Spot Forecast
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
112
FNUS75 KTFX 161113
FWSTFX
Spot Forecast for Bear Gulch...USFS
National Weather Service Great Falls MT
513 AM MDT Wed Sep 16 2026
Forecast is based on ignition time of 0600 MDT on September 16.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...
Some morning low clouds should thin out by late morning. A
sprinkle is possible this afternoon. Otherwise, a small chance for
a morning shower Thu. It is more likely for a few rounds of
thunderstorms late afternoon Thu and Thu evening. Additional
thunderstorms likely Fri afternoon. Some storms could be on the
strong side.
.TODAY...
Sky/weather.........Partly cloudy. Low clouds this morning (35-45 percent).
CWR.................0 percent.
Chance of thunder...0 percent.
Max temperature.....63-68.
Min humidity........33-38 percent.
Wind (20 ft)........
Slope/valley.......Light winds becoming upslope this afternoon.
Mixing height.......3500 ft AGL.
Transport winds.....North 5 to 10 mph.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........60 69 63 57 52 47 29 19 21 14 15 13
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............46 46 47 49 52 53 55 60 63 63 65 64
RH..............82 82 80 72 71 68 63 56 49 46 43 44
20 FT wind dir..W W W NW NW NW N N N N N N
20 FT wind spd..0 0 5 5 5 5 5 5 5 5 10 10
20 FT wind gust.5 5 10 10 10 15 15 15 15 15 15
Mix hgt (kft)...0.5 0.5 1.0 1.5 1.5 2.0 2.5 3.0 3.5 3.0 3.0 3.0
Transp wind dir.N NW N N N N N N N N N N
Transp wind spd.10 10 10 10 10 10 5 5 5 10 10 10
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
CWR.................0 percent.
Chance of thunder...0 percent.
Min temperature.....44-49.
Max humidity........74-79 percent.
Wind (20 ft)........
Slope/valley.......North winds 5 to 10 mph becoming downslope
by mid evening.
Mixing height.......500 ft AGL.
Transport winds.....North 5 to 10 mph shifting to the southwest
after 3 am.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........7 5 9 11 13 10 12 8 11 12 12 14
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............64 63 57 55 53 52 51 51 49 49 47 47
RH..............43 47 55 62 67 70 71 70 73 73 77 77
20 FT wind dir..N N W W W W W SW SW W W SW
20 FT wind spd..10 5 5 5 5 0 0 0 0 0 0 0
20 FT wind gust.15 15 10 10 5 5 5 5 5
Mix hgt (kft)...2.5 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.N N N NW NW NW W W W SW SW W
Transp wind spd.10 10 10 5 5 5 5 5 5 5 5 5
.THURSDAY...
Sky/weather.........Partly cloudy (20-30 percent). Slight chance
of a morning shower. Thunderstorms possible
mostly after 5 PM.
CWR.................10 percent.
Chance of thunder...10 percent.
Max temperature.....75-80.
Min humidity........30-35 percent.
Wind (20 ft)........
Slope/valley.......Light winds becoming northeast around 5 mph in
the afternoon.
Mixing height.......4500 ft AGL.
Transport winds.....South 5 to 10 mph.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........33 33 33 35 35 35 16 16 16 26 26 26
Weather cov.....
Weather type....
Tstm cov........
CWR.............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 10
Temp............46 46 48 52 56 59 63 69 73 75 77 75
RH..............79 78 72 63 59 55 49 43 39 35 32 33
20 FT wind dir..SW SW SW E E E E E E NE NE NE
20 FT wind spd..0 0 0 0 0 0 5 5 5 5 5 5
20 FT wind gust.5 5 5 10 10 10 15 15 15 15 15 15
Mix hgt (kft)...0.5 0.5 0.5 0.5 1.0 1.5 1.5 2.0 3.0 3.5 4.5 3.5
Transp wind dir.S SW SW SE SE SE SE S S SE S S
Transp wind spd.5 5 5 5 5 5 5 10 10 10 10 10
$$
Forecaster...Brusda
Requested by...Kyle Miller
Type of request...PRESCRIBED
.TAG 2621433.10/TFX
.DELDT 09/16/26
.FormatterVersion 2.0.0
.EMAIL kyle.a.miller@usda.gov