Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
449
FNUS55 KPIH 280704
FWFPIH
Fire Weather Planning Forecast for Southeast Idaho
National Weather Service Pocatello ID
104 AM MDT Thu Aug 28 2025
.DISCUSSION...
* Central Idaho Dispatch Area weather impact summary (Zones 475
and 476)...
A few residual showers and thunderstorms may be possible through
Friday. Although additional rainfall amounts will probably be
less than 0.10 inches. Drier weather with gradually warming
temperatures is expected for the weekend.
* East Idaho Dispatch Area weather impact summary (Zones 410...411
and 413)...
A few residual showers and thunderstorms may be possible through
Friday, especially in zone 411. Rainfall amounts in zone 411 of up
to 0.25 inches is possible today. However additional rainfall
amounts elsewhere will probably be less than 0.10 inches. Drier
weather with gradually warming temperatures is expected for the
weekend.
* South Central Idaho Dispatch Area weather impact summary (Zones
422...425 and 427)...
A few residual showers and thunderstorms may be possible through
Friday. Although additional rainfall amounts will probably be
less than 0.10 inches. Drier weather with gradually warming
temperatures is expected for the weekend.
IDZ475-282230-
East Salmon River Mountains/Salmon NF-
104 AM MDT Thu Aug 28 2025
.Today...
* Sky/weather........Mostly cloudy. Slight chance of thunderstorms
in the morning. Chance of rain showers through
the day. Chance of thunderstorms in the
afternoon.
* Chc of thunder.....30 percent.
* Max Temperature....65-72 valleys and 57-64 ridges.
24 hr trend......6 degrees up.
* Min Humidity.......44-52 percent.
24 hr trend......26 percent down.
* 20ft winds.........
Valleys/lwr slopes...West 4 to 8 mph.
Ridges/upr slopes....West 4 to 9 mph with gusts to around 15
mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......8250-9250 ft AGL.
* Transport Winds....West 10 to 15 mph.
.TONIGHT...
* Sky/weather........Partly cloudy. Slight chance of rain in the
evening.
* Chc of thunder.....0 percent.
* Min Temperature....44-51.
24 hr trend......Little change.
* Max Humidity.......68-76 percent.
24 hr trend......20 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northwest 4 to 7 mph shifting to the
southwest around 4 mph after midnight.
Ridges/upr slopes....West 4 to 8 mph. Gusts up to 15 mph in the
evening.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Northwest around 10 mph in the evening
becoming light.
.FRIDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....69-76 valleys and 60-67 ridges.
24 hr trend......3 degrees up.
* Min Humidity.......28-36 percent.
24 hr trend......14 percent down.
* 20ft winds.........
Valleys/lwr slopes...West 4 to 8 mph.
Ridges/upr slopes....West 4 to 8 mph. Gusts up to 15 mph in the
afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......10750-11750 ft AGL.
* Transport Winds....Light winds becoming northwest around 15 mph
in the afternoon.
.Forecast days 3 through 7......
.SATURDAY...Clear. Lows 45 to 52. Highs 67 to 74. West winds 5 to
10 mph with gusts to around 15 mph.
.SUNDAY...Clear. Lows 46 to 53. Highs 71 to 78. South winds 5 to
10 mph with gusts to around 15 mph.
.LABOR DAY...Mostly clear. Lows 49 to 56. Highs 72 to 79.
Southeast winds 5 to 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 50s. Highs in the mid 70s.
.WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 70s.
$$
IDZ476-282230-
Lemhi and Lost River Range/Challis NF-
104 AM MDT Thu Aug 28 2025
.Today...
* Sky/weather........Mostly cloudy then becoming partly cloudy.
Chance of rain in the morning, then chance of
showers and thunderstorms in the afternoon.
* Chc of thunder.....40 percent.
* Max Temperature....67-74 valleys and 56-63 ridges.
24 hr trend......5 degrees up.
