FNUS75 KTFX 191143 FWSTFX Spot Forecast for Cameron Creek Rx...USFS National Weather Service Great Falls MT 543 AM MDT Sun Apr 19 2026 Forecast is based on ignition time of 0700 MDT on April 19. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION... Upper level ridging will keep the RX area dry through at least Monday. Winds remain on the light side through the next few days, especially in the valley bottom and mid-slopes. Minimum relative humidity looks to reach or fall just below 20% each of the next few afternoons. Wednesday continues to be the transition day, with showers, a few thunderstorms, and a cold front moving through. .REST OF TODAY... Sky/weather.........Sunny (5-15 percent). CWR.................0 percent. Chance of thunder...0 percent. Max temperature.....58-63. Min humidity........15-20 percent. Wind (20 ft)........ Slope/valley.......Southwest winds 5 to 10 mph. Mixing height.......7000 ft AGL. Transport winds.....West around 10 mph. .TONIGHT... Sky/weather.........Partly cloudy (20-30 percent) then becoming mostly cloudy (60-70 percent). CWR.................0 percent. Chance of thunder...0 percent. Min temperature.....38-43. Max humidity........33-38 percent. Wind (20 ft)........ Slope/valley.......Southwest winds 5 to 10 mph. Mixing height.......0 ft AGL. Transport winds.....West around 15 mph. .MONDAY... Sky/weather.........Mostly sunny (35-45 percent). CWR.................0 percent. Chance of thunder...2 percent. Max temperature.....66-71. Min humidity........15-20 percent. Wind (20 ft)........ Slope/valley.......West winds 5 to 10 mph. Mixing height.......9500 ft AGL. Transport winds.....West around 15 mph. .FORECAST DAYS 3 THROUGH 7... .TUESDAY... Partly cloudy. Lows in the mid 40s. Highs in the lower 70s. Southwest winds around 5 mph. .WEDNESDAY... Mostly cloudy with showers likely and slight chance of thunderstorms. Lows in the upper 40s. Highs in the upper 60s. Southwest winds around 10 mph. .THURSDAY... Much colder. Windy. Snow at times. Lows in the upper 20s. Highs in the upper 30s. Northwest winds around 30 mph. .FRIDAY... Mostly cloudy. Chance of snow. Lows in the lower 20s. Highs in the mid 30s. .SATURDAY... Mostly cloudy. Chance of snow. Lows around 19. Highs in the upper 30s. $$ Forecaster...McDowell Requested by...LWT Interagency Dispatch Type of request...PRESCRIBED .TAG 2610136.9/TFX .DELDT 04/19/26 .FormatterVersion 2.0.0 .EMAIL mtlec@firenet.gov,Kyle.Marquardt@usda.gov, tfx.ops@noaa.gov