####018005523#### FPUS65 KTFX 181541 SFPMT State Forecast For Montana National Weather Service Great Falls MT 941 AM MDT Sun May 18 2025 MTZ001>007-043-182200- West of the Continental Divide- National Weather Service Missoula MT 941 AM MDT Sun May 18 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT SUNDAY ABOVE 5000 FEET for West Glacier Region... ...WINTER STORM WARNING IN EFFECT FROM 3 AM TO 3 PM MDT SUNDAY for Bitterroot/Sapphire Mountains...Potomac/Seeley Lake Region... ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO 3 PM MDT SUNDAY ABOVE 6000 FEET for Butte/Blackfoot Region... .TODAY...Rain likely. Highs in the mid 40s to lower 50s. .TONIGHT...Mostly cloudy with a slight chance of rain. Patchy fog. Lows in the 30s. .MONDAY...Mostly cloudy. Areas of fog in the morning. A chance of rain in the afternoon and evening. Highs in the mid 50s to lower 60s. .TUESDAY...Mostly cloudy with a chance of rain. Patchy fog. Lows in the 30s to lower 40s. Highs in the mid 50s to lower 60s. .WEDNESDAY...Partly cloudy. Lows in the 30s. Highs in the 60s. .THURSDAY...Mostly cloudy. Lows in the mid 30s to lower 40s. Highs in the 60s to lower 70s. $$ MTZ301>314-316>318-182200- Central Montana- National Weather Service Great Falls MT 941 AM MDT Sun May 18 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR East Glacier Park Region...Southern Rocky Mountain Front... .REST OF TODAY...Rain showers through the day. Slight chance of thunderstorms in the afternoon. Highs 45 to 50...35 to 45 in the mountains. .TONIGHT...Cloudy. Rain showers through the night. Slight chance of snow showers after midnight. Lows 35 to 40...25 to 35 in the mountains. .MONDAY...Mostly cloudy. Chance of rain showers through the day. Highs 50 to 60...40 to 50 in the mountains. .TUESDAY...Partly cloudy. Chance of rain showers. Lows 35 to 40. Highs 55 to 65. .WEDNESDAY...Partly cloudy. Slight chance of rain showers. Lows 35 to 40. Highs 55 to 65. .THURSDAY...Mostly cloudy. Chance of rain showers. Lows 35 to 40. Highs 60 to 70. $$ MTZ315-319>330-182200- Southwest Montana- National Weather Service Great Falls MT 941 AM MDT Sun May 18 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR Upper Blackfoot and MacDonald Pass...Elkhorn and Boulder Mountains...Northwest Beaverhead County...Gallatin and Madison County Mountains and Centennial Mountains... .REST OF TODAY...Snow showers early in the morning. Rain showers through the day. Chance of snow showers and slight chance of thunderstorms in the afternoon. Highs 40 to 50...30 to 40 in the mountains. Northwest winds around 20 mph in the afternoon. .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of rain and snow showers. Lows 25 to 35...20 to 30 in the mountains. .MONDAY...Partly cloudy. Slight chance of snow showers. Highs 50 to 60...40 to 50 in the mountains. .TUESDAY...Mostly cloudy. Chance of rain and snow showers. Lows 30 to 35. Highs 45 to 55. .WEDNESDAY...Partly cloudy. Lows 25 to 35. Highs 50 to 60. .THURSDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Highs 55 to 65. $$ MTZ016>027-059>062-182200- Northeast Montana- National Weather Service Glasgow MT 941 AM MDT Sun May 18 2025 .REST OF TODAY...Mostly cloudy with a chance of rain showers. Highs in the lower to mid 50s. .TONIGHT...A chance of rain showers in the evening, then rain showers likely after midnight. Lows near 40. .MONDAY...Rain showers. Highs near 50. .TUESDAY...Mostly cloudy with a chance of rain showers. Highs in the 50s. Lows near 40. .WEDNESDAY...Mostly cloudy with a chance of rain showers. Highs in the lower to mid 60s. Lows in the mid 30s to lower 40s. .THURSDAY...Partly cloudy with a chance of rain showers. Highs in the mid 60s to lower 70s. Lows near 40. $$ MTZ028>042-056>058-063>068-182200- South Central and Southeast Montana- National Weather Service Billings MT 941 AM MDT Sun May 18 2025 ...Flood Watch in effect through Monday afternoon for portions of South Central Montana... ...Winter Weather Advisory in effect from Midnight tonight to Midnight MDT Monday Night for portions of South Central Montana... .REST OF TODAY...Showers and isolated thunderstorms west...and chance of showers and isolated thunderstorms east. Highs from the mid 50s west to the lower 70s east. .TONIGHT...Rain showers and isolated thunderstorms. Lows in the mid 30s to the mid 40s. .MONDAY...Rain. Highs from the upper 50s west to the lower 40s east. .MONDAY NIGHT...Mostly cloudy. Chance of showers west...and showers likely east. Lows in the lower 30s to the lower 40s. .TUESDAY...Partly sunny. Chance of rain showers and slight chance of thunderstorms. Highs in the mid 50s to the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the mid 30s to the mid 40s. .WEDNESDAY...Mostly sunny. Chance of rain showers and slight chance of thunderstorms. Highs in the upper 50s to the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. .THURSDAY...Partly sunny. Chance of rain showers and slight chance of thunderstorms. Highs in the mid 60s to lower 70s. $$