* Min Humidity.......40-48 percent valleys and 48-56 percent
ridges.
24 hr trend......24 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northwest 4 to 9 mph.
Ridges/upr slopes....Northwest 4 to 9 mph with gusts to around
15 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......9250-10250 ft AGL.
* Transport Winds....West 10 to 15 mph.
.TONIGHT...
* Sky/weather........Mostly clear. Chance of rain in the evening.
* Chc of thunder.....0 percent.
* Min Temperature....43-50.
24 hr trend......Little change.
* Max Humidity.......69-77 percent.
24 hr trend......19 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northwest 5 to 8 mph shifting to the west
around 4 mph after midnight.
Ridges/upr slopes....Northwest 4 to 8 mph. Gusts up to 15 mph
in the evening.
* Chc Wetting Rain...10 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Northwest around 10 mph in the evening
becoming light.
.FRIDAY...
* Sky/weather........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms in
the afternoon.
* Chc of thunder.....10 percent.
* Max Temperature....69-76 valleys and 58-65 ridges.
24 hr trend......2 degrees up.
* Min Humidity.......27-35 percent valleys and 34-42 percent
ridges.
24 hr trend......13 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northwest 4 to 8 mph.
Ridges/upr slopes....Northwest 4 to 8 mph. Gusts up to 15 mph
in the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......10750-11750 ft AGL.
* Transport Winds....Light winds becoming northwest around 15 mph
in the afternoon.
.Forecast days 3 through 7......
.SATURDAY...Clear. Lows 44 to 51. Highs 66 to 73. Northwest winds
5 to 10 mph with gusts to around 20 mph.
.SUNDAY...Clear. Lows 45 to 52. Highs 69 to 76. South winds 5 to
10 mph with gusts to around 15 mph.
.LABOR DAY...Mostly clear. Lows 47 to 54. Highs 71 to 78.
Southeast winds 5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the lower 50s. Highs in the lower 70s.
.WEDNESDAY...Mostly clear. Slight chance of showers. Lows around
50. Highs in the lower 70s.
$$
IDZ422-282230-
Sawtooth Range/Northern Sawtooth NF-
104 AM MDT Thu Aug 28 2025
.Today...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....10 percent.
* Max Temperature....69-76 valleys and 57-64 ridges.
24 hr trend......6 degrees up.
* Min Humidity.......34-42 percent valleys and 43-51 percent
ridges.
24 hr trend......27 percent down.
* 20ft winds.........
Valleys/lwr slopes...West 4 to 9 mph.
Ridges/upr slopes....West 4 to 9 mph with gusts to around 15
mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....West 10 to 15 mph.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....0 percent.
* Min Temperature....43-50.
24 hr trend......Little change.
* Max Humidity.......68-76 percent valleys and 63-71 percent
ridges.
24 hr trend......23 percent down.
* 20ft winds.........
Valleys/lwr slopes...North 4 to 9 mph.
Ridges/upr slopes....North 4 to 9 mph. Gusts up to 15 mph in
the evening.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Northwest around 10 mph in the evening
becoming light.
.FRIDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....71-78 valleys and 60-67 ridges.
24 hr trend......2 degrees up.
* Min Humidity.......29-37 percent valleys and 33-41 percent
ridges.
24 hr trend......7 percent down.
* 20ft winds.........
Valleys/lwr slopes...North 4 to 6 mph shifting to the west in
the afternoon.
Ridges/upr slopes....Northwest 4 to 8 mph. Gusts up to 15 mph
in the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......10500-11500 ft AGL.
* Transport Winds....Light winds becoming northwest around 10 mph
in the afternoon.
.Forecast days 3 through 7......
.SATURDAY...Clear. Lows 44 to 51. Highs 68 to 75. Northwest winds
5 to 10 mph with gusts to around 15 mph.
.SUNDAY...Clear. Lows 46 to 53. Highs 70 to 77. East winds 5 to
10 mph with gusts to around 15 mph.
