Spot Forecast
Issued by NWS Rapid City, SD

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708
FNUS73 KUNR 031631
FWSUNR

Spot Forecast for Rat...USFS
National Weather Service Rapid City SD
931 AM MST Wed Dec 3 2025

Forecast is based on ignition time of 1000 MST on December 03.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Light snow may still be possible over the spot
location this morning, however the system is moving out of the
region and any accumulations over the next couple hours will
likely amount to a half inch or less. Dry conditions are then
expected the remainder of today and much of Thursday. Winds this
morning will be out of the north to northwest, slowly
transitioning to out of the west this afternoon and evening. The
next system moves in Thursday evening, bringing another chance for
light snow over the spot area.


.REST OF TODAY...

Sky/weather.........Mostly sunny (40-50 percent).
Max temperature.....Around 17.
Min humidity........84 percent.
Wind (20 ft)........Northwest winds 5 to 10 mph with gusts to
                    around 17 mph.
CWR.................45 percent.
Mixing height.......1900 to 2400 ft agl.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Poor.

TIME (MST)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........67  56  45  31  24  25  29  29
Weather cov.....
Weather type....
Tstm cov........
CWR.............40  40  40  40  40  40  40  40
Temp............14  14  14  14  14  13  10  8
RH..............95  92  88  84  84  84  91  96
20 FT wind dir..NW  NW  NW  NW  NW  NW  W   W
20 FT wind spd..8   8   8   7   6   6   5   5
20 FT wind gust.16  16  16  17  17  16  15  15
Mix hgt (kft)...1.6 1.7 2.0 2.2 2.4 1.7 1.0 0.3
Transp wind dir.NW  NW  NW  W   W   W   W   W
Transp wind spd.15  15  16  16  15  15  14  13

.TONIGHT...

Sky/weather.........Mostly clear (20-30 percent).
Min temperature.....Around 10 above.
Max humidity........100 percent.
Wind (20 ft)........West winds around 10 mph with gusts to around
                    24 mph.
CWR.................0 percent.
Mixing height.......300 to 800 ft agl.
Transport winds.....West 15 to 25 mph shifting to the southwest
                    around 25 mph overnight.
Smoke dispersal.....Poor.

TIME (MST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........33  23  17  19  18  24  28  33  24  21  17  20
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............8   10  11  11  12  12  12  12  12  12  12  13
RH..............96  87  91  96  91  96  96  100 96  91  91  87
20 FT wind dir..W   W   W   W   W   W   W   W   W   W   W   W
20 FT wind spd..6   6   6   6   6   6   6   7   7   8   8   8
20 FT wind gust.15  17  18  20  21  22  22  23  24  23  23  23
Mix hgt (kft)...0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
Transp wind dir.W   W   W   W   W   W   W   SW  SW  SW  W   W
Transp wind spd.14  16  17  18  20  21  22  24  25  24  24  23

.THURSDAY...

Sky/weather.........Mostly sunny (40-50 percent) then becoming
                    mostly cloudy (70-80 percent). Chance of snow
                    late in the afternoon.
Max temperature.....Around 27.
Min humidity........71 percent.
Wind (20 ft)........West winds around 10 mph with gusts to around
                    25 mph.
CWR.................0 percent.
Mixing height.......1900 to 2400 ft agl.
Transport winds.....West 25 to 35 mph increasing to 35 to 45 mph in
                    the late morning and afternoon.
Smoke dispersal.....Good.

TIME (MST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........23  20  25  26  31  36  38  39  41  53  65  77
Weather cov.....                                            CHC
Weather type....                                            SN
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............15  17  19  21  23  24  26  26  26  25  24  22
RH..............80  73  74  74  74  74  71  74  74  78  81  88
20 FT wind dir..W   W   W   W   W   W   W   W   W   W   W   W
20 FT wind spd..8   8   8   8   9   9   9   9   9   8   8   7
20 FT wind gust.23  24  22  22  23  24  25  25  25  24  24  23
Mix hgt (kft)...0.4 0.4 0.5 1.1 1.7 2.4 2.2 2.1 1.9 1.7 1.4 1.2
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.24  25  28  33  38  41  41  40  38  36  35  32

$$
Forecaster...AD
Requested by...Engebretson
Type of request...PRESCRIBED
.TAG 2526958.0/UNR
.DELDT 12/03/25
.FormatterVersion 2.0.0
.EMAIL stephen.engebretson@usda.gov