489 FNUS75 KTFX 301350 FWSTFX Spot Forecast for BMW Landing Piles...USFS National Weather Service Great Falls MT 650 AM MST Tue Dec 30 2025 Forecast is based on ignition time of 0700 MST on December 30. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION... It will be mostly dry today through Wednesday with a 10% chance for light rain through 1000 today. Winds will be light around 5 to 10 mph today through Wednesday. Tonight and Wednesday night there will be good overnight humidity recovery. .REST OF TODAY... Sky/weather.........Mostly sunny (25-35 percent). CWR.................5 percent. Max temperature.....40-45. Min humidity........49-54 percent. Wind (20 ft)........ Slope/valley.......South winds around 5 mph shifting to the west in the late morning and early afternoon, then becoming west around 5 mph early in the afternoon shifting to the southwest late in the afternoon. Mixing height.......500 ft AGL. Transport winds.....Southwest 5 to 10 mph. TIME (MST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........54 37 27 18 9 7 5 3 4 6 8 Weather cov..... Weather type.... Tstm cov........ CWR.............10 10 10 10 0 0 0 0 0 0 0 Temp............27 27 28 32 37 38 40 41 40 38 35 RH..............70 71 61 57 56 54 54 56 56 60 60 20 FT wind dir..S S SW W W W W NW W SW S 20 FT wind spd..5 5 5 5 5 5 5 5 5 5 5 20 FT wind gust.10 10 10 10 10 10 10 10 10 10 10 Mix hgt (kft)...0.1 0.1 0.1 0.1 0.5 0.5 0.5 0.5 0.5 0.5 0.1 Transp wind dir.SW S S SW W W W W W SW S Transp wind spd.5 10 10 5 5 10 5 5 5 5 5 .TONIGHT... Sky/weather.........Mostly clear (10-20 percent). CWR.................0 percent. Min temperature.....25-30. Max humidity........55-60 percent. Wind (20 ft)........ Slope/valley.......South winds 5 to 10 mph. Mixing height.......0 ft AGL. Transport winds.....South around 10 mph. TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........15 22 29 22 14 7 5 4 3 3 3 3 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Temp............33 32 32 32 32 32 31 31 30 30 29 28 RH..............60 60 60 60 60 60 60 57 60 54 57 57 20 FT wind dir..S S S S S S S S S S S S 20 FT wind spd..5 5 10 10 10 10 10 10 10 10 10 10 20 FT wind gust.10 10 15 15 15 15 15 15 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.S SW S S S S S S S S S S Transp wind spd.10 10 10 10 10 10 10 10 10 10 10 10 .WEDNESDAY... Sky/weather.........Sunny (20-30 percent). CWR.................0 percent. Max temperature.....48-53. Min humidity........40-45 percent. Wind (20 ft)........ Slope/valley.......South winds 5 to 10 mph shifting to the southwest in the afternoon, then shifting to the south late in the afternoon. Mixing height.......500 ft AGL. Transport winds.....South 5 to 10 mph. TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........3 3 3 9 15 21 21 21 40 40 40 46 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Temp............29 30 32 35 39 43 46 48 49 48 46 43 RH..............57 57 57 53 45 46 46 45 45 48 52 55 20 FT wind dir..S S S S SW SW SW W W W SW S 20 FT wind spd..10 10 10 10 5 5 5 5 5 5 5 10 20 FT wind gust. 10 10 10 15 15 15 15 15 Mix hgt (kft)...0.1 0.1 0.1 0.1 0.1 0.1 0.5 0.5 0.5 0.5 0.1 0.1 Transp wind dir.S S S S S S S SW SW SW S S Transp wind spd.10 10 10 10 10 5 5 5 5 5 10 10 $$ Forecaster...Gesell Requested by...James Ray Type of request...PRESCRIBED .TAG 2528139.0/TFX .DELDT 12/30/25 .FormatterVersion 2.0.0 .EMAIL james.m.ray@usda.gov, tfx.ops@noaa.gov