Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
565 FPUS55 KTFX 212001 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 201 PM MDT Sat Sep 21 2024 Spot temperatures and probabilities of measurable precipitation are for tonight, Sunday, Sunday night, and Monday. MTZ301-221000- East Glacier Park Region- Including East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 45. Southwest winds 10 to 20 mph. .SUNDAY...Windy. Partly cloudy in the morning then becoming mostly cloudy. Highs 50 to 60. Southwest winds 20 to 30 mph. .SUNDAY NIGHT...Windy. Mostly cloudy in the evening then becoming partly cloudy. Lows 40 to 45. West winds 20 to 30 mph. .MONDAY...Breezy. Partly cloudy in the morning then clearing. Highs 50 to 60. Southwest winds 10 to 15 mph shifting to the west 15 to 25 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. Southwest winds 10 to 20 mph. .TUESDAY...Warmer, sunny. Highs 60 to 70. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 50 to 55. Highs 65 to 75. .WEDNESDAY NIGHT...Mostly clear. Lows 45 to 50. .THURSDAY AND THURSDAY NIGHT...Breezy, cooler. Partly cloudy. Highs 55 to 65. Lows around 45. .FRIDAY...Breezy. Partly cloudy. Highs 50 to 60. .FRIDAY NIGHT AND SATURDAY...Partly cloudy with a 20 percent chance of rain. Lows 35 to 40. Highs 45 to 55. $$ MTZ307-221000- Southern Rocky Mountain Front- Including Rogers Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Partly cloudy in the evening then becoming clear. Lows 35 to 40. West winds 5 to 10 mph. .SUNDAY...Sunny in the morning then becoming mostly cloudy. Highs 55 to 65. West winds 10 to 20 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 40 to 45. West winds 10 to 20 mph with gusts to around 35 mph. .MONDAY...Partly cloudy. Highs 55 to 60. West winds 10 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds 5 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 65 to 75. Lows 45 to 50. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 45 to 50. Highs 60 to 70. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 40 to 45. Highs 55 to 65. .FRIDAY NIGHT AND SATURDAY...Partly cloudy with a 20 percent chance of rain. Lows 35 to 40. Highs 50 to 60. $$ MTZ302-221000- Northern High Plains- Including Browning, Heart Butte, and Dupuyer 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows around 40. Southwest winds 5 to 15 mph. .SUNDAY...Windy. Partly cloudy in the morning then becoming mostly cloudy. Highs 60 to 65. Southwest winds 10 to 20 mph increasing to west 20 to 30 mph in the afternoon. .SUNDAY NIGHT...Windy. Mostly cloudy. Lows 45 to 50. West winds 20 to 30 mph decreasing to 10 to 20 mph after midnight. .MONDAY...Partly cloudy in the morning then clearing. Highs 65 to 70. West winds 10 to 20 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. West winds 10 to 15 mph. .TUESDAY...Warmer, sunny. Highs 75 to 80. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 50 to 55. Highs 75 to 80. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY AND THURSDAY NIGHT...Cooler. Mostly clear. Highs 65 to 70. Lows 45 to 50. .FRIDAY...Partly cloudy. Highs 65 to 70. .FRIDAY NIGHT AND SATURDAY...Cooler. Partly cloudy with a 20 percent chance of rain. Lows 35 to 40. Highs 55 to 60. $$ MTZ308-221000- Southern High Plains- Including Bynum, Choteau, and Pendroy 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 10 mph shifting to the southwest after midnight. .SUNDAY...Partly cloudy. Highs around 70. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 45 to 50. West winds 10 to 15 mph with gusts to around 30 mph. .MONDAY...Partly cloudy. Highs 65 to 70. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. West winds 5 to 15 mph. .TUESDAY...Warmer, sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. .WEDNESDAY...Sunny. Highs 80 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. .THURSDAY AND THURSDAY NIGHT...Not as warm. Mostly clear. Highs around 75. Lows 45 to 50. .FRIDAY...Partly cloudy. Highs 70 to 75. .FRIDAY NIGHT AND SATURDAY...Cooler. Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. Highs 60 to 65. $$ MTZ303-221000- Eastern Glacier, Western Toole, and Central Pondera- Including Cut Bank, Ethridge, and Santa Rita 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 15 mph. .SUNDAY...Breezy. Partly cloudy in the morning then becoming mostly cloudy. Highs around 70. Southwest winds 5 to 15 mph increasing to west 15 to 25 mph in the afternoon. .SUNDAY NIGHT...Breezy. Mostly cloudy. Lows 45 to 50. West winds 15 to 25 mph decreasing to 10 to 15 mph after midnight. .MONDAY...Partly cloudy in the morning then becoming sunny. Highs 65 to 70. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. West winds 10 to 15 mph. .TUESDAY...Warmer, sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear. Lows around 50. .WEDNESDAY...Sunny. Highs 80 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY AND THURSDAY NIGHT...Not as warm. Mostly clear. Highs 70 to 75. Lows around 45. .FRIDAY...Partly cloudy. Highs around 70. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows around 40. .SATURDAY...Partly cloudy. Highs 60 to 65. && TEMPERATURE / PRECIPITATION Cut Bank 36 68 45 69 / 0 10 10 0 $$ MTZ304-221000- Eastern Toole and Liberty- Including Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 10 mph. .SUNDAY...Partly cloudy in the morning then becoming mostly cloudy. Patchy fog in the morning. Highs around 70. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 45 to 50. West winds 10 to 15 mph. .MONDAY...Partly cloudy in the morning then becoming sunny. Highs 65 to 70. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. West winds 5 to 10 mph. .TUESDAY...Warmer, sunny. Highs 75 to 80. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. .WEDNESDAY...Sunny. Highs 80 to 85. .WEDNESDAY NIGHT AND THURSDAY...Not as warm. Mostly clear. Lows 50 to 55. Highs 70 to 75. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 50. Highs 70 to 75. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Partly cloudy. Highs 60 to 65. $$ MTZ305-221000- Hill County- Including Havre 201 PM MDT Sat Sep 21 2024 .TONIGHT...Colder. Mostly clear. Lows 30 to 35. South winds 5 to 10 mph. .SUNDAY...Sunny in the morning then becoming mostly cloudy. Patchy fog in the morning. Highs around 70. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Not as cool. Mostly cloudy. Lows 45 to 50. West winds 5 to 15 mph. .MONDAY...Partly cloudy in the morning then clearing. Highs around 70. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds up to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 75 to 80. Lows around 50. .WEDNESDAY...Sunny. Highs around 85. .WEDNESDAY NIGHT...Mostly clear. Lows around 50. .THURSDAY...Partly cloudy. Highs 75 to 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 50. Highs around 75. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Cooler, sunny. Highs around 65. && TEMPERATURE / PRECIPITATION Havre 33 71 49 70 / 0 0 20 0 $$ MTZ306-221000- Northern Blaine County- Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 201 PM MDT Sat Sep 21 2024 .TONIGHT...Colder. Mostly clear. Lows 30 to 35. South winds up to 10 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Patchy fog in the morning. Highs 65 to 70. South winds 5 to 15 mph. .SUNDAY NIGHT...Not as cool. Mostly cloudy. Lows 45 to 50. West winds 5 to 15 mph. .MONDAY...Partly cloudy in the morning then clearing. Highs 65 to 70. West winds 5 to 15 mph. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. West winds up to 10 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 75 to 85. Lows around 50. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Sunny. Highs 65 to 70. $$ MTZ309-221000- Eastern Pondera and Eastern Teton- Including Brady, Conrad, and Ledger 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows in the mid 30s. Southeast winds 5 to 10 mph shifting to the southwest after midnight. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 70 to 75. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows in the mid 40s. West winds 5 to 15 mph. .MONDAY...Partly cloudy in the morning then becoming sunny. Highs around 70. West winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear. Lows around 45. West winds 5 to 10 mph. .TUESDAY...Sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear. Lows around 50. .WEDNESDAY...Sunny. Highs around 85. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows around 50. Highs 75 to 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows around 45. Highs around 75. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows around 40. .SATURDAY...Cooler. Partly cloudy. Highs around 65. $$ MTZ310-221000- Western and Central Chouteau County- Including Floweree, Carter, and Fort Benton 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. Southeast winds 5 to 10 mph. .SUNDAY...Warmer. Sunny in the morning then becoming partly cloudy. Highs 70 to 75. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Warmer. Mostly cloudy. Lows around 50. West winds 5 to 15 mph. .MONDAY...Partly cloudy in the morning then clearing. Highs around 70. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. West winds up to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 75 to 80. Lows 50 to 55. .WEDNESDAY...Sunny. Highs around 85. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs around 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Cooler. Partly cloudy. Highs around 65. $$ MTZ311-221000- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 201 PM MDT Sat Sep 21 2024 .TONIGHT...Colder. Mostly clear. Lows 35 to 40. Southeast winds 5 to 10 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 65 to 70. Southwest winds 5 to 10 mph. .SUNDAY NIGHT...Warmer. Mostly cloudy. Lows around 50. West winds 5 to 15 mph. .MONDAY...Partly cloudy in the morning then clearing. Highs 65 to 70. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. West winds up to 10 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 75 to 85. Lows 50 to 55. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 50 to 55. Highs 75 to 80. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 45 to 50. .SATURDAY...Partly cloudy. Highs 65 to 70. $$ MTZ312-221000- Cascade County below 5000ft- Including Great Falls 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. Southeast winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 70 to 75. Southwest winds 10 to 20 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 45 to 50. West winds 10 to 15 mph. .MONDAY...Partly cloudy. Highs 70 to 75. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. Southwest winds 5 to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs around 80. Lows 50 to 55. .WEDNESDAY...Sunny. Highs around 85. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs around 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Cooler. Partly cloudy. Highs around 65. && TEMPERATURE / PRECIPITATION Great Falls Arpt 39 74 48 72 / 0 0 10 0 $$ MTZ313-221000- Judith Basin County and Judith Gap- Including Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 15 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs around 70. Southwest winds 5 to 15 mph shifting to the west 5 to 10 mph in the afternoon. .SUNDAY NIGHT...Mostly cloudy. Lows 45 to 50. West winds 5 to 15 mph. .MONDAY...Partly cloudy. Highs 65 to 70. West winds 10 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows around 45. West winds 5 to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs around 75. Lows 50 to 55. .WEDNESDAY...Sunny. Highs 80 to 85. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs 75 to 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows around 50. Highs 75 to 80. .FRIDAY NIGHT...Colder. Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Cooler, sunny. Highs around 65. $$ MTZ314-221000- Fergus County below 4500ft- Including Hilger and Lewistown 201 PM MDT Sat Sep 21 2024 .TONIGHT...Colder. Mostly clear. Lows 35 to 40. South winds up to 10 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs around 70. Southwest winds 5 to 10 mph. .SUNDAY NIGHT...Warmer. Mostly cloudy. Lows 50 to 55. West winds 5 to 15 mph. .MONDAY...Partly cloudy in the morning then clearing. Highs 65 to 70. West winds 10 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. West winds up to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 75 to 80. Lows 50 to 55. .WEDNESDAY...Sunny. Highs around 85. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows around 55. Highs around 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows around 50. Highs 75 to 80. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 45 to 50. .SATURDAY...Partly cloudy. Highs 65 to 70. && TEMPERATURE / PRECIPITATION Lewistown 35 70 47 65 / 0 0 10 0 $$ MTZ315-221000- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Partly cloudy in the evening then becoming clear. Lows 30 to 40. Southwest winds 5 to 10 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 60 to 65. West winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 40 to 50. West winds 10 to 15 mph. .MONDAY...Partly cloudy. Highs 60 to 65. