Spot Forecast
Issued by NWS Riverton, WY

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752
FNUS75 KRIW 011226
FWSRIW

Spot Forecast for Burnt Creek...USFS BTF
National Weather Service Riverton WY
626 AM MDT Mon Sep 1 2025

Forecast is based on forecast start time of 0700 MDT on September 01.
If conditions become unrepresentative, contact the National Weather
Service

.DISCUSSION...

Clear skies this morning, with mostly dry conditions and light
winds (10 mph or less) through the day. There is a 10% chance of
a virga shower this afternoon. RH recovery will be fair tonight.
Similar conditions will return for Tuesday.

...Thunderstorms imply strong gusty and erratic winds...

.TODAY...

Sky/weather.........Sunny (10-20 percent). Patchy smoke through the
                    day. Slight chance of showers and thunderstorms
                    late in the afternoon.
CWR.................0 percent.
Chance of pcpn......20 percent.
Chance of thunder...12 percent.
Max temperature.....Around 70.
Min humidity........21 percent.
Wind (20 ft)........Light winds. Gusty and erratic winds expected
                    near thunderstorms.
Ridgetop wind.......South 10 to 15 mph until 1200, then west.
Mixing height.......2000 ft AGL until 1100. 9500 ft AGL after 1400.
Transport winds.....South 12 to 13 mph until 1200, then southwest 9
                    to 13 mph.
Smoke dispersal.....Poor until 1000 increasing to good after 1100.
                    Very good by 1400.

TIME (MDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........5   5   0   5   5   15  20  20  25  30  25
Weather cov.....PTY PTY PTY PTY PTY PTY PTY PTY SCH SCH SCH
Weather type....SMK SMK SMK SMK SMK SMK SMK SMK RW  RW  RW
Tstm cov........                                SCH SCH SCH
CWR.............0   0   0   0   0   0   0   0   0   0   0
Chc of pcpn (%).0   0   0   0   0   10  10  10  20  10  10
Chc of thdr (%).0   0   0   0   0   10  10  10  10  10  10
Temp............45  50  58  60  64  67  68  69  70  69  69
RH..............52  48  40  35  31  27  24  23  22  21  21
20 FT wind dir..SE  S   S   S   SW  SW  SW  SW  W   W   W
20 FT wind spd..6   6   6   6   6   6   6   6   6   6   4
20 FT wind gust.8   10  11  10  8               7       6
Ridge wind dir..SE  S   S   S   SW  SW  SW  SW  W   W   W
Ridge wind spd..10  15  15  15  15  15  15  15  15  10  10
Mix hgt (kft)...0.5 0.5 1.0 2.0 5.0 7.5 8.5 9.5 9.5 9.5 9.5
Transp wind dir.S   S   S   S   SW  SW  SW  W   SW  SW  W
Transp wind spd.12  13  13  13  13  13  13  13  13  12  9
SDspl kt-ft/10007   7   13  24  55  81  93  102 105 95  77

.TONIGHT...

Sky/weather.........Mostly clear (20-30 percent). Patchy smoke.
CWR.................0 percent.
Chance of pcpn......10 percent.
Chance of thunder...7 percent.
Min temperature.....Around 44.
Max humidity........61 percent.
Wind (20 ft)........Light winds.
Ridgetop wind.......Northwest around 10 mph until 2000, then east
                    until 0200, then southeast.
Mixing height.......9000 ft AGL until 1900, then 500 ft AGL.
Transport winds.....West around 9 mph until 2000. Southeast 9 to 13
                    mph after 2300.
Smoke dispersal.....Good until 1900, then poor.

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........25  25  30  30  25  25  20  25  25  25  20  15
Weather cov.....PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY
Weather type....SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Chc of pcpn (%).10  10  0   0   0   0   0   0   0   0   0   0
Chc of thdr (%).10  10  0   0   0   0   0   0   0   0   0   0
Temp............69  64  60  56  53  51  49  48  47  47  46  46
RH..............23  27  32  38  41  44  47  48  48  49  49  49
20 FT wind dir..NW  NW  NE  E   E   E   E   E   SE  SE  SE  SE
20 FT wind spd..4   4   5   6   6   6   6   6   5   5   4   4
20 FT wind gust.6   6   8   10  10  10  10  7   6   6   6   6
Ridge wind dir..NW  NW  NE  E   E   E   E   E   SE  SE  SE  SE
Ridge wind spd..10  10  10  10  15  15  10  10  10  10  10  10
Mix hgt (kft)...9.0 1.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Transp wind dir.W   NW  N   NE  E   SE  SE  SE  SE  SE  SE  S
Transp wind spd.9   9   10  12  13  13  12  12  10  10  9   9
SDspl kt-ft/100071  13  6   7   7   7   7   7   6   6   5   5

.TUESDAY...

Sky/weather.........Sunny (15-25 percent).
CWR.................0 percent.
Chance of pcpn......10 percent.
Chance of thunder...8 percent.
Max temperature.....Around 71.
Min humidity........22 percent.
Wind (20 ft)........Light winds until 1600, then northwest around 7
                    mph with gusts to around 13 mph.
Ridgetop wind.......South around 10 mph until 1100, then northwest.
Mixing height.......1000 ft AGL until 1000, then 3000 ft AGL until
                    1100, then 5500 ft AGL until 1200, then 10000
                    ft AGL until 1600, then 8000 ft AGL.
Transport winds.....South around 9 mph until 1000, then west 9 to
                    10 mph until 1300, then northwest 12 to 14 mph.
Smoke dispersal.....Poor until 1000. Good by 1100 increasing to
                    very good by 1500.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........15  25  15  10  5   5   5   15  25  30  35  35
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   10  10  10  10  10  10
Chc of thdr (%).0   0   0   0   0   0   10  10  10  10  10  10
Temp............46  45  50  59  63  66  68  69  70  70  70  68
RH..............49  54  48  36  32  28  25  23  21  21  21  23
20 FT wind dir..SE  SE  S   S   SW  W   W   W   NW  NW  NW  NW
20 FT wind spd..4   4   4   4   4   5   5   6   6   6   7   7
20 FT wind gust.6   6   6   6   6   7   10  10  11  12  13  13
Ridge wind dir..SE  SE  S   S   SW  W   W   W   NW  NW  NW  NW
Ridge wind spd..10  10  10  10  10  10  10  10  10  15  15  15
Mix hgt (kft)...0.5 0.5 0.5 1.0 3.0 5.5 8.5 9.0 9.5 10  8.0 6.5
Transp wind dir.SE  S   S   S   W   W   NW  NW  NW  NW  NW  N
Transp wind spd.9   9   9   9   9   10  10  12  12  13  14  14
SDspl kt-ft/10005   5   4   9   22  51  77  90  94  108 98  77

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...
Mostly clear. Lows in the lower 40s. Highs around 70. Northwest
winds 10-18 mph.
.THURSDAY...
Mostly clear. Lows in the lower 40s. Highs around 70. Northwest
winds 10-18 mph.
.FRIDAY...
Partly cloudy. Slight chance of showers and thunderstorms. Lows
in the lower 40s. Highs in the upper 60s. West-northwest winds
8-15 mph.

$$
Forecaster...LaVoie
Requested by...Erin Martin
Type of request...WILDFIRE
.TAG 2520654.2/RIW
.DELDT 09/01/25
.FormatterVersion 2.0.0
.EMAIL wytdc@firenet.gov