.LABOR DAY...Mostly clear. Lows 47 to 54. Highs 72 to 79. East
winds 5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 50s. Highs in the mid 70s.
.WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the
mid 70s.
$$
IDZ425-282230-
Middle Snake River Valley/Twin Falls BLM north of the Snake River-
104 AM MDT Thu Aug 28 2025
.Today...
* Sky/weather........Partly cloudy then becoming sunny.
* Chc of thunder.....0 percent.
* Max Temperature....Around 79.
24 hr trend......6 degrees up.
* Min Humidity.......34-42 percent.
24 hr trend......30 percent down.
* 20ft winds.........West winds 6 to 11 mph with gusts to around 20
mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....West 10 to 15 mph.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....0 percent.
* Min Temperature....Around 52.
24 hr trend......2 degrees down.
* Max Humidity.......80-88 percent.
24 hr trend......13 percent down.
* 20ft winds.........West winds 6 to 11 mph with gusts to around 20
mph shifting to the northeast 4 to 5 mph after
midnight.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....West around 15 mph in the evening becoming
light.
.FRIDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....Around 80.
24 hr trend......Little change.
* Min Humidity.......29-37 percent.
24 hr trend......6 percent down.
* 20ft winds.........Northeast winds 4 to 5 mph shifting to the
southwest in the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......10250-11250 ft AGL.
* Transport Winds....Light winds.
.Forecast days 3 through 7......
.SATURDAY...Clear. Lows in the lower 50s. Highs in the lower 80s.
Northwest winds 5 to 10 mph with gusts to around 15 mph.
.SUNDAY...Clear. Lows in the lower 50s. Highs in the mid 80s.
East winds 5 to 10 mph with gusts to around 15 mph.
.LABOR DAY...Mostly clear. Lows 52 to 58. Highs in the mid 80s.
East winds 5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
80s.
.WEDNESDAY...Mostly clear. Lows in the upper 50s. Highs in the
mid 80s.
$$
IDZ427-282230-
Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls
BLM south of the Snake River-
104 AM MDT Thu Aug 28 2025
.Today...
* Sky/weather........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....74-79 valleys and 67-74 ridges.
24 hr trend......4 degrees up.
* Min Humidity.......38-46 percent valleys and 42-50 percent
ridges.
24 hr trend......24 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 5 to 8 mph shifting to the west
5 to 10 mph in the afternoon.
Ridges/upr slopes....West 4 to 9 mph with gusts to around 15
mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......8000-9000 ft AGL.
* Transport Winds....West 10 to 15 mph.
.TONIGHT...
* Sky/weather........Mostly clear.
* Chc of thunder.....0 percent.
* Min Temperature....50-57.
24 hr trend......Little change.
* Max Humidity.......66-74 percent valleys and 55-63 percent
ridges.
24 hr trend......22 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 4 to 9 mph.
Ridges/upr slopes....Southwest 4 to 9 mph. Gusts up to 15 mph
in the evening.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....West around 10 mph in the evening becoming
light.
.FRIDAY...
* Sky/weather........Mostly sunny then becoming partly cloudy.
Slight chance of rain showers in the
afternoon.
* Chc of thunder.....0 percent.
* Max Temperature....Around 78 valleys and 69-76 ridges.
24 hr trend......2 degrees up.
* Min Humidity.......29-37 percent.
24 hr trend......10 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 4 to 5 mph shifting to the
northwest 4 to 7 mph in the afternoon.
Ridges/upr slopes....West 4 to 5 mph shifting to the northwest
4 to 7 mph with gusts to around 15 mph in
the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......10000-11000 ft AGL.
* Transport Winds....Light winds becoming northwest around 10 mph
in the afternoon.
.Forecast days 3 through 7......
.SATURDAY...Clear. Lows 50 to 57. Highs 74 to 81. West winds 5 to
10 mph with gusts to around 15 mph.
.SUNDAY...Clear. Lows 51 to 58. Highs 77 to 84. Southeast winds
5 to 10 mph with gusts to around 15 mph.
.LABOR DAY...Clear. Lows 52 to 59. Highs 78 to 85. Southeast
winds 5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
$$
IDZ410-282230-
Upper Snake River Valley/Idaho Falls BLM-
104 AM MDT Thu Aug 28 2025
.Today...
* Sky/weather........Mostly cloudy then becoming partly cloudy.
Slight chance of thunderstorms in the morning.
Chance of rain showers through the day. Chance
of thunderstorms in the afternoon.
* Chc of thunder.....40 percent.
* Max Temperature....70-77.
24 hr trend......4 degrees up.
* Min Humidity.......47-55 percent.
24 hr trend......19 percent down.
* 20ft winds.........Southwest winds 5 to 10 mph with gusts to
around 20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....Southwest 10 to 15 mph.
.TONIGHT...
* Sky/weather........Mostly clear. Slight chance of showers and
thunderstorms in the evening.
* Chc of thunder.....20 percent.
* Min Temperature....46-53.
24 hr trend......3 degrees down.
* Max Humidity.......81-89 percent.
24 hr trend......11 percent down.
* 20ft winds.........Northwest winds 5 to 8 mph with gusts to
around 15 mph shifting to the northeast 4 to 6
mph after midnight.
* Chc Wetting Rain...10 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Northwest around 10 mph shifting to the
northeast after midnight.
.FRIDAY...
* Sky/weather........Mostly sunny. Slight chance of rain showers in
the afternoon.
* Chc of thunder.....0 percent.
* Max Temperature....72-79.
24 hr trend......2 degrees up.
* Min Humidity.......32-40 percent.
24 hr trend......14 percent down.
* 20ft winds.........Northeast winds 4 to 5 mph shifting to the
west 4 to 6 mph with gusts to around 15 mph in
the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......9500-10500 ft AGL.
* Transport Winds....Light winds becoming northwest around 10 mph
in the afternoon.
.Forecast days 3 through 7......
.SATURDAY...Clear. Lows 46 to 53. Highs 73 to 80. North winds
5 to 10 mph with gusts to around 15 mph.
.SUNDAY...Clear. Lows 46 to 53. Highs 76 to 82. Northeast winds
5 to 10 mph with gusts to around 15 mph.
.LABOR DAY...Clear. Lows 48 to 55. Highs 78 to 84. Northeast
winds 5 to 10 mph with gusts to around 20 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 80s.
.WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 80s.
$$
IDZ411-282230-
Centennial Mountains and Snake River Range/Targhee NF-
104 AM MDT Thu Aug 28 2025
.Today...
* Sky/weather........Cloudy. Slight chance of thunderstorms in the
morning. Rain showers through the day. Chance
of thunderstorms in the afternoon.
* Chc of thunder.....50 percent.
* Max Temperature....59-66.
24 hr trend......3 degrees up.
* Min Humidity.......59-67 percent valleys and 66-74 percent
ridges.
24 hr trend......11 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 4 to 7 mph.
Ridges/upr slopes....Southwest 4 to 7 mph with gusts to around
15 mph.
* Chc Wetting Rain...60 percent.
* Mixing Height......5750-6750 ft AGL.
* Transport Winds....Southwest around 10 mph.
.TONIGHT...
* Sky/weather........Partly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening.
Slight chance of rain showers after midnight.
* Chc of thunder.....20 percent.
* Min Temperature....43-50.
24 hr trend......3 degrees down.
* Max Humidity.......89-97 percent valleys and 81-89 percent
ridges.
24 hr trend......12 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northeast 4 to 5 mph in the evening
becoming light.
Ridges/upr slopes....North 4 to 6 mph. Gusts up to 15 mph in
the evening.
