308
FNUS75 KTFX 301124
FWSTFX

Spot Forecast for Wakina Sky RX...USDA USFS
National Weather Service Great Falls MT
524 AM MDT Wed Sep 30 2026

Forecast is based on ignition time of 0600 MDT on September 30.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Other than passing clouds today, just some breezy conditions at
times this afternoon. Afternoon temperatures should be a few
degrees cooler today and Thu. It starts to warm back up a bit on
Fri. No precipitation is expected for the next several days.

.TODAY...

Sky/weather.........Partly cloudy (35-45 percent).
CWR.................0 percent.
Chance of thunder...0 percent.
Max temperature.....62-67.
Min humidity........38-42 percent.
Wind (20 ft)........
 Slope/valley.......West winds 5 to 10 mph increasing to 10 to 15
                    mph in the afternoon.
Mixing height.......5000 ft AGL.
Transport winds.....West 10 to 15 mph increasing to around 20 mph
                    in the late morning and afternoon.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........31  40  40  30  26  31  35  36  53  50  35  38
Weather cov.....
Weather type....
Tstm cov........
CWR.............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............51  51  52  55  58  59  61  63  63  62  62  63
RH..............62  62  62  58  55  56  51  47  43  39  39  41
20 FT wind dir..SW  SW  SW  W   W   W   W   W   W   W   W   W
20 FT wind spd..5   5   5   5   5   10  10  15  15  15  10  10
20 FT wind gust.10  10  10  10  15  20  20  20  25  25  20  20
Mix hgt (kft)...0.5 0.5 0.5 1.5 3.0 4.0 4.5 5.0 5.0 5.0 5.0 4.5
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.10  10  10  15  20  20  20  20  20  20  20  20

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent) then becoming
                    mostly cloudy (65-75 percent).
CWR.................0 percent.
Chance of thunder...0 percent.
Min temperature.....42-47.
Max humidity........72-77 percent.
Wind (20 ft)........
 Slope/valley.......West winds 5 to 10 mph becoming downslope
                    overnight.
Mixing height.......500 ft AGL.
Transport winds.....West 10 to 15 mph decreasing to around 5 mph in
                    the late evening and overnight.

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........32  46  46  52  47  48  47  55  65  78  77  69
Weather cov.....
Weather type....
Tstm cov........
CWR.............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............62  59  57  53  50  49  48  47  46  46  45  45
RH..............49  53  61  65  69  71  73  72  74  74  76  76
20 FT wind dir..NW  NW  W   W   W   W   W   SW  SW  SW  W   W
20 FT wind spd..10  5   5   5   5   5   5   5   0   0   0   0
20 FT wind gust.20  15  15  10  10  10          5   5   5
Mix hgt (kft)...4.0 2.0 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Transp wind dir.W   NW  W   W   W   W   W   W   W   W   W   W
Transp wind spd.15  10  10  10  5   5   5   5   5   5   5   5

.THURSDAY...

Sky/weather.........Partly cloudy (40-50 percent).
CWR.................0 percent.
Chance of thunder...0 percent.
Max temperature.....61-66.
Min humidity........39-44 percent.
Wind (20 ft)........
 Slope/valley.......Light winds becoming upslope around 5 mph in the
                    afternoon.
Mixing height.......5000 ft AGL.
Transport winds.....West 5 to 10 mph.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........62  62  62  62  62  62  61  61  61  32  32  32
Weather cov.....
Weather type....
Tstm cov........
CWR.............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............45  44  45  47  52  53  55  58  61  61  62  63
RH..............77  77  76  69  65  64  60  55  52  48  45  43
20 FT wind dir..N   N   N   W   W   W   W   NW  NW  NW  NW  W
20 FT wind spd..0   0   0   3   5   5   5   5   5   5   5   5
20 FT wind gust.            5   5   5   15  15  15  15  15  15
Mix hgt (kft)...0.5 0.5 0.5 0.5 1.5 2.0 3.0 3.5 4.0 5.0 4.5 3.5
Transp wind dir.W   W   W   NW  W   NW  NW  W   W   NW  W   W
Transp wind spd.5   5   5   5   5   5   5   10  10  10  10  10

$$
Forecaster...Brusda
Requested by...Matthew Sagan
Type of request...PRESCRIBED
.TAG 2622708.1/TFX
.DELDT 09/30/26
.FormatterVersion 2.0.0
.EMAIL matthew.sagan@usda.gov,philip.quigley@usda.gov