


Spot Forecast
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
383 FNUS75 KTFX 072139 FWSTFX Spot Forecast for Mass Geis 25...USFS National Weather Service Great Falls MT 339 PM MDT Tue Oct 7 2025 Forecast is based on ignition time of 1600 MDT on October 07. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION... With high pressure to the north, expect another dry and sun filled day on Wednesday with light winds. Expect light west winds around 5 to 10 mph and RH values dipping to around 20 percent. Temperatures will start out around freezing early in the morning but will quickly warm to the mid 60s. .WEDNESDAY... Sky/weather.........Sunny (5-15 percent). CWR.................0 percent. Chance of thunder...0 percent. Max temperature.....63-68. Min humidity........17-22 percent. Wind (20 ft)........ Slope/valley.......West winds 5 to 10 mph shifting to the southwest in the late morning and afternoon. Mixing height.......4500 ft AGL. Transport winds.....Southwest 10 to 15 mph. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........8 14 11 3 1 2 2 4 3 4 2 3 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............38 37 36 41 50 55 58 62 63 63 65 63 RH..............50 52 54 53 42 34 29 26 23 22 22 24 20 FT wind dir..W W W W SW SW SW SW SW SW SW SW 20 FT wind spd..10 10 5 10 10 10 10 10 10 10 10 5 20 FT wind gust.15 15 15 15 15 15 20 20 20 20 20 15 Mix hgt (kft)...1.0 1.0 1.0 1.0 1.5 2.5 3.0 3.5 4.0 4.0 4.5 4.5 Transp wind dir.SW SW SW SW SW SW SW SW SW SW SW SW Transp wind spd.10 10 10 10 10 15 15 15 15 15 15 15 $$ Forecaster...Ludwig Requested by...Evan Haugan Type of request...PRESCRIBED .TAG 2523118.0/TFX .DELDT 10/07/25 .FormatterVersion 2.0.0 .EMAIL evan.haugan@usda.gov, tfx.ops@noaa.gov