FPUS65 KTFX 242240 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 439 PM MDT Wed Jul 24 2024 MTZ301>314-316>318-251200- Central Montana- National Weather Service Great Falls MT 439 PM MDT Wed Jul 24 2024 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY FOR Eastern Toole and Liberty...Hill County...Northern Blaine County...Western and Central Chouteau County...Bears Paw Mountains and Southern Blaine...Cascade County below 5000ft...Judith Basin County and Judith Gap...Fergus County below 4500ft...Gates of the Mountains... .TONIGHT...Mostly cloudy. Haze through the night. Slight chance of showers in the evening. Slight chance of thunderstorms through the night. Chance of showers after midnight. Some thunderstorms may produce gusty winds. Lows 65 to 70. .THURSDAY...Partly cloudy. Haze in the morning. Chance of showers through the day. Slight chance of thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 85 to 95...75 to 85 in the mountains. West winds 20 to 25 mph in the afternoon. Gusts up to 40 mph. .THURSDAY NIGHT...Mostly clear. Cooler. Chance of rain showers and slight chance of thunderstorms. Some thunderstorms may produce gusty winds. Lows 45 to 55. West winds 20 to 25 mph with gusts to 35 mph in the evening. .FRIDAY...Mostly clear. Highs 75 to 85. .SATURDAY...Mostly clear. Lows 45 to 55. Highs 75 to 85. .SUNDAY...Partly cloudy. Slight chance of rain showers. Lows 50 to 55. Highs 80 to 90. .MONDAY...Mostly clear. Lows 50 to 60. Highs 80 to 90. $$ MTZ315-319>330-251200- Southwest Montana- National Weather Service Great Falls MT 439 PM MDT Wed Jul 24 2024 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY FOR Helena Valley... .TONIGHT...Mostly cloudy. Chance of Thunderstorms in the evening. Slight chance of showers through the night. Slight chance of thunderstorms after midnight. Some thunderstorms may produce gusty winds in the evening. Some thunderstorms may produce gusty winds after midnight. Lows 60 to 70. .THURSDAY...Increasing clouds. Slight chance of Thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 85 to 95...75 to 85 in the mountains. Southwest winds 20 to 25 mph with gusts to 35 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Cooler. Chance of rain showers and slight chance of thunderstorms. Some thunderstorms may produce gusty winds. Lows 50 to 60. West winds around 20 mph in the evening. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 75 to 85. .SATURDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 45 to 55. Highs 70 to 80. .SUNDAY...Partly cloudy. Slight chance of rain showers. Lows 45 to 55. Highs 75 to 85. .MONDAY...Mostly clear. Lows 45 to 55. Highs 75 to 85. $$