114 FPUS65 KTFX 170317 SFPMT State Forecast For Montana National Weather Service Great Falls MT 917 PM MDT Mon Aug 16 2021 MTZ001>007-043-171000- West of the Continental Divide- National Weather Service Missoula MT 917 PM MDT Mon Aug 16 2021 .TONIGHT...Mostly clear with a slight chance of rain showers. Areas of smoke. Lows in the upper 40s to mid 50s. .TUESDAY...Rain showers likely and a chance of thunderstorms. Areas of smoke. Highs in the 70s. .TUESDAY NIGHT...Rain showers likely and a chance of thunderstorms. Lows in the upper 30s to mid 40s. .WEDNESDAY...Mostly cloudy. Rain showers likely in the morning, then chance of rain showers in the afternoon and evening. Highs in the upper 50s to mid 60s. .THURSDAY...Partly cloudy. Chance of rain showers. Patchy fog. Lows in the upper 30s to mid 40s. Highs in the upper 60s to mid 70s. .FRIDAY...Mostly cloudy with a chance of rain showers. Lows in the 40s. Highs in the upper 60s to mid 70s. .SATURDAY...Mostly cloudy with a chance of rain showers. Lows in the 40s to lower 50s. Highs in the upper 60s to mid 70s. $$ MTZ009>014-044>051-054-171000- Central Montana- National Weather Service Great Falls MT 917 PM MDT Mon Aug 16 2021 .REST OF TONIGHT...Partly cloudy. Haze and areas of smoke. Lows 50 to 65...45 to 60 in the mountains. .TUESDAY...Mostly cloudy. Haze and areas of smoke in the morning. Chance of rain in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Highs 65 to 75...60 to 70 in the mountains. Northwest winds around 20 mph. Gusts up to 35 mph in the afternoon. .TUESDAY NIGHT...Cloudy, colder. Rain showers and slight chance of thunderstorms. Lows 40 to 50...35 to 45 in the mountains. Northwest winds around 20 mph. Gusts up to 35 mph in the evening. .WEDNESDAY...Cloudy, cooler. Chance of rain. Highs 50 to 55. .THURSDAY...Mostly cloudy. Chance of rain. Lows 40 to 45. Highs 60 to 70. .FRIDAY...Rain showers likely and slight chance of thunderstorms. Lows 45 to 50. Highs 60 to 65. .SATURDAY...Mostly cloudy. Chance of rain. Lows 45 to 50. Highs 60 to 65. $$ MTZ008-015-052-053-055-171000- Southwest Montana- National Weather Service Great Falls MT 917 PM MDT Mon Aug 16 2021 .REST OF TONIGHT...Partly cloudy. Slight chance of showers and thunderstorms early in the evening. Haze and areas of smoke through the night. Lows 50 to 60. .TUESDAY...Increasing clouds. Haze in the morning. Areas of smoke through the day. Chance of rain in the morning. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 75 to 85...70 to 80 in the mountains. West winds 20 to 25 mph with gusts to 35 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Colder. Rain showers and chance of thunderstorms. Lows 40 to 50...35 to 45 in the mountains. North winds 20 to 25 mph in the evening. .WEDNESDAY...Cloudy, cooler. Rain showers and slight chance of thunderstorms. Highs 50 to 60. .THURSDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40 to 45. Highs 55 to 65. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40 to 50. Highs 60 to 70. .SATURDAY...Rain showers likely and slight chance of thunderstorms. Lows 45 to 50. Highs 60 to 70. $$ MTZ016>027-059>062-171000- Northeast Montana- National Weather Service Glasgow MT 917 PM MDT Mon Aug 16 2021 ...HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT TUESDAY... .REST OF TONIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Haze in the evening. Lows in the 60s. .TUESDAY...Partly cloudy. Haze and areas of smoke through the day. A slight chance of showers in the afternoon. Highs in the lower to mid 90s. .TUESDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Areas of smoke in the evening. Haze through the night. Lows in the 50s. .WEDNESDAY...Mostly cloudy with a chance of rain showers. Highs near 70. .THURSDAY...Mostly cloudy with a chance of showers. Highs in the mid 60s to lower 70s. Lows near 50. .FRIDAY...Mostly cloudy with a chance of showers. Highs in the mid 60s to lower 70s. Lows near 50. .SATURDAY...Mostly cloudy with a chance of rain showers. Highs in the upper 60s to mid 70s. Lows in the mid 40s to lower 50s. $$ MTZ028>042-056>058-063>068-171000- South Central and Southeast Montana- National Weather Service Billings MT 917 PM MDT Mon Aug 16 2021 ...Heat Advisory in effect until 8 PM MDT Tuesday for portions of South Central Montana... and all of Southeast Montana... .TONIGHT...Mostly cloudy. Areas of smoke. Isolated evening thunderstorms. Lows in the upper 50s to near 70. .TUESDAY...Partly sunny. Areas of smoke. Slight chance of afternoon thunderstorms. Highs from the mid 80s west to around 103 east. .TUESDAY NIGHT...Mostly cloudy. Areas of smoke. Chance of showers and slight chance of thunderstorms. Lows in the upper 40s to lower 60s. .WEDNESDAY...Mostly cloudy. Showers and slight chance of thunderstorms west...and chance of showers and slight chance of thunderstorms east. Highs from the upper 50s west to around 80 east. .WEDNESDAY NIGHT...Cloudy. Showers likely and slight chance of thunderstorms west...and chance of showers and slight chance of thunderstorms east. Lows in the mid 40s to mid 50s. .THURSDAY AND THURSDAY NIGHT...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Highs in the mid 60s to lower 70s. Lows in the upper 40s to mid 50s. .FRIDAY...Showers likely and slight chance of thunderstorms west...and chance of showers and slight chance of thunderstorms east. Highs in the mid 60s to mid 70s. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the 40s to lower 50s. Highs in the upper 60s and 70s. $$