* Chc Wetting Rain...10 percent.
* Mixing Height......100-1100 ft AGL.
* Transport Winds....Northwest around 10 mph in the evening
becoming light.
.FRIDAY...
* Sky/weather........Partly cloudy. Slight chance of rain showers
through the day. Slight chance of
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....Around 73 valleys and 63-70 ridges.
24 hr trend......5 degrees up.
* Min Humidity.......35-43 percent valleys and 40-48 percent
ridges.
24 hr trend......26 percent down.
* 20ft winds.........
Valleys/lwr slopes...Light winds becoming west 4 to 6 mph in
the afternoon.
Ridges/upr slopes....Northwest 4 to 7 mph. Gusts up to 15 mph
in the afternoon.
* Chc Wetting Rain...10 percent.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....Light winds becoming northwest around 15 mph
in the afternoon.
.Forecast days 3 through 7......
.SATURDAY...Mostly clear. Slight chance of showers. Lows 43 to
50. Highs 64 to 71. North winds 5 to 10 mph with gusts to around
15 mph.
.SUNDAY...Clear. Lows 43 to 50. Highs 68 to 75. Northeast winds
5 to 10 mph with gusts to around 15 mph.
.LABOR DAY...Clear. Lows 45 to 52. Highs 71 to 78. Northeast
winds 5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows around 50. Highs in the mid 70s.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
$$
IDZ413-282230-
Caribou Range/Caribou NF-
104 AM MDT Thu Aug 28 2025
.Today...
* Sky/weather........Mostly cloudy then becoming partly cloudy.
Chance of rain showers through the day. Slight
chance of thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....70-77 valleys and 63-70 ridges.
24 hr trend......4 degrees up.
* Min Humidity.......41-49 percent valleys and 46-54 percent
ridges.
24 hr trend......21 percent down.
* 20ft winds.........
Valleys/lwr slopes...South 5 to 8 mph shifting to the west 6 to
9 mph in the afternoon.
Ridges/upr slopes....West 4 to 9 mph with gusts to around 20
mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......7750-8750 ft AGL.
* Transport Winds....West 10 to 15 mph.
.TONIGHT...
* Sky/weather........Partly cloudy. Slight chance of rain showers
in the evening.
* Chc of thunder.....0 percent.
* Min Temperature....46-53.
24 hr trend......2 degrees down.
* Max Humidity.......76-84 percent valleys and 71-79 percent
ridges.
24 hr trend......17 percent down.
* 20ft winds.........
Valleys/lwr slopes...West 5 to 8 mph shifting to the east 4 to
5 mph after midnight.
Ridges/upr slopes....West 4 to 8 mph. Gusts up to 15 mph in the
evening.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....West around 10 mph in the evening becoming
light.
.FRIDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....70-77.
24 hr trend......2 degrees up.
* Min Humidity.......31-39 percent.
24 hr trend......10 percent down.
* 20ft winds.........
Valleys/lwr slopes...Light winds becoming northwest 4 to 6 mph
in the afternoon.
Ridges/upr slopes....East around 4 mph shifting to the
northwest 5 to 8 mph with gusts to around
15 mph in the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......9500-10500 ft AGL.
* Transport Winds....Light winds becoming northwest around 10 mph
in the afternoon.
.Forecast days 3 through 7......
.SATURDAY...Clear. Lows 46 to 53. Highs 71 to 78. North winds
5 to 10 mph with gusts to around 20 mph.
.SUNDAY...Clear. Lows 45 to 52. Highs 74 to 81. East winds 5 to
10 mph with gusts to around 15 mph.
.LABOR DAY...Clear. Lows 48 to 55. Highs 77 to 84. East winds
5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Mostly clear with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs around 80.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
$$
.OUTLOOK FOR THURSDAY SEPTEMBER 4 THROUGH WEDNESDAY SEPTEMBER 10...
Above normal temperatures and precipitation.
$$