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds 5 to 15 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 65 to 75. Lows 45 to 55. .WEDNESDAY...Sunny. Highs 70 to 80. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 45 to 55. Highs 65 to 75. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 40 to 50. Highs 65 to 70. .FRIDAY NIGHT...Colder. Mostly clear with a 20 percent chance of rain. Lows 35 to 45. .SATURDAY...Partly cloudy with a 20 percent chance of rain. Highs 55 to 65. $$ MTZ316-221000- Gates of the Mountains- Including Canyon Creek, Wolf Creek, and Craig 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 10 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 65 to 75. Southwest winds 10 to 15 mph. .SUNDAY NIGHT...Warmer. Mostly cloudy. A 20 percent chance of rain after midnight. Lows around 50. Southwest winds 5 to 15 mph. .MONDAY...Partly cloudy. Highs 65 to 70. Southwest winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. Southwest winds 5 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 75 to 85. Lows 50 to 55. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs 75 to 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 50. Highs 70 to 75. .FRIDAY NIGHT...Mostly clear with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Partly cloudy. Highs 60 to 65. $$ MTZ317-221000- Little Belt and Highwood Mountains- Including Monarch, Neihart, and Kings Hill Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 15 mph. .SUNDAY...Warmer. Sunny in the morning then becoming partly cloudy. Highs 60 to 70. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. A 20 percent chance of rain after midnight. Lows 40 to 50. West winds 5 to 15 mph. .MONDAY...Partly cloudy. Highs 55 to 65. West winds 10 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 50. West winds 5 to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 65 to 75. Lows 50 to 55. .WEDNESDAY...Sunny. Highs 70 to 80. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs 65 to 75. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 50. Highs 65 to 75. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Cooler. Partly cloudy. Highs 55 to 60. $$ MTZ318-221000- Snowy and Judith Mountains- 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 15 mph. .SUNDAY...Warmer. Sunny in the morning then becoming partly cloudy. Highs 60 to 70. Southwest winds 5 to 10 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 45 to 50. West winds 5 to 15 mph. .MONDAY...Partly cloudy. Highs 60 to 65. Northwest winds 10 to 15 mph. .MONDAY NIGHT...Partly cloudy. Lows around 45. West winds up to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 65 to 75. Lows 50 to 55. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 50 to 55. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 70 to 75. Lows 45 to 50. .FRIDAY NIGHT...Mostly clear with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Sunny. Highs 55 to 65. $$ MTZ319-221000- Helena Valley- Including Helena 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows in the mid 30s. Southeast winds up to 10 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 70 to 75. Southeast winds 5 to 10 mph shifting to the southwest in the afternoon. .SUNDAY NIGHT...Mostly cloudy. Lows 45 to 50. West winds 5 to 10 mph. .MONDAY...Partly cloudy. Highs around 70. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds 5 to 15 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs around 80. Lows 45 to 50. .WEDNESDAY...Sunny. Highs around 85. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .FRIDAY NIGHT...Mostly clear. Lows 40 to 45. .SATURDAY...Partly cloudy. Highs 65 to 70. && TEMPERATURE / PRECIPITATION Helena 38 74 52 72 / 0 0 10 0 $$ MTZ320-221000- Big Belt, Bridger and Castle Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows in the mid 30s. Southeast winds up to 10 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 60 to 65. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. A 20 percent chance of rain after midnight. Lows 45 to 50. West winds 5 to 10 mph. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 55 to 65. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds up to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 65 to 70. Lows around 50. .WEDNESDAY...Warmer, sunny. Highs 70 to 80. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs 65 to 75. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 50. Highs 65 to 75. .FRIDAY NIGHT...Mostly clear with a 20 percent chance of rain. Lows 40 to 45. .SATURDAY...Partly cloudy. Highs 55 to 65. $$ MTZ321-221000- Meagher County Valleys- Including Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 30 to 35. Southeast winds 5 to 10 mph. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 65 to 70. South winds 5 to 10 mph shifting to the west 5 to 15 mph in the afternoon. .SUNDAY NIGHT...Not as cool. Mostly cloudy. Lows in the mid 40s. West winds 5 to 10 mph. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs around 65. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds 5 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 70 to 80. Lows 45 to 50. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows around 45. Highs 70 to 75. .FRIDAY NIGHT...Mostly clear with a 20 percent chance of rain. Lows around 40. .SATURDAY...Partly cloudy. Highs 60 to 65. $$ MTZ322-221000- Elkhorn and Boulder Mountains- Including Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 30 to 40. Southeast winds 5 to 10 mph shifting to the southwest after midnight. .SUNDAY...Warmer. Sunny in the morning then becoming partly cloudy. Highs 60 to 70. West winds 5 to 10 mph. .SUNDAY NIGHT...Mostly cloudy. A 20 percent chance of rain after midnight. Lows 40 to 50. West winds 5 to 15 mph. .MONDAY...Partly cloudy. Highs 60 to 65. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds 5 to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 65 to 75. Lows 45 to 50. .WEDNESDAY...Sunny. Highs 70 to 80. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 45 to 50. Highs 65 to 75. .FRIDAY NIGHT...Colder. Mostly clear. Lows 35 to 45. .SATURDAY...Partly cloudy. Highs 55 to 65. $$ MTZ323-221000- Canyon Ferry Area- Including Toston, Townsend, and Winston 201 PM MDT Sat Sep 21 2024 .TONIGHT...Colder. Mostly clear. Lows 30 to 40. East winds up to 10 mph shifting to the southeast after midnight. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs around 70. South winds 5 to 10 mph. .SUNDAY NIGHT...Mostly cloudy. A 20 percent chance of rain after midnight. Lows 45 to 50. Northwest winds 5 to 10 mph. .MONDAY...Partly cloudy. Highs 65 to 70. West winds 5 to 15 mph. .MONDAY NIGHT...Partly cloudy in the evening then becoming clear. Lows 40 to 45. West winds up to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs around 75. Lows 45 to 55. .WEDNESDAY...Sunny. Highs 80 to 85. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs 75 to 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .FRIDAY NIGHT...Mostly clear. Lows 40 to 45. .SATURDAY...Partly cloudy. Highs 65 to 70. $$ MTZ324-221000- Missouri Headwaters- Including Harrison, Three Forks, Willow Creek, Pony, and Whitehall 201 PM MDT Sat Sep 21 2024 .TONIGHT...Colder. Mostly clear. Lows 30 to 35. East winds up to 10 mph shifting to the southwest after midnight. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 70 to 75. Southwest winds up to 10 mph. .SUNDAY NIGHT...Not as cool. Mostly cloudy. Lows 45 to 50. West winds 5 to 10 mph. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 65 to 70. West winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds up to 10 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 75 to 85. Lows 45 to 50. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .FRIDAY NIGHT...Mostly clear. Lows 40 to 45. .SATURDAY...Partly cloudy. Highs 65 to 70. $$ MTZ325-221000- Madison River Valley- Including Cameron, Ennis, Jeffers, McAllister, and Norris 201 PM MDT Sat Sep 21 2024 .TONIGHT...Colder. Partly cloudy. Lows 30 to 35. North winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs around 70. South winds 5 to 10 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 40 to 45. Southwest winds 5 to 10 mph. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 65 to 70. Southwest winds 5 to 10 mph shifting to the west in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds up to 10 mph shifting to the southwest after midnight. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 75 to 80. Lows 45 to 50. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .FRIDAY NIGHT...Mostly clear. Lows 40 to 45. .SATURDAY...Partly cloudy. Highs 65 to 70. $$ MTZ326-221000- Gallatin Valley- Including Bozeman and Gallatin Gateway 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 30 to 35. Southeast winds up to 5 mph. .SUNDAY...Sunny. Highs around 70. Southeast winds up to 5 mph shifting to the north in the afternoon. .SUNDAY NIGHT...Not as cool. Mostly cloudy. Lows in the mid 40s. West winds 5 to 10 mph shifting to the south after midnight. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 65 to 70. Southwest winds up to 5 mph shifting to the west in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds up to 10 mph shifting to the southwest after midnight. .TUESDAY AND TUESDAY NIGHT...Clear. Highs around 75. Lows 45 to 50. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .FRIDAY NIGHT AND SATURDAY...Cooler. Mostly clear. Lows 40 to 45. Highs 65 to 70. && TEMPERATURE / PRECIPITATION Bozeman Airport 32 71 45 69 / 0 0 10 10 Bozeman MSU 34 69 46 66 / 0 0 10 10 $$ MTZ330-221000- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Mostly clear. Lows 30 to 35. North winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs 55 to 65. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 40 to 45. West winds 5 to 10 mph. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 50 to 60. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 35 to 45. West winds up to 10 mph. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 60 to 70. Lows 40 to 50. .WEDNESDAY...Sunny. Highs 65 to 75. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 40 to 50. Highs 60 to 70. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 35 to 40. Highs 55 to 65. && TEMPERATURE / PRECIPITATION West Yellowstone 23 64 33 62 / 0 0 10 10 $$ MTZ327-221000- Northwest Beaverhead County- Including Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Partly cloudy. Lows 25 to 35. Northeast winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny in the morning then becoming partly cloudy. Highs 60 to 65. West winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 35 to 40. West winds 5 to 15 mph. .MONDAY...Partly cloudy. Highs 55 to 65. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 35 to 40. West winds up to 10 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 65 to 75. Lows 40 to 45. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 40 to 45. Highs 60 to 70. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 35 to 45. Highs 60 to 70. .FRIDAY NIGHT AND SATURDAY...Partly cloudy with a 20 percent chance of rain. Lows 30 to 40. Highs 55 to 65. $$ MTZ328-221000- Beaverhead and Western Madison below 6000ft- Including Bannack, Dillon, Glen, and Waterloo 201 PM MDT Sat Sep 21 2024 .TONIGHT...Partly cloudy. Lows 30 to 35. Northeast winds 5 to 10 mph shifting to the southwest after midnight. .SUNDAY...Sunny. Highs 65 to 70. Southwest winds 5 to 10 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 40 to 45. West winds 5 to 10 mph. .MONDAY...Partly cloudy. Highs 65 to 70. West winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. West winds up to 10 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 70 to 80. Lows 45 to 50. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 45 to 50. Highs 70 to 80. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 40 to 45. Highs 70 to 75. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows around 40. Highs 65 to 70. && TEMPERATURE / PRECIPITATION Dillon 32 71 43 67 / 0 0 10 0 $$ MTZ329-221000- Ruby Mountains and Southern Beaverhead Mountains- Including Monida Pass 201 PM MDT Sat Sep 21 2024 .TONIGHT...Partly cloudy. Lows 30 to 35. North winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs 60 to 65. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 40 to 45. West winds 5 to 10 mph. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 55 to 65. Northwest winds 5 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows around 40. West winds up to 10 mph. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 65 to 75. Lows around 45. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 45 to 50. Highs 65 to 75. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 40 to 45. Highs 65 to 70. .FRIDAY NIGHT...Partly cloudy. Lows 35 to 40. .SATURDAY...Sunny. Highs 55 to 65. $$ http://www.weather.gov/greatfalls https://www.twitter.com/NWSGreatFalls https://www.facebook.com/NWSGreatFalls