Expires:202411221100;;441694 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. MTZ311-221100- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 204 PM MST Thu Nov 21 2024 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 AM TO 11 PM MST FRIDAY... ...WINTER STORM WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH LATE SATURDAY NIGHT... .TONIGHT...Mostly cloudy. Slight chance of light freezing drizzle and snow in the evening, then slight chance of light freezing rain and light freezing drizzle after midnight. Lows around 20. Northwest winds up to 10 mph. Chance of precipitation 20 percent. .FRIDAY...Colder. Slight chance of light freezing drizzle in the morning, then snow, slight chance of light freezing rain and light freezing drizzle in the afternoon. Snow accumulation up to 2 inches. Highs 25 to 30. Northeast winds up to 10 mph. Chance of precipitation near 100 percent. .FRIDAY NIGHT...Snow, light freezing rain likely and slight chance of light freezing drizzle in the evening, then chance of snow and slight chance of light freezing drizzle after midnight. Snow accumulation up to 1 inch. Ice accumulation of less than one quarter of an inch. Near steady temperature in the lower 20s. East winds 5 to 10 mph. Chance of precipitation 70 percent. .SATURDAY...Snow. Light snow accumulations. Highs 25 to 30. East winds 5 to 15 mph. Chance of snow near 100 percent. .SATURDAY NIGHT...Colder. Mostly cloudy. Snow likely in the evening, then chance of snow after midnight. Patchy blowing snow after midnight. Light snow accumulations. Lows 5 to 10. Northwest winds 10 to 20 mph. Chance of snow 70 percent. .SUNDAY...Colder. Mostly cloudy with a 50 percent chance of snow. Highs 10 to 15. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of snow. Lows 5 below to zero. Highs around 15. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of snow. Lows 5 to 10. .TUESDAY AND TUESDAY NIGHT...Not as cold. Partly cloudy. Highs 25 to 30. Lows 5 to 15. .WEDNESDAY...Partly cloudy with a 20 percent chance of snow. Highs 25 to 30. .WEDNESDAY NIGHT AND THANKSGIVING DAY...Colder. Mostly cloudy with a 20 percent chance of snow. Lows 5 to 10. Highs 15 to 20. $$