


Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
121 FPUS55 KTFX 012001 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 201 PM MDT Mon Sep 1 2025 Spot temperatures and probabilities of measurable precipitation are for tonight, Tuesday, Tuesday night, and Wednesday. MTZ301-021000- East Glacier Park Region- Including East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows in the mid 50s. Southeast winds up to 10 mph shifting to the southwest after midnight. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 70 to 80. North winds 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Haze through the night. Lows around 50. East winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 75 to 85. South winds up to 10 mph shifting to the west in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds up to 10 mph. .THURSDAY AND THURSDAY NIGHT...Cooler. Mostly clear. Highs 60 to 70. Lows 45 to 50. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 65 to 75. Lows 45 to 50. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 65 to 75. Lows 50 to 55. .SUNDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs 65 to 75. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .MONDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 60 to 70. $$ MTZ307-021000- Southern Rocky Mountain Front- Including Rogers Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. A 50 percent chance of rain showers in the evening. Haze after midnight. Lows 50 to 60. East winds up to 10 mph shifting to the southwest after midnight. .TUESDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 75 to 85. Northwest winds up to 10 mph shifting to the northeast in the afternoon. .TUESDAY NIGHT...Cooler. Partly cloudy. Haze after midnight. Lows 45 to 50. Northeast winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 75 to 85. South winds up to 5 mph shifting to the west in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds up to 10 mph. .THURSDAY...Sunny. Highs 65 to 75. .THURSDAY NIGHT...Partly cloudy. Lows 45 to 50. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 65 to 75. Lows 45 to 50. .SATURDAY...Partly cloudy. Highs 65 to 75. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 65 to 75. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 30 percent. $$ MTZ302-021000- Northern High Plains- Including Browning, Heart Butte, and Dupuyer 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 50 to 55. South winds up to 10 mph shifting to the west after midnight. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs 80 to 85. North winds 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Haze through the night. Lows 50 to 55. Northeast winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs around 85. Southeast winds up to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. East winds 5 to 10 mph shifting to the west after midnight. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 75 to 80. Lows 45 to 50. .SATURDAY NIGHT...Partly cloudy. Lows 50 to 55. .SUNDAY AND SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs 75 to 80. Lows 50 to 55. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 75. $$ MTZ308-021000- Southern High Plains- Including Bynum, Choteau, and Pendroy 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. A 20 percent chance of rain showers in the evening. Haze after midnight. Lows 55 to 60. Northeast winds up to 10 mph shifting to the northwest after midnight. .TUESDAY...Sunny in the morning then becoming partly cloudy. Haze in the morning. Highs in the mid 80s. North winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Haze through the night. Lows 50 to 55. North winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs around 85. Southeast winds up to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows around 55. East winds up to 10 mph shifting to the west after midnight. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 45 to 50. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs around 75. Lows 45 to 50. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 75 to 80. Lows 50 to 55. .SUNDAY AND SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Highs around 80. Lows 50 to 55. .MONDAY...Mostly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. $$ MTZ303-021000- Eastern Glacier, Western Toole, and Central Pondera- Including Cut Bank, Ethridge, and Santa Rita 201 PM MDT Mon Sep 1 2025 .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Haze in the evening. Lows 50 to 55. Southeast winds up to 10 mph shifting to the northwest after midnight. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs 80 to 85. North winds 10 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Haze. Lows 50 to 55. Northeast winds 5 to 15 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 80 to 85. Southeast winds 5 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 55. East winds 5 to 10 mph shifting to the west after midnight. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 75 to 80. Lows around 45. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows around 50. Highs around 80. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Cut Bank 53 83 50 84 / 10 0 0 0 $$ MTZ304-021000- Eastern Toole and Liberty- Including Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Haze in the evening. Lows 55 to 60. East winds up to 10 mph. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs 80 to 85. North winds 5 to 15 mph. .TUESDAY NIGHT...Mostly clear. Haze. Lows around 50. Northeast winds 5 to 15 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 75 to 85. Southeast winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 55. Southeast winds up to 10 mph shifting to the west after midnight. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 70 to 80. Lows around 45. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows 50 to 55. Highs 80 to 85. .MONDAY...Partly cloudy. Highs 75 to 80. $$ MTZ305-021000- Hill County- Including Havre 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows in the mid 50s. East winds up to 10 mph. .TUESDAY...Partly cloudy. Highs 80 to 85. North winds 5 to 15 mph. .TUESDAY NIGHT...Mostly clear. Haze. Lows around 50. Northeast winds 5 to 15 mph. .WEDNESDAY...Sunny in the morning then becoming partly cloudy. Haze in the morning. Highs 75 to 80. East winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 55. Southeast winds up to 5 mph shifting to the west after midnight. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 70 to 80. Lows 40 to 45. .SATURDAY NIGHT THROUGH MONDAY...Partly cloudy. Lows 45 to 50. Highs around 80. && TEMPERATURE / PRECIPITATION Havre 55 83 50 78 / 0 10 0 0 $$ MTZ306-021000- Northern Blaine County- Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows in the mid 50s. East winds up to 10 mph. .TUESDAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of thunderstorms in the afternoon. Haze through the day. Highs 80 to 85. East winds up to 10 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Cooler. Partly cloudy. Haze. Lows 45 to 50. Northeast winds 10 to 15 mph decreasing to up to 10 mph after midnight. .WEDNESDAY...Sunny in the morning then becoming partly cloudy. Haze in the morning. Highs around 75. Southeast winds up to 5 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. Southeast winds up to 5 mph shifting to the southwest after midnight. .THURSDAY AND THURSDAY NIGHT...Breezy. Mostly clear. Highs 70 to 75. Lows around 40. .FRIDAY...Sunny. Highs around 70. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 40 to 45. Highs 70 to 75. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows around 45. Highs 75 to 80. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows around 50. Highs around 80. $$ MTZ309-021000- Eastern Pondera and Eastern Teton- Including Brady, Conrad, and Ledger 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Haze. Lows 50 to 55. East winds up to 10 mph shifting to the northwest after midnight. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs 85 to 90. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Haze through the night. Lows around 50. Northeast winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs around 85. East winds up to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows around 55. East winds 5 to 10 mph shifting to the west after midnight. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 75 to 80. Lows around 45. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows around 50. Highs 80 to 85. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .MONDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs around 80. $$ MTZ310-021000- Western and Central Chouteau County- Including Floweree, Carter, and Fort Benton 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Haze. Lows 55 to 60. East winds up to 10 mph. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs 85 to 90. West winds up to 10 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Partly cloudy. Haze through the night. Lows in the mid 50s. Northeast winds 5 to 15 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 80 to 85. East winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 55 to 60. East winds up to 10 mph shifting to the southwest after midnight. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 45 to 50. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs around 75. Lows 45 to 50. .SATURDAY...Sunny. Highs around 80. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 50 to 55. Highs around 85. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .MONDAY...Partly cloudy. Highs 80 to 85. $$ MTZ311-021000- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 55 to 60. East winds up to 10 mph. .TUESDAY...Sunny in the morning then becoming partly cloudy. Haze in the afternoon. Highs 80 to 85. West winds up to 10 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Partly cloudy. Haze through the night. Lows 50 to 55. Northeast winds 5 to 15 mph. .WEDNESDAY...Sunny in the morning then becoming partly cloudy. Haze in the morning. Highs 75 to 80. East winds up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 55 to 60. Southeast winds up to 5 mph shifting to the southwest after midnight. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 70 to 75. Lows around 45. .FRIDAY...Sunny. Highs 70 to 75. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 45 to 50. Highs 70 to 80. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows around 50. Highs 75 to 85. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .MONDAY...Partly cloudy. Highs 75 to 80. $$ MTZ312-021000- Cascade County below 5000ft- Including Great Falls 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Haze through the night. Lows 55 to 60. East winds 5 to 10 mph shifting to the south after midnight. .TUESDAY...Sunny. Highs 85 to 90. West winds up to 10 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Partly cloudy. Haze after midnight. Lows in the mid 50s. Northeast winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs around 85. Southwest winds up to 5 mph shifting to the northeast in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 55 to 60. Northeast winds up to 10 mph shifting to the southwest after midnight. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 75 to 85. Lows 45 to 50. .SATURDAY NIGHT...Partly cloudy. Lows 50 to 55. .SUNDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 80 to 85. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Great Falls Arpt 56 88 54 85 / 10 0 0 0 $$ MTZ313-021000- Judith Basin County and Judith Gap- Including Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Haze in the evening. Lows 55 to 60. Southeast winds up to 10 mph shifting to the south after midnight. .TUESDAY...Sunny. Highs in the mid 80s. Southwest winds 5 to 10 mph shifting to the north 5 to 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Haze after midnight. Lows around 50. North winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs around 80. South winds up to 5 mph shifting to the northeast in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows around 55. East winds up to 10 mph shifting to the southwest after midnight. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 75 to 80. Lows 45 to 50. .SATURDAY NIGHT...Partly cloudy. Lows around 50. .SUNDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 80. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .MONDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs around 80. $$ MTZ314-021000- Fergus County below 4500ft- Including Hilger and Lewistown 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 55 to 60. Southeast winds up to 10 mph. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs 85 to 90. Southwest winds up to 10 mph shifting to the northwest in the afternoon. .TUESDAY NIGHT...Partly cloudy. Haze through the night. Lows 50 to 55. Northeast winds 5 to 15 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 75 to 80. East winds up to 5 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 55. East winds up to 10 mph shifting to the southwest after midnight. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows around 45. .FRIDAY THROUGH SATURDAY...Mostly clear. Highs 70 to 80. Lows 45 to 50. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows around 50. Highs 80 to 85. .SUNDAY NIGHT AND MONDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Lewistown 56 85 51 78 / 0 0 0 0 $$ MTZ315-021000- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 55 to 60. Northeast winds up to 10 mph shifting to the west after midnight. .TUESDAY...Sunny. A 20 percent chance of rain showers in the afternoon. Highs 75 to 85. Northwest winds up to 5 mph shifting to the northeast in the afternoon. .TUESDAY NIGHT...Mostly clear. Haze after midnight. Lows 50 to 55. North winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 75 to 85. Northeast winds up to 5 mph shifting to the west in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 60. West winds up to 10 mph. .THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 70 to 80. Lows 45 to 50. .SATURDAY AND SATURDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 80. Lows 50 to 55. .SUNDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs 70 to 75. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows 50 to 55. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. $$ MTZ316-021000- Gates of the Mountains- Including Canyon Creek, Wolf Creek, and Craig 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Haze. Lows 55 to 60. Northeast winds up to 10 mph shifting to the west after midnight. .TUESDAY...Sunny. Haze in the morning. Highs 80 to 90. Northwest winds up to 10 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Mostly clear. Haze after midnight. Lows in the mid 50s. North winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 80 to 90. Northwest winds up to 5 mph shifting to the northeast in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 55 to 60. North winds up to 10 mph shifting to the southwest after midnight. .THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 75 to 80. Lows around 50. .SATURDAY...Partly cloudy. Highs 75 to 80. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SUNDAY AND SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Highs 75 to 80. Lows 50 to 55. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 30 percent. $$ MTZ317-021000- Little Belt and Highwood Mountains- Including Monarch, Neihart, and Kings Hill Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Haze in the evening. Lows 55 to 60. East winds up to 10 mph shifting to the south after midnight. .TUESDAY...Sunny. Highs 75 to 85. Southwest winds up to 10 mph shifting to the northwest in the afternoon. .TUESDAY NIGHT...Partly cloudy. Haze after midnight. Lows 50 to 55. North winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 70 to 80. South winds up to 5 mph shifting to the north in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 60. North winds up to 10 mph shifting to the southwest after midnight. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 65 to 75. Lows 45 to 50. .SATURDAY NIGHT...Partly cloudy. Lows 45 to 55. .SUNDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 75. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 30 percent chance of rain showers. Lows 50 to 55. Highs 65 to 75. $$ MTZ318-021000- Snowy and Judith Mountains- 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Haze in the evening. Lows 55 to 60. Southeast winds up to 10 mph. .TUESDAY...Sunny in the morning then becoming partly cloudy. Highs 75 to 85. Southwest winds up to 10 mph shifting to the northwest in the afternoon. .TUESDAY NIGHT...Partly cloudy. Haze through the night. Lows around 50. Northeast winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 70 to 75. East winds up to 5 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. East winds 5 to 10 mph shifting to the southwest after midnight. .THURSDAY...Partly cloudy. Highs 65 to 70. .THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 40 to 45. Highs 65 to 75. .SATURDAY NIGHT...Partly cloudy. Lows 45 to 50. .SUNDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 75. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. Highs 70 to 75. $$ MTZ319-021000- Helena Valley- Including Helena 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 55 to 60. Northeast winds up to 5 mph shifting to the southwest after midnight. .TUESDAY...Sunny. Highs around 90. Southwest winds up to 5 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Mostly clear. Haze after midnight. Lows in the mid 50s. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Haze in the morning. Highs 85 to 90. Light winds becoming northeast up to 5 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 55 to 60. Northwest winds 5 to 10 mph shifting to the west after midnight. .THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs around 80. Lows around 50. .SATURDAY...Partly cloudy. Highs 80 to 85. .SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SUNDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 80 to 85. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 80. Chance of precipitation 30 percent. && TEMPERATURE / PRECIPITATION Helena 58 89 56 88 / 0 0 0 0 $$ MTZ320-021000- Big Belt, Bridger and Castle Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 55 to 60. East winds up to 10 mph. .TUESDAY...Sunny. Highs 75 to 85. South winds up to 10 mph shifting to the northwest in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows 50 to 55. Northeast winds 5 to 15 mph. .WEDNESDAY...Sunny. Highs 75 to 85. East winds up to 5 mph shifting to the west in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows around 55. North winds 5 to 10 mph shifting to the southeast after midnight. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 70 to 80. Lows 45 to 50. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 65 to 75. Lows 45 to 50. .SATURDAY...Partly cloudy. Highs 70 to 75. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .SUNDAY...Partly cloudy with a 40 percent chance of rain showers. Highs 70 to 75. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows 50 to 55. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. $$ MTZ321-021000- Meagher County Valleys- Including Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 50 to 55. East winds up to 10 mph. .TUESDAY...Sunny. Highs 80 to 85. South winds up to 5 mph shifting to the northwest 5 to 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows 45 to 50. North winds up to 10 mph. .WEDNESDAY...Sunny. Highs 80 to 85. East winds up to 5 mph shifting to the west in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds up to 10 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 80. Lows around 45. .FRIDAY THROUGH SATURDAY...Mostly clear. Highs around 75. Lows around 45. .SATURDAY NIGHT AND SUNDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. Highs 75 to 80. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows 45 to 50. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 75. Chance of precipitation 30 percent. $$ MTZ322-021000- Elkhorn and Boulder Mountains- Including Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 50 to 60. East winds up to 10 mph shifting to the south after midnight. .TUESDAY...Sunny. Haze in the afternoon. Highs 75 to 85. Southwest winds up to 5 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds up to 10 mph. .WEDNESDAY...Sunny. Highs 75 to 85. Northwest winds up to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds up to 10 mph. .THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 70 to 80. Lows 45 to 50. .SATURDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 75. .SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 45 to 55. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. .SUNDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 55. Chance of precipitation 30 percent. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. $$ MTZ323-021000- Canyon Ferry Area- Including Toston, Townsend, and Winston 201 PM MDT Mon Sep 1 2025 .TONIGHT...Mostly clear. Lows 55 to 60. Northeast winds up to 10 mph. .TUESDAY...Sunny. Highs 85 to 90. South winds up to 5 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds 5 to 15 mph. .WEDNESDAY...Sunny. Highs around 85. North winds up to 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 60. North winds up to 10 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 80 to 85. Lows 50 to 55. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 50 to 55. .SATURDAY...Partly cloudy. Highs 75 to 80. .SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .SUNDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 75 to 80. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows 50 to 55. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. $$ MTZ324-021000- Missouri Headwaters- Including Harrison, Three Forks, Willow Creek, Pony, and Whitehall 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 50 to 55. Northeast winds up to 5 mph shifting to the northwest after midnight. .TUESDAY...Sunny. Highs 85 to 90. Southwest winds up to 5 mph shifting to the northeast in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds 5 to 10 mph shifting to the northwest after midnight. .WEDNESDAY...Sunny. Highs 85 to 90. Northwest winds up to 5 mph shifting to the northeast in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds up to 10 mph shifting to the west after midnight. .THURSDAY...Sunny. Highs 80 to 85. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows around 50. Highs 75 to 80. .SATURDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. .SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms. Lows around 50. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. $$ MTZ325-021000- Madison River Valley- Including Cameron, Ennis, Jeffers, McAllister, and Norris 201 PM MDT Mon Sep 1 2025 .TONIGHT...Mostly clear. Lows 50 to 55. North winds 5 to 10 mph shifting to the south after midnight. .TUESDAY...Sunny. Highs in the mid 80s. South winds up to 5 mph shifting to the north 5 to 15 mph in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. Northeast winds 5 to 10 mph shifting to the southeast after midnight. .WEDNESDAY...Sunny. Highs 80 to 85. South winds up to 5 mph shifting to the north in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds 5 to 10 mph shifting to the south after midnight. .THURSDAY...Sunny. Highs 80 to 85. .THURSDAY NIGHT...Partly cloudy. Lows 45 to 50. .FRIDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 80. .FRIDAY NIGHT...Mostly clear. Lows around 50. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. .SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 50 percent. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms. Lows around 50. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 50 percent. $$ MTZ326-021000- Gallatin Valley- Including Bozeman and Gallatin Gateway 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 50 to 55. Southeast winds up to 10 mph. .TUESDAY...Sunny. Highs in the mid 80s. South winds up to 5 mph shifting to the northwest in the afternoon. .TUESDAY NIGHT...Mostly clear. Haze in the evening. Lows 50 to 55. Northeast winds 5 to 10 mph shifting to the southeast after midnight. .WEDNESDAY...Sunny. Highs around 85. Southeast winds up to 5 mph shifting to the northwest in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds 5 to 10 mph shifting to the south after midnight. .THURSDAY...Sunny. Highs 80 to 85. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 45 to 50. Highs around 80. .SATURDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 80. Chance of precipitation 40 percent. .SUNDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 50. Chance of precipitation 30 percent. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. && TEMPERATURE / PRECIPITATION Bozeman Airport 51 88 51 86 / 0 0 0 0 Bozeman MSU 55 86 53 83 / 0 0 0 0 $$ MTZ330-021000- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Mostly clear. Lows 45 to 55. Northeast winds up to 10 mph shifting to the southeast after midnight. .TUESDAY...Sunny. Highs 70 to 80. Northwest winds up to 10 mph. .TUESDAY NIGHT...Mostly clear. Lows 45 to 55. Northeast winds up to 10 mph. .WEDNESDAY...Sunny. Highs 70 to 80. Northwest winds up to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 45 to 55. North winds 5 to 10 mph shifting to the southwest after midnight. .THURSDAY...Sunny. Highs 65 to 75. .THURSDAY NIGHT...Colder. Partly cloudy. Lows 40 to 50. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 75. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 45 to 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 50 percent. .SUNDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Chance of precipitation 40 percent. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 50 percent. && TEMPERATURE / PRECIPITATION West Yellowstone 39 81 39 79 / 0 10 0 0 $$ MTZ327-021000- Northwest Beaverhead County- Including Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Partly cloudy. Lows 45 to 55. East winds up to 10 mph. .TUESDAY...Sunny in the morning then becoming partly cloudy. Haze in the afternoon. Highs 70 to 80. Southwest winds up to 5 mph shifting to the northwest in the afternoon. .TUESDAY NIGHT...Mostly clear. Haze in the evening. Lows 45 to 55. Northeast winds up to 10 mph. .WEDNESDAY...Sunny. Highs 70 to 80. Southeast winds up to 5 mph shifting to the northwest in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 45 to 55. North winds up to 10 mph. .THURSDAY...Sunny. Highs 70 to 80. .THURSDAY NIGHT...Colder. Partly cloudy. Lows 40 to 50. .FRIDAY AND FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 75. Lows 45 to 50. .SATURDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 45 to 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 50 percent. .SUNDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 40 to 50. Chance of precipitation 40 percent. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 50 percent. $$ MTZ328-021000- Beaverhead and Western Madison below 6000ft- Including Bannack, Dillon, Glen, and Waterloo 201 PM MDT Mon Sep 1 2025 .TONIGHT...Mostly clear. Lows 50 to 55. Northeast winds up to 5 mph shifting to the southeast after midnight. .TUESDAY...Sunny. Highs 80 to 85. Southwest winds up to 5 mph shifting to the north in the afternoon. .TUESDAY NIGHT...Mostly clear. Haze in the evening. Lows 50 to 55. Northeast winds up to 10 mph. .WEDNESDAY...Sunny. Highs 80 to 85. Southwest winds up to 5 mph shifting to the north in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds 5 to 10 mph shifting to the southwest after midnight. .THURSDAY...Sunny. Highs 80 to 85. .THURSDAY NIGHT...Partly cloudy. Lows 45 to 50. .FRIDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 80. .FRIDAY NIGHT...Partly cloudy. Lows around 50. .SATURDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 45 to 50. .SUNDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 80. Chance of precipitation 50 percent. .SUNDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Chance of precipitation 30 percent. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 50 percent. && TEMPERATURE / PRECIPITATION Dillon 49 85 49 85 / 0 0 0 0 $$ MTZ329-021000- Ruby Mountains and Southern Beaverhead Mountains- Including Monida Pass 201 PM MDT Mon Sep 1 2025 .TONIGHT...Mostly clear. Haze in the evening. Lows 50 to 55. Southeast winds up to 10 mph. .TUESDAY...Sunny. Highs 75 to 80. West winds up to 5 mph shifting to the north 5 to 15 mph in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds 5 to 10 mph shifting to the east after midnight. .WEDNESDAY...Sunny. Highs 70 to 80. West winds up to 5 mph shifting to the northwest in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. North winds 5 to 10 mph shifting to the southwest after midnight. .THURSDAY...Sunny. Highs 70 to 80. .THURSDAY NIGHT...Partly cloudy. Lows 45 to 50. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .SATURDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows 45 to 50. .SUNDAY...Mostly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Chance of precipitation 40 percent. .MONDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 50 percent. $$ http://www.weather.gov/greatfalls https://www.twitter.com/NWSGreatFalls https://www.facebook.com/NWSGreatFalls