Spot Forecast
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
783
FNUS75 KRIW 041108
FWSRIW
Spot Forecast for Monument RX...Forest Service
National Weather Service Riverton WY
508 AM MDT Thu Jul 4 2024
Forecast is based on ignition time of 1900 MDT on July 04.
If conditions become unrepresentative, contact the National Weather
Service
.DISCUSSION...
Mainly clear skies and dry conditions expected Thursday. Below
average temperatures will give way to to relative humidity values
in the 20 to 30 percent range. Breezy westerly winds will develop
after noon Thursday around 15-20 mph before diminishing towards
sunset after 7PM to less than 10-15 mph into the overnight hours.
Warming trend with breezy winds for Friday and the weekend through
next week as well that will see elevated fire weather risk going
forward in the long term forecast.
...Thunderstorms imply strong gusty and erratic winds...
...Haines index is high level haines both day and night...
.REST OF TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Min temperature.....Around 41.
Max humidity........59 percent.
Wind (20 ft)........Northwest winds 7 to 10 mph until 2200, then
light.
Ridgetop wind.......Northwest 10 to 15 mph until 0100, then light.
Mixing height.......6000 ft AGL until 2000.
Transport winds.....Northwest 14 to 22 mph until 2200, then 7 to 10
mph.
Smoke dispersal.....Very good until 2000. Poor after 2100.
Haines Index........2 to 3.
TIME (MDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........10 15 10 10 10 5 5 5 5 5 5
Weather cov.....
Weather type....
Tstm cov........
CWR.............0 0 0 0 0 0 0 0 0 0 0
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0
LAL.............1 1 1 1 1 1 1 1 1 1 1
Temp............62 58 54 51 50 49 48 46 45 44 43
RH..............24 30 36 39 42 44 46 49 49 51 55
20 FT wind dir..NW NW NW W W NW NW W N W W
20 FT wind spd..10 8 7 5 4 3 2 2 2 2 2
20 FT wind gust.14 12 10 6 6 4
Ridge wind dir..NW NW NW W W NW NW W N W W
Ridge wind spd..15 15 15 10 10 10 5 5 5 5 5
Mix hgt (kft)...6.0 3.0 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Transp wind dir.NW NW W NW W NW W NW NW W NW
Transp wind spd.22 15 14 10 9 8 7 7 7 7 7
Haines index....3 3 3 3 3 2 2 2 2 2 2
SDspl kt-ft/1000116 40 3 2 2 2 1 1 1 1 1
.FRIDAY...
Sky/weather.........Sunny (5-15 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 68.
Min humidity........21 percent.
Wind (20 ft)........Light winds until 1400, then west 8 to 10 mph
with gusts to around 14 mph.
Ridgetop wind.......Light winds until 1000, then northwest 10 to 15
mph.
Mixing height.......8000 ft AGL after 1200.
Transport winds.....South around 7 mph until 0700, then southeast
until 0800, then southwest until 0900, then
northwest 7 to 16 mph until 1300, then 17 to 21
mph.
Smoke dispersal.....Poor until 1000. Very good after 1500.
Haines Index........2 to 3.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........10 5 5 5 5 5 5 5 5 5 10 10
Weather cov.....
Weather type....
Tstm cov........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0
LAL.............1 1 1 1 1 1 1 1 1 1 1 1
Temp............41 44 47 51 55 59 64 65 66 67 68 68
RH..............59 55 51 46 41 36 30 28 26 24 22 22
20 FT wind dir..SE E NE N N NW W W W W W NW
20 FT wind spd..2 2 2 2 3 4 6 6 8 9 10 10
20 FT wind gust. 4 6 7 10 11 13 14 14
Ridge wind dir..SE E NE N N NW W W W W W NW
Ridge wind spd..5 5 5 5 10 10 10 15 15 15 15 15
Mix hgt (kft)...0.1 0.1 0.5 1.5 4.0 5.0 6.5 7.0 7.5 8.0 8.0 7.5
Transp wind dir.S SE SW W W NW NW NW NW NW NW NW
Transp wind spd.7 7 7 7 10 13 16 17 20 21 21 20
Haines index....2 2 2 2 2 2 3 3 3 3 3 3
SDspl kt-ft/10001 1 4 10 35 57 92 106 128 144 140 129
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Min temperature.....Around 42.
