88 F near 6000 feet
68-78 F near 8000 feet.
Min humidity........10-15%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................0 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......2000 ft AGL until 1000. 14000 ft AGL after
1100.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Near 6000 feet, partly cloudy (50-60%) until
2400, then mostly cloudy (60-70%). Near 8000
feet, mostly cloudy (60-70%). Isolated showers
after 2400.
Chc of lightning....0 percent.
Min temperature.....51-61 F near 6000 feet
45-55 F near 8000 feet.
Max humidity........55-70%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......12500 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....Northwest 10 to 15 mph until 2400, then north.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
sunny (20-30%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....72-82 F near 6000 feet
60-70 F near 8000 feet.
Min humidity........17-27%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 15 to 20 mph.
Mixing Height.......3500 ft AGL until 1100, then 10000 ft AGL.
Transport Winds.....North 5 to 10 mph.
Smoke dispersal.....Poor until 1200. Good after 1500.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 47-57. Highs 74-84. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 48-58. Highs 72-82. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
45-55. Highs 73-83. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
45-55. Highs 75-85.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 45-55. Highs 72-82.
$$
COZ201-041230-
Routt Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....47-57 F.
Max humidity........34-44%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph increasing to 15 to 20
mph after midnight.
Mixing Height.......10000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then southwest.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (50-60%).
Chc of lightning....0 percent.
Max temperature.....68-78 F.
Min humidity........14-24%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 15 to 20 mph.
Mixing Height.......2000 ft AGL until 1000. 12000 ft AGL after
1100.
Transport Winds.....West 5 to 10 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70%). Isolated showers.
Isolated thunderstorms after 2400.
Chc of lightning....20 percent.
Min temperature.....43-53 F.
Max humidity........64-79%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 15 to 20 mph.
Mixing Height.......10000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....West 5 to 10 mph until 2400, then south.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....40 percent.
Max temperature.....62-72 F.
Min humidity........27-37%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 15 to 20 mph.
Mixing Height.......3000 ft AGL until 1000, then 9500 ft AGL.
Transport Winds.....West 5 to 10 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 64-74. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 61-71. Winds less than 15 mph.
.MONDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 40-50. Highs 62-72. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 41-51. Highs 64-74.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 41-51. Highs 64-74.
$$
COZ202-041230-
White River Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....51-61 F.
Max humidity........32-42%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......11500 ft AGL until 1900. 1000 ft AGL after
2000.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Near 6000 feet, partly cloudy (50-60%). Near
8000 feet, partly cloudy (40-50%) until 1200,
then mostly cloudy (60-70%), isolated showers
after 1200.
Chc of lightning....0 percent.
Max temperature.....78-88 F near 6000 feet
68-78 F near 8000 feet.
Min humidity........10-15% near 6000 feet
15-25% near 8000 feet.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......1500 ft AGL until 1000. 13500 ft AGL after
1100.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 1200. Very good after 1500.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70%). Isolated showers and
thunderstorms.
Chc of lightning....10 percent.
Min temperature.....50-60 F.
Max humidity........55-70%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 5 to 10 mph.
Mixing Height.......11000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
northeast.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms until 1200. Scattered showers and
thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....72-82 F near 6000 feet
62-72 F near 8000 feet.
Min humidity........18-28% near 6000 feet
26-36% near 8000 feet.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000, then 10000 ft AGL.
Transport Winds.....Northeast 5 to 10 mph until 1200, then
northwest.
Smoke dispersal.....Poor until 0900. Good after 1500.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 48-58. Highs 74-84. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 48-58. Highs 72-82. Winds less than 15 mph.
.MONDAY...Partly cloudy. Scattered showers and isolated
thunderstorms near 6000 feet and scattered showers and
thunderstorms near 8000 feet. Lows 46-56. Highs 73-83. Winds less
than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
46-56. Highs 75-85.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 46-56. Highs 73-83.
$$
COZ203-041230-
Lower Colorado River-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....56-66 F.
Max humidity........32-42%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......12500 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then southwest.
Smoke dispersal.....Fair until 2100, then poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (60-70%). Scattered thunderstorms and
isolated showers after 1200.
Chc of lightning....10 percent.
Max temperature.....78-88 F near 6000 feet
70-80 F near 8000 feet.
Min humidity........14-24%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......3000 ft AGL until 1100. 11500 ft AGL after
1300.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Isolated showers until
2400. Isolated thunderstorms. Scattered showers
after 2400.
Chc of lightning....20 percent.
