Expires:202512261100;;216729 FPUS55 KTFX 252028 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 128 PM MST Thu Dec 25 2025 Spot temperatures and probabilities of measurable precipitation are for tonight, Friday, Friday night, and Saturday. MTZ324-261100- Missouri Headwaters- Including the cities of Harrison, Three Forks, Willow Creek, Pony, and Whitehall 128 PM MST Thu Dec 25 2025 .TONIGHT...Mostly cloudy early in the evening, then partly cloudy with a 20 percent chance of rain in the late evening and overnight. Lows 33 to 39. Southwest winds 5 to 15 mph with gusts to around 35 mph. .FRIDAY...Windy. Mostly sunny. Slight chance of rain and snow in the morning, then slight chance of snow in the afternoon. Highs in the mid 40s. South winds 10 to 20 mph increasing to southwest 20 to 30 mph in the afternoon. Gusts up to 50 mph. Chance of precipitation 20 percent. .FRIDAY NIGHT...Breezy, colder. Partly cloudy in the evening, then mostly cloudy with a 20 percent chance of snow after midnight. Lows in the mid 20s. Southwest winds 10 to 25 mph with gusts to around 45 mph. .SATURDAY...Colder. Partly sunny with a 50 percent chance of snow. Highs around 30. West winds 10 to 15 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .SATURDAY NIGHT...Colder. Partly cloudy. Lows around 6. Northwest winds up to 15 mph. .SUNDAY...Mostly sunny. Highs in the upper 20s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows around 13. Highs in the mid 30s. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. Lows in the lower 20s. Highs in the lower 40s. .TUESDAY NIGHT THROUGH NEW YEARS DAY...Mostly cloudy. Lows in the upper 20s. Highs in the mid 40s. $$