Max humidity........55 percent.
Wind (20 ft)........Northwest winds 7 to 11 mph with gusts to
around 21 mph until 2200, then light.
Ridgetop wind.......Northwest 15 to 20 mph until 2200, then around
10 mph until 0100, then light.
Mixing height.......7500 ft AGL until 1900.
Transport winds.....Northwest 12 to 20 mph until 2300, then west 7
to 9 mph.
Smoke dispersal.....Very good until 1900. Poor after 2100.
Haines Index........3.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........10 10 10 10 10 10 10 5 5 5 5 5
Weather cov.....
Weather type....
Tstm cov........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0
LAL.............1 1 1 1 1 1 1 1 1 1 1 1
Temp............68 64 61 58 56 54 52 50 49 47 45 44
RH..............21 25 29 33 36 38 40 42 45 47 50 54
20 FT wind dir..NW NW NW NW NW N N N N NE NE N
20 FT wind spd..11 10 8 7 6 4 3 2 2 2 2 2
20 FT wind gust.21 18 16 13 10 7 6 5 5 5 4 4
Ridge wind dir..NW NW NW NW NW N N N N NE NE N
Ridge wind spd..20 15 15 15 10 10 10 5 5 5 5 5
Mix hgt (kft)...7.5 5.0 2.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Transp wind dir.NW NW NW NW NW W W W W W W W
Transp wind spd.20 17 15 14 12 9 8 7 7 7 7 7
Haines index....3 3 3 3 3 3 3 3 3 3 3 3
SDspl kt-ft/1000126 75 34 3 2 1 1 1 1 1 1 1
.SATURDAY...
Sky/weather.........Sunny (5-15 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 70.
Min humidity........19 percent.
Wind (20 ft)........Light winds until 1200, then west 8 to 11 mph
with gusts to around 23 mph.
Ridgetop wind.......Light winds until 0900. Northwest around 20 mph
after 1500.
Mixing height.......11000 ft AGL after 1500.
Transport winds.....Northwest 7 to 15 mph until 1100, then 18 to 26
mph.
Smoke dispersal.....Poor until 0800. Excellent after 1400.
Haines Index........3 to 4.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........5 5 5 0 0 5 5 5 5 10 10 15
Weather cov.....
Weather type....
Tstm cov........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0
LAL.............1 1 1 1 1 1 1 1 1 1 1 1
Temp............43 46 49 52 57 61 66 67 68 70 69 69
RH..............55 54 51 47 41 33 27 23 21 20 19 19
20 FT wind dir..N N NW W W W W W W W W NW
20 FT wind spd..2 2 2 3 5 6 8 9 10 11 11 11
20 FT wind gust.4 4 5 6 10 13 16 18 20 21 22 23
Ridge wind dir..N N NW W W W W W W W W NW
Ridge wind spd..5 5 5 10 10 15 15 15 15 20 20 20
Mix hgt (kft)...0.1 1.0 1.5 2.0 4.0 6.0 7.5 8.5 9.5 11 11 11
Transp wind dir.NW NW W W W NW NW NW W W W W
Transp wind spd.7 8 9 12 15 18 22 23 25 26 26 26
Haines index....3 3 3 3 3 3 4 4 4 4 4 4
SDspl kt-ft/10001 5 11 20 51 93 147 173 211 242 250 259
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...
Mostly clear. Lows in the lower 40s. Highs in the lower 70s.
Light winds.
.MONDAY...
Clear. Lows in the mid 40s. Highs in the mid 70s. Light winds.
.TUESDAY...
Mostly clear. Lows in the upper 40s. Highs in the upper 70s.
Light winds.
$$
Forecaster...Lowe
Requested by...Cody Norton
Type of request...PRESCRIBED
.TAG 2417364.0/RIW
.DELDT 07/04/24
.FormatterVersion 2.0.0
.EMAIL cody.norton@usda.gov