Min temperature.....55-65 F near 6000 feet
48-58 F near 8000 feet.
Max humidity........54-64%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................20 percent.
15K Ft MSL Winds....Northwest 5 to 10 mph.
Mixing Height.......9000 ft AGL until 1900, then 2500 ft AGL.
Transport Winds.....South 5 mph.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly
cloudy (60-70%). Isolated thunderstorms until
1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....73-83 F near 6000 feet
65-75 F near 8000 feet.
Min humidity........23-33%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................30 percent.
15K Ft MSL Winds....North 5 to 10 mph.
Mixing Height.......3000 ft AGL until 1000, then 8500 ft AGL.
Transport Winds.....South 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 52-62. Highs 74-84. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 51-61. Highs 73-83. Winds less than 15 mph.
.MONDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 75-85. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
51-61. Highs 76-86.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 50-60. Highs 74-84.
$$
COZ205-041230-
Colorado River Headwaters-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....48-58 F.
Max humidity........38-48%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph increasing to 15 to 20
mph after midnight.
Mixing Height.......11000 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then southwest.
Smoke dispersal.....Fair until 2100, then poor.
.THURSDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
cloudy (60-70%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....71-81 F.
Min humidity........15-25%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 15 to 20 mph.
Mixing Height.......2500 ft AGL until 1000. 11000 ft AGL after
1100.
Transport Winds.....West 5 to 10 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Isolated showers until
2400. Isolated thunderstorms. Scattered showers
after 2400.
Chc of lightning....20 percent.
Min temperature.....46-56 F.
Max humidity........64-79%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................20 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......8000 ft AGL until 1900, then 2500 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Scattered showers and
isolated thunderstorms until 1200, then
numerous showers and scattered thunderstorms.
Chc of lightning....50 percent.
Max temperature.....64-74 F.
Min humidity........33-43%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................30 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......7000 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 65-75. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 62-72. Winds less than 15 mph.
.MONDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 64-74. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
40-50. Highs 66-76.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 41-51. Highs 66-76.
$$
COZ290-041230-
Paradox Valley Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....50-60 F near 6000 feet
48-58 F near 8000 feet.
Max humidity........40-50% near 6000 feet
50-60% near 8000 feet.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 5 to 10 mph.
Mixing Height.......12000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then south.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (70-80%). Near 8000 feet, isolated
showers and thunderstorms until 1200. Scattered
showers and thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....77-87 F near 6000 feet
68-78 F near 8000 feet.
Min humidity........17-27% near 6000 feet
23-33% near 8000 feet.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....Southwest 5 to 10 mph.
Mixing Height.......2000 ft AGL until 1000. 8000 ft AGL after 1200.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....50 percent.
Min temperature.....49-59 F near 6000 feet
45-55 F near 8000 feet.
Max humidity........57-67% near 6000 feet
67-82% near 8000 feet.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................20 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......5500 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....Southeast 5 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Scattered showers and
isolated thunderstorms until 1200. Near 6000
feet, numerous showers and scattered
thunderstorms after 1200. Near 8000 feet,
numerous showers and thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....72-82 F near 6000 feet
62-72 F near 8000 feet.
Min humidity........24-34% near 6000 feet
35-45% near 8000 feet.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................30 percent.
15K Ft MSL Winds....West 5 to 10 mph.
Mixing Height.......7500 ft AGL.
Transport Winds.....South 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Numerous showers and scattered
thunderstorms near 6000 feet and scattered showers and
thunderstorms near 8000 feet. Lows 52-62. Highs 74-84. Winds less
than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 51-61. Highs 75-85. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
51-61. Highs 76-86. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
51-61. Highs 77-87.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 51-61. Highs 76-86.
$$
COZ291-041230-
Northern San Juan Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....46-56 F.
Max humidity........51-61%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 5 to 10 mph.
Mixing Height.......11000 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....West 5 mph until 2400, then southwest.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly
cloudy (70-80%). Isolated showers and
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....40 percent.
Max temperature.....65-75 F.
Min humidity........21-31%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................40 percent.
15K Ft MSL Winds....West 5 to 10 mph.
Mixing Height.......2000 ft AGL until 0900. 6000 ft AGL after 1100.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor until 1200, then good until 1500, then
fair.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....50 percent.
Min temperature.....45-55 F.
Max humidity........66-81%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................20 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......2500 ft AGL.
Transport Winds.....South 5 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (70-80%). Scattered showers and
isolated thunderstorms until 1200, then showers
with numerous thunderstorms.
Chc of lightning....70 percent.
