Spot Forecast
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
678
FNUS75 KRIW 031221
FWSRIW
Spot Forecast for Warms Springs Community Pile RX...USFS
National Weather Service Riverton WY
521 AM MST Tue Mar 3 2026
Forecast is based on ignition time of 0600 MST on March 03.
If conditions become unrepresentative, contact the National Weather
Service
.DISCUSSION...
All precipitation has ended across northwest Wyoming, and skies
will be mostly clear by 1200. Winds today will be terrain
influenced in the morning, upslope under 5 mph. Winds will shift
from the southwest during the afternoon, remaining 10 mph or
less. Temperatures in the low 40s will bring humidity levels down
to around 40 percent through the afternoon. Light will will keep
smoke dispersal poor all day.
Winds overnight will remain terrain influenced, downslope 2 to 3
mph. Humidity recovery will reach around 70 percent.
Expect a return of gusty winds on Wednesday, again running from
the southwest, increasing to 10 to 15 mph. Temperatures will
again reach the lower 40s, bringing humidity down to around 40
percent. Higher winds will bring fair to good smoke dispersal in
the afternoon.
.TODAY...
Sky/weather.........Mostly sunny (25-35 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Max temperature.....Around 44.
Min humidity........42 percent.
Wind (20 ft)........Light winds.
Ridgetop wind.......West around 10 mph until 0800, then southeast.
Mixing height.......1500 ft AGL until 1100, then 4000 ft AGL.
Transport winds.....East 8 to 10 mph until 1300. Southwest 10 to
12 mph after 1400. Smoke dispersal.....Poor.
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........55 40 25 15 5 5 5 5 10 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
Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............24 24 26 29 33 36 39 40 41 42 40 40
RH..............88 88 82 71 60 52 46 46 42 44 44 50
20 FT wind dir..W W S NE NE NE E E SW SW SW SW
20 FT wind spd..5 5 4 4 3 3 4 5 5 5 6 5
20 FT wind gust.6 6 6 6 4 4 6 6 6 6 7 6
Ridge wind dir..W W S NE NE NE E E NE SE SW SW
Ridge wind spd..10 10 10 10 10 10 10 10 10 10 10 10
Mix hgt (kft)...0.5 0.5 0.5 1.0 1.5 2.5 3.0 3.5 4.0 3.5 3.0 2.0
Transp wind dir.E NE NE E E E SE S SW W SW SW
Transp wind spd.10 10 9 9 8 8 9 10 10 10 12 12
SDspl kt-ft/10006 6 6 7 10 16 23 30 36 33 28 20
.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Min temperature.....Around 25.
Max humidity........74 percent.
Wind (20 ft)........Light winds until 0100, then west around 7 mph
with gusts to around 14 mph.
Ridgetop wind.......West 10 to 15 mph.
Mixing height.......500 ft AGL.
Transport winds.....Southwest 12 to 17 mph.
Smoke dispersal.....Poor.
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........20 15 5 10 15 20 20 20 20 20 20 30
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
Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............36 33 31 29 29 29 28 28 27 26 26 25
RH..............56 61 66 69 71 71 71 71 71 71 74 70
20 FT wind dir..SW SW SW SW W W W W W W W SW
20 FT wind spd..5 5 6 6 6 6 6 7 7 7 7 7
20 FT wind gust.6 6 7 7 10 10 10 10 10 10 10 14
Ridge wind dir..SW SW SW SW W W W W W W W SW
Ridge wind spd..10 10 10 10 15 15 15 15 15 15 15 15
Mix hgt (kft)...1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Transp wind dir.SW SW SW SW SW SW SW SW SW SW SW SW
Transp wind spd.12 12 14 14 14 15 16 16 17 16 15 15
SDspl kt-ft/10008 7 9 9 9 9 10 10 11 10 9 9
.WEDNESDAY...
Sky/weather.........Mostly sunny (40-50 percent).
CWR.................0 percent.
Chance of pcpn......10 percent.
Chance of thunder...0 percent.
Max temperature.....Around 42.
Min humidity........41 percent.
Wind (20 ft)........Southwest winds 7 to 9 mph with gusts to around
20 mph.
Ridgetop wind.......Southwest around 15 mph.
Mixing height.......2000 ft AGL until 1100, then 4000 ft AGL.
Transport winds.....Southwest 16 to 24 mph.
Smoke dispersal.....Poor until 1100, increasing to good in
the afternoon.
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........30 30 30 30 35 35 40 40 40 45 50 55
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 10
Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0
Temp............26 26 28 31 36 39 41 42 42 41 40 39
RH..............67 65 63 58 52 47 43 41 40 41 44 48
20 FT wind dir..SW W W W W W W SW SW SW SW SW
20 FT wind spd..7 7 7 7 8 8 8 9 9 9 9 9
20 FT wind gust.14 14 14 16 17 18 18 19 20 20 20 19
Ridge wind dir..SW W W W W W W SW SW SW SW SW
Ridge wind spd..15 15 15 15 15 15 15 15 15 15 15 15
Mix hgt (kft)...0.5 0.5 0.5 1.0 2.0 2.5 3.0 3.5 4.0 3.5 3.0 2.5
Transp wind dir.SW SW SW SW SW SW SW SW SW SW SW SW
Transp wind spd.16 17 17 17 18 20 21 23 24 23 21 20
SDspl kt-ft/100010 11 10 18 30 44 54 68 80 66 50 38
.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...
Snow showers. Lows in the mid 20s. Highs in the upper 30s. West
winds around 7 mph.
.FRIDAY...
Snow showers. Lows in the lower 20s. Highs in the lower 30s.
North winds around 8 mph.
.SATURDAY...
Mostly clear. Slight chance of snow showers. Lows around 16.
Highs in the mid 30s. West winds around 9 mph.
$$
Forecaster...Straub
Requested by...Trenton Jones
Type of request...PRESCRIBED
.TAG 2604505.0/RIW
.DELDT 03/03/26
.FormatterVersion 2.0.0
.EMAIL trenton.jones@usda.gov