Expires:202411221100;;441698 FPUS55 KTFX 212104 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 204 PM MST Thu Nov 21 2024 Spot temperatures and probabilities of measurable precipitation are for tonight, Friday, Friday night, and Saturday. MTZ315-221100- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 204 PM MST Thu Nov 21 2024 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 AM TO 11 AM MST FRIDAY... .TONIGHT...Mostly cloudy. Chance of rain and snow in the evening, then chance of rain after midnight. Lows 25 to 30. Southwest winds up to 10 mph. Chance of precipitation 50 percent. .FRIDAY...Snow and freezing rain with light freezing drizzle likely in the morning, then rain, freezing rain likely and chance of light freezing drizzle in the afternoon. Snow accumulation up to 2 inches. Ice accumulation of less than one quarter of an inch. Highs 35 to 40. Southeast winds up to 5 mph shifting to the south in the afternoon. Chance of precipitation near 100 percent. .FRIDAY NIGHT...Mostly cloudy. Chance of drizzle, light freezing drizzle and light freezing rain in the evening, then snow with possible rain, freezing rain, drizzle and freezing drizzle after midnight. Snow accumulation up to 1 inch. Ice accumulation of less than one quarter of an inch. Lows around 30. Southeast winds up to 10 mph. Chance of precipitation 90 percent. .SATURDAY...Snow and rain. Moderate snow accumulations. Snow level 5000 feet. Highs 30 to 35. South winds up to 10 mph shifting to the west in the afternoon. Chance of precipitation near 100 percent. .SATURDAY NIGHT...Colder. Mostly cloudy. Snow likely in the evening, then chance of snow after midnight. Moderate snow accumulations. Lows 10 to 15. Northwest winds 5 to 15 mph. Chance of snow 70 percent. .SUNDAY...Mostly cloudy with a 50 percent chance of snow. Highs 20 to 25. .SUNDAY NIGHT...Partly cloudy. Lows 5 to 10. .MONDAY THROUGH TUESDAY...Partly cloudy with a 20 percent chance of snow. Highs 25 to 35. Lows around 15. .TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of snow. Lows 15 to 20. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of snow. Highs 25 to 30. Lows 10 to 15. .THANKSGIVING DAY...Mostly cloudy with a 40 percent chance of snow. Highs 20 to 25. $$