Max temperature.....58-68 F.
Min humidity........37-47%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................60 percent.
15K Ft MSL Winds....West 5 to 10 mph.
Mixing Height.......5500 ft AGL.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 64-74. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 64-74. Winds less than 15 mph.
.MONDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 66-76. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
42-52. Highs 68-78.
.WEDNESDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows 43-53. Highs 66-76.
$$
COZ292-041230-
North Fork Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....51-61 F near 6000 feet
48-58 F near 8000 feet.
Max humidity........38-48%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 5 to 10 mph.
Mixing Height.......11000 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....Northwest 5 to 10 mph until 2400, then south.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (60-70%). Near 6000 feet, isolated
showers and thunderstorms after 1200. Near 8000
feet, scattered showers and thunderstorms after
1200.
Chc of lightning....20 percent.
Max temperature.....80-90 F near 6000 feet
69-79 F near 8000 feet.
Min humidity........16-26%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......3000 ft AGL until 1100. 10000 ft AGL after
1200.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....40 percent.
Min temperature.....51-61 F near 6000 feet
46-56 F near 8000 feet.
Max humidity........58-73%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................20 percent.
15K Ft MSL Winds....Northwest 5 to 10 mph shifting to the southwest
after midnight.
Mixing Height.......2000 ft AGL.
Transport Winds.....South 5 to 10 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Scattered showers and
isolated thunderstorms until 1200. Numerous
showers and scattered thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....73-83 F near 6000 feet
62-72 F near 8000 feet.
Min humidity........28-38%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....Northwest 5 to 10 mph.
Mixing Height.......7500 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Numerous showers and scattered
thunderstorms near 6000 feet and scattered showers and
thunderstorms near 8000 feet. Lows 51-61. Highs 74-84. Winds less
than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 74-84. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
49-59. Highs 76-86. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
49-59. Highs 78-88.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 49-59. Highs 76-86.
$$
COZ293-041230-
Gunnison Basin Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....46-56 F.
Max humidity........44-54%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......11500 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....West 5 mph.
Smoke dispersal.....Fair until 2100, then poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (60-70%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....72-82 F.
Min humidity........16-26%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000. 11000 ft AGL after
1100.
Transport Winds.....West 5 mph until 1200, then 10 to 15 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Isolated showers until
2400. Isolated thunderstorms. Scattered showers
after 2400.
Chc of lightning....20 percent.
Min temperature.....44-54 F.
Max humidity........65-80%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................20 percent.
15K Ft MSL Winds....Northwest 5 to 10 mph.
Mixing Height.......7000 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then northeast.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (70-80%). Scattered showers and
isolated thunderstorms until 1200, then
numerous showers and scattered thunderstorms.
Chc of lightning....50 percent.
Max temperature.....65-75 F.
Min humidity........34-44%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................40 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......7000 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 65-75. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 64-74. Winds less than 15 mph.
.MONDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 40-50. Highs 66-76. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
39-49. Highs 68-78.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 40-50. Highs 67-77.
$$
COZ207-041230-
Southwest Colorado Lower Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....53-63 F.
Max humidity........53-63%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Northeast 5 to 10 mph shifting to the west 5
mph after midnight.
Mixing Height.......12000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....West 5 to 10 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly
cloudy (60-70%). Scattered showers and
thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....78-88 F.
Min humidity........18-28%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 5 to 10 mph increasing to 10 to 15
mph in the afternoon.
Mixing Height.......2500 ft AGL until 1100, then 10000 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....40 percent.
Min temperature.....51-61 F.
Max humidity........64-79%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................20 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......7000 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....East 5 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly
cloudy (60-70%). Scattered showers and isolated
thunderstorms until 1200, then numerous showers
and scattered thunderstorms.
Chc of lightning....50 percent.
Max temperature.....71-81 F.
Min humidity........25-35%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................30 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......3500 ft AGL until 1100, then 9000 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 74-84. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 48-58. Highs 76-86. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
49-59. Highs 77-87. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
48-58. Highs 78-88.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 49-59. Highs 77-87.
$$
COZ294-041230-
Southwest Colorado Upper West Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (70-80%) until 2400, then partly
cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....48-58 F.
Max humidity........57-72%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....North 5 to 10 mph.
Mixing Height.......10000 ft AGL until 1900. 1000 ft AGL after
2000.
Transport Winds.....West 5 to 10 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly
cloudy (70-80%). Isolated showers and
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....50 percent.
Max temperature.....66-76 F.
Min humidity........25-35%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................40 percent.
15K Ft MSL Winds....West 5 to 10 mph increasing to southwest 10 to
15 mph in the afternoon.
Mixing Height.......2000 ft AGL until 1000, then 7500 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....50 percent.
Min temperature.....46-56 F.
Max humidity........76-91%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................30 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......4500 ft AGL until 1900, then 1500 ft AGL.
Transport Winds.....East 5 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (70-80%). Scattered showers and
isolated thunderstorms until 1200, then
numerous showers and thunderstorms.
Chc of lightning....70 percent.
Max temperature.....62-72 F.
Min humidity........37-47%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................60 percent.
15K Ft MSL Winds....West 5 to 10 mph.
Mixing Height.......2500 ft AGL until 1000, then 5000 ft AGL.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 63-73. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 40-50. Highs 66-76. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
41-51. Highs 67-77. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
41-51. Highs 68-78.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 42-52. Highs 66-76.
$$
COZ295-041230-
Southwest Colorado Upper East Forecast Area-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (50-60%). Isolated showers and
thunderstorms until 2400.
Chc of lightning....10 percent.
Min temperature.....45-55 F.
Max humidity........57-67%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......5500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Northwest 5 mph until 2400, then north.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly
cloudy (70-80%). Isolated showers and
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....40 percent.
Max temperature.....71-81 F.
Min humidity........22-32%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................40 percent.
15K Ft MSL Winds....West 5 to 10 mph.
Mixing Height.......2500 ft AGL until 1000, then 7500 ft AGL.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (50-60%). Scattered thunderstorms until
2400. Scattered showers. Isolated thunderstorms
after 2400.
Chc of lightning....30 percent.
Min temperature.....43-53 F.
Max humidity........69-84%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................30 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......5000 ft AGL until 1900, then 2500 ft AGL.
Transport Winds.....North 5 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly
cloudy (70-80%). Scattered showers and isolated
thunderstorms until 1200, then showers with
numerous thunderstorms.
Chc of lightning....70 percent.
Max temperature.....65-75 F.
Min humidity........37-47%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................80 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......5500 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Numerous thunderstorms and scattered
showers. Lows 42-52. Highs 64-74. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 40-50. Highs 67-77. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
40-50. Highs 68-78. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
40-50. Highs 69-79.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 40-50. Highs 67-77.
$$
UTZ485-041230-
Eastern Ashley National Forest-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....53-63 F near 7000 feet
41-51 F near 10000 feet.
24 hr trend......7 degrees cooler.
Max humidity........30-40% near 7000 feet
36-46% near 10000 feet.
24 hr trend......5% wetter.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......11000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Northwest 5 mph.
Clearing Index......900 until 1900. Less than 500 after 2000.
.THURSDAY...
Sky/weather.........Near 7000 feet, partly cloudy (40-50%). Near
10000 feet, partly cloudy (40-50%) until 1200,
then mostly cloudy (60-70%).
Chc of lightning....0 percent.
Max temperature.....72-82 F near 7000 feet
61-71 F near 10000 feet.
24 hr trend......1 degree cooler.
Min humidity........13-23%.
24 hr trend......4% wetter.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................0 percent.
Mixing Height.......2000 ft AGL until 1000. 12500 ft AGL after
1200.
Transport Winds.....Northwest 5 to 10 mph.
Clearing Index......Less than 500 until 1100. 1050 after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Isolated thunderstorms
until 2400. Isolated showers.
Chc of lightning....10 percent.
Min temperature.....48-58 F near 7000 feet
36-46 F near 10000 feet.
24 hr trend......5 degrees cooler.
Max humidity........56-71% near 7000 feet
62-77% near 10000 feet.
24 hr trend......22% wetter.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph.
CWR.................0 percent.
Mixing Height.......11000 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....Northwest 5 to 10 mph until 2400, then
northeast.
Clearing Index......1050 until 1900, then less than 500.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%). Near 7000 feet,
isolated showers and thunderstorms after 1200.
near 10000 feet, scattered showers and
thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....67-77 F near 7000 feet
57-67 F near 10000 feet.
24 hr trend......5 degrees cooler.
Min humidity........24-34% near 7000 feet
33-43% near 10000 feet.
24 hr trend......8% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......3000 ft AGL until 1100, then 9500 ft AGL.
Transport Winds.....Northwest 5 mph.
