Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
122 FPUS55 KTFX 192110 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 309 PM MDT Thu Sep 19 2024 Spot temperatures and probabilities of measurable precipitation are for tonight, Friday, Friday night, and Saturday. MTZ301-201000- East Glacier Park Region- Including East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Breezy. Mostly cloudy in the evening then becoming partly cloudy. Lows 40 to 45. Southwest winds 15 to 25 mph. .FRIDAY...Breezy. Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 45 to 55. West winds 15 to 25 mph. Chance of precipitation 50 percent. .FRIDAY NIGHT...Colder. Mostly cloudy with chance of rain showers, slight chance of thunderstorms and snow showers in the evening, then partly cloudy after midnight. Lows 30 to 35. Northwest winds 5 to 15 mph. Chance of precipitation 50 percent. .SATURDAY...Sunny. Highs 50 to 55. Southwest winds 5 to 15 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Southwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Highs 50 to 60. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows 40 to 45. .MONDAY...Partly cloudy with a 20 percent chance of rain. Highs 50 to 60. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 60 to 70. Lows 45 to 50. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 45 to 50. Highs 55 to 65. $$ MTZ307-201000- Southern Rocky Mountain Front- Including Rogers Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Partly cloudy. Lows 40 to 45. West winds 10 to 20 mph. .FRIDAY...Breezy, sunny. Highs 50 to 60. West winds 15 to 25 mph. .FRIDAY NIGHT...Colder. Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain showers. Lows 30 to 35. Northwest winds 5 to 15 mph shifting to the northeast after midnight. .SATURDAY...Sunny. Highs 50 to 55. South winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. West winds up to 10 mph. .SUNDAY...Warmer. Partly cloudy. Highs 55 to 65. .SUNDAY NIGHT...Mostly cloudy with a 40 percent chance of rain. Lows 40 to 45. .MONDAY...Mostly cloudy with a 30 percent chance of rain. Highs 50 to 60. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 60 to 70. Lows 45 to 50. .WEDNESDAY...Sunny. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy. Lows 40 to 50. .THURSDAY...Sunny. Highs 60 to 70. $$ MTZ302-201000- Northern High Plains- Including Browning, Heart Butte, and Dupuyer 309 PM MDT Thu Sep 19 2024 .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows 45 to 50. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the evening. .FRIDAY...Windy, cooler. Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers in the afternoon. Highs 55 to 60. West winds 20 to 30 mph. Chance of showers 50 percent. .FRIDAY NIGHT...Colder. Mostly cloudy with a 50 percent chance of rain showers in the evening, then partly cloudy after midnight. Lows 30 to 35. West winds 5 to 15 mph. Gusts up to 30 mph in the evening. .SATURDAY...Sunny. Highs around 60. Southwest winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows around 40. Southwest winds 5 to 15 mph. .SUNDAY...Partly cloudy. Highs around 65. .SUNDAY NIGHT...Mostly cloudy with a 40 percent chance of rain. Lows 45 to 50. .MONDAY...Partly cloudy with a 20 percent chance of rain. Highs 60 to 65. .MONDAY NIGHT...Partly cloudy. Lows 45 to 50. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 70 to 75. Lows around 50. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. .THURSDAY...Sunny. Highs 70 to 75. $$ MTZ308-201000- Southern High Plains- Including Bynum, Choteau, and Pendroy 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Partly cloudy in the evening then becoming mostly cloudy. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Breezy. Partly cloudy in the morning, then sunny with a 20 percent chance of rain showers in the afternoon. Highs 65 to 70. West winds 15 to 25 mph. .FRIDAY NIGHