033
FNUS75 KTFX 011256
FWSTFX

Spot Forecast for Judith Peak Pile RX...BLM
National Weather Service Great Falls MT
556 AM MST Mon Dec 1 2025

Forecast is based on ignition time of 0700 MST on December 01.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Winds will be on the increase today as a upper level ridge
quickly moves over the area ahead of a cold front that will bring
snow back into the area overnight tonight and Tuesday. Expect wind
gusts to reach 15-20 mph by 1000 this morning, with a few gusts
to 25 or 30 mph possible by the early afternoon, especially on any
piles near the ridgeline. Snow will move into the area overnight
tonight, with snow likely beginning between 2100 and 2300 tonight.
Snow will continue into the day on Tuesday, with accumulations
expected to reach 6-10 inches by Wednesday morning.

.REST OF TODAY...

Sky/weather.........Partly sunny (45-55 percent).
CWR.................5 percent.
Max temperature.....24-29.
Min humidity........65-70 percent.
Wind (20 ft)........
 Slope/valley.......West winds 10 to 15 mph.
Mixing height.......500 ft AGL.
Transport winds.....West 15 to 20 mph.

TIME (MST)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........40  44  37  41  39  41  48  45  64  62  61
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   10
Temp............17  16  17  19  20  22  23  23  22  23  22
RH..............77  77  70  70  71  70  70  73  75  77  78
20 FT wind dir..W   W   W   W   W   W   W   W   W   W   W
20 FT wind spd..15  10  10  10  10  10  10  10  10  10  10
20 FT wind gust.20  20  20  15  15  15  15  15  20  20  20
Mix hgt (kft)...0.1 0.1 0.1 0.1 0.1 0.1 0.5 0.5 0.1 0.1 0.1
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.15  15  15  15  15  20  20  20  15  15  15

.TONIGHT...

Sky/weather.........Mostly cloudy (80-90 percent). Patchy
                    blowing snow. Slight chance of snow after
                    3 am, then snow early in the morning.
CWR.................5 percent increasing to 65 percent.
Min temperature.....22-27.
Max humidity........95-100 percent.
Wind (20 ft)........
 Slope/valley.......West winds 15 to 20 mph. Gusts up to 35 mph
                    early in the evening.
Mixing height.......0 ft AGL.
Transport winds.....West 20 to 25 mph increasing to 25 to 30 mph
                    overnight.

TIME (MST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........80  82  80  81  79  80  75  82  85  77  89  91
Weather cov.....                PTY PTY     SCH PTY SCH SCH DEF
Weather type....                BSN BSN     SN  BSN SN  SN  SN
Tstm cov........
CWR.............10  10  10  10  10  20  20  20  20  20  20  70
Temp............24  25  24  25  26  26  25  27  27  27  28  28
RH..............71  71  73  74  76  77  76  76  78  87  88  89
20 FT wind dir..W   W   W   W   W   W   W   W   W   W   W   W
20 FT wind spd..15  15  15  15  20  20  20  20  20  20  20  20
20 FT wind gust.20  25  30  30  30  35  35  35  35  35  35  35
Mix hgt (kft)...0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.20  20  20  25  25  25  25  25  30  25  25  25

.TUESDAY...

Sky/weather.........Cloudy (85-95 percent). Snow likely.
CWR.................65 percent decreasing to 30 percent.
Max temperature.....25-30.
Min humidity........82-87 percent.
Wind (20 ft)........
 Slope/valley.......West winds 15 to 20 mph. Gusts up to 35 mph
                    decreasing to 30 mph late in the morning.
Mixing height.......500 ft AGL.
Transport winds.....Northwest around 25 mph.

TIME (MST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........84  89  90  94  91  88  88  88  92  92  92  92
Weather cov.....DEF DEF DEF DEF DEF LKY LKY LKY LKY LKY LKY CHC
Weather type....SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN
Tstm cov........
CWR.............70  70  70  70  70  40  40  40  40  40  40  30
Temp............27  27  26  25  25  25  25  25  25  25  24  24
RH..............90  90  91  100 98  100 100 100 100 100 100 100
20 FT wind dir..W   W   W   W   W   W   W   W   W   W   W   NW
20 FT wind spd..20  20  15  15  15  15  15  15  15  15  15  15
20 FT wind gust.35  30  30  30  30  25  25  25  30  30  30  30
Mix hgt (kft)...0.1 0.1 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Transp wind dir.W   W   W   W   NW  NW  NW  NW  NW  NW  NW  NW
Transp wind spd.25  25  25  25  25  25  25  25  25  25  25  25

$$
Forecaster...Ludwig
Requested by...Jay Peterman
Type of request...PRESCRIBED
.TAG 2526658.0/TFX
.DELDT 12/01/25
.FormatterVersion 2.0.0
.EMAIL jpeterman@blm.gov,masnyder@blm.gov,cparker@blm.gov, tfx.ops@noaa.gov