Clearing Index......Less than 500 until 1200. 1000 after 1400.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 47-57. Highs 67-77. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 47-57. Highs 64-74. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
44-54. Highs 66-76. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 45-55. Highs 67-77.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 44-54. Highs 64-74.
$$
UTZ486-041230-
Eastern Uinta Basin-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....54-64 F near 5000 feet
47-57 F near 8000 feet.
24 hr trend......2 degrees warmer.
Max humidity........25-35%.
24 hr trend......1% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......12500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Northwest 5 mph.
Clearing Index......900 until 1900. Less than 500 after 2000.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Max temperature.....78-88 F near 5000 feet
67-77 F near 8000 feet.
24 hr trend......2 degrees cooler.
Min humidity........12-17%.
24 hr trend......Unchanged.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
Mixing Height.......3000 ft AGL until 1100. 13500 ft AGL after
1200.
Transport Winds.....North 5 mph until 1200, then west.
Clearing Index......Less than 500 until 1000. 1050 after 1100.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70%). Near 5000 feet,
isolated showers and thunderstorms. Near 8000
feet, isolated thunderstorms until 2400.
Isolated showers.
Chc of lightning....10 percent.
Min temperature.....51-61 F.
24 hr trend......2 degrees cooler.
Max humidity........46-56% near 5000 feet
54-64% near 8000 feet.
24 hr trend......25% wetter.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph.
CWR.................0 percent.
Mixing Height.......11500 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....Northwest 5 to 10 mph until 2400, then
northeast.
Clearing Index......1050 until 1900, then less than 500.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....72-82 F near 5000 feet
62-72 F near 8000 feet.
24 hr trend......6 degrees cooler.
Min humidity........21-31%.
24 hr trend......13% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......3500 ft AGL until 1100, then 9500 ft AGL.
Transport Winds.....Northeast 5 mph until 1200, then northwest.
Clearing Index......Less than 500 until 1300. 1050 after 1400.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 52-62. Highs 72-82. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms .
Lows 51-61. Highs 70-80. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
49-59. Highs 72-82. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 50-60. Highs 73-83.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 49-59. Highs 70-80.
$$
UTZ487-041230-
Book Cliffs-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....56-66 F.
24 hr trend......4 degrees warmer.
Max humidity........29-39%.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......11000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Southwest 5 mph.
Clearing Index......950 until 1900. Less than 500 after 2000.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (60-70%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....77-87 F near 5000 feet
70-80 F near 8000 feet.
24 hr trend......2 degrees cooler.
Min humidity........11-21% near 5000 feet
18-28% near 8000 feet.
24 hr trend......5% wetter.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................10 percent.
Mixing Height.......1500 ft AGL until 1000. 12000 ft AGL after
1200.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500 until 1100. 1050 after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Isolated showers and
thunderstorms near 5000 feet and scattered
showers and isolated thunderstorms near 8000
feet.
Chc of lightning....20 percent.
Min temperature.....53-63 F near 5000 feet
47-57 F near 8000 feet.
24 hr trend......3 degrees cooler.
Max humidity........48-58% near 5000 feet
56-71% near 8000 feet.
24 hr trend......22% wetter.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................10 percent.
Mixing Height.......7000 ft AGL until 1900. 1000 ft AGL after 2100.
Transport Winds.....Southwest 5 to 10 mph.
Clearing Index......800 until 1900. Less than 500 after 2000.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms until 1200. Scattered showers and
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....72-82 F near 5000 feet
66-76 F near 8000 feet.
24 hr trend......6 degrees cooler.
Min humidity........19-29% near 5000 feet
28-38% near 8000 feet.
24 hr trend......8% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......3500 ft AGL until 1100, then 8500 ft AGL.
Transport Winds.....Southwest 5 mph until 1200, then west.
Clearing Index......Less than 500 until 1200, then 1000.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms
near 6000 feet and numerous showers and scattered thunderstorms
near 8000 feet. Lows 52-62. Highs 73-83. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 50-60. Highs 72-82. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms . Lows
49-59. Highs 74-84. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 50-60. Highs 75-85.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 50-60. Highs 72-82.
$$
UTZ490-041230-
Colorado River Basin-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....60-70 F.
24 hr trend......1 degree warmer.
Max humidity........31-41%.
24 hr trend......15% wetter.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......11500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Southwest 5 mph.
Clearing Index......950 until 1900. Less than 500 after 2000.
.THURSDAY...
Sky/weather.........Near 5000 feet, partly cloudy (50-60%). Near
7000 feet, partly cloudy (40-50%) until 1200,
then mostly cloudy (60-70%). Isolated showers
and thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....85-95 F near 5000 feet
73-83 F near 7000 feet.
24 hr trend......3 degrees cooler.
Min humidity........13-23%.
24 hr trend......8% wetter.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph in the afternoon.
CWR.................10 percent.
Mixing Height.......1500 ft AGL until 1000. 11000 ft AGL after
1300.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500 until 1200. 1050 after 1300.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....30 percent.
Min temperature.....58-68 F near 5000 feet
51-61 F near 7000 feet.
24 hr trend......3 degrees cooler.
Max humidity........47-57%.
24 hr trend......11% wetter.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......8000 ft AGL until 1900. 1500 ft AGL after 2000.
Transport Winds.....South 5 mph.
Clearing Index......1050 until 1900. Less than 500 after 2000.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms until 1200. Scattered showers and
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....80-90 F near 5000 feet
69-79 F near 7000 feet.
24 hr trend......5 degrees cooler.
Min humidity........19-29%.
24 hr trend......4% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......3500 ft AGL until 1100, then 9500 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then northwest.
Clearing Index......Less than 500 until 1200. 850 after 1500.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms
near 5000 feet and numerous showers and scattered thunderstorms
near 7000 feet. Lows 58-68. Highs 78-88. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 55-65. Highs 78-88. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms . Lows
55-65. Highs 80-90. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 56-66. Highs 81-91.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 54-64. Highs 79-89.
$$
UTZ491-041230-
Southeast Utah-
225 PM MDT Wed Sep 3 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....60-70 F near 5000 feet
52-62 F near 8000 feet.
24 hr trend......5 degrees warmer.
Max humidity........45-55%.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......11000 ft AGL until 1900. 1000 ft AGL after
2000.
Transport Winds.....Southwest 5 to 10 mph.
Clearing Index......850 until 1900. Less than 500 after 2000.
.THURSDAY...
Sky/weather.........Near 5000 feet, partly cloudy (50-60%). Near
8000 feet, partly cloudy (50-60%) until 1200,
then mostly cloudy (60-70%). Scattered showers
and thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....81-91 F near 5000 feet
67-77 F near 8000 feet.
24 hr trend......1 degree cooler.
Min humidity........19-29% near 5000 feet
25-35% near 8000 feet.
24 hr trend......6% wetter.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................20 percent.
Mixing Height.......1500 ft AGL until 1000. 10500 ft AGL after
1100.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500 until 1100. 1050 after 1200.
.THURSDAY NIGHT...
Sky/weather.........Near 5000 feet, mostly cloudy (60-70%) until
2400, then partly cloudy (40-50%). Near 8000
feet, mostly cloudy (70-80%). Scattered
thunderstorms until 2400. Scattered showers.
Isolated thunderstorms after 2400.
Chc of lightning....30 percent.
Min temperature.....57-67 F near 5000 feet
49-59 F near 8000 feet.
24 hr trend......3 degrees cooler.
Max humidity........56-66%.
24 hr trend......11% wetter.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................30 percent.
Mixing Height.......8500 ft AGL until 1900. 1500 ft AGL after 2000.
Transport Winds.....North 5 to 10 mph until 2400, then southeast.
Clearing Index......1050 until 1900. Less than 500 after 2000.
.FRIDAY...
Sky/weather.........Near 5000 feet, partly cloudy (30-40%),
isolated showers and thunderstorms until 1200,
then scattered showers and thunderstorms. Near
8000 feet, partly cloudy (50-60%) until 1200,
then mostly cloudy (60-70%), isolated
thunderstorms until 1200. Scattered showers.
Scattered thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....78-88 F near 5000 feet
63-73 F near 8000 feet.
24 hr trend......5 degrees cooler.
Min humidity........25-35% near 5000 feet
35-45% near 8000 feet.
24 hr trend......6% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
Mixing Height.......3500 ft AGL until 1100, then 9000 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then southwest.
Clearing Index......Less than 500 until 1200. 1050 after 1500.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy near 5000 feet and mostly cloudy near
8000 feet and scattered showers and thunderstorms near 5000 feet
and numerous showers and scattered thunderstorms near 8000 feet.
Lows 57-67. Highs 77-87. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Isolated showers and thunderstorms near
5000 feet and scattered showers and thunderstorms near 8000 feet
. Lows 55-65. Highs 79-89. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms . Lows
55-65. Highs 80-90. Winds less than 15 mph.
.TUESDAY...Clear. Isolated showers and thunderstorms . Lows
55-65. Highs 81-91.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms
near 8000 feet. Lows 54-64. Highs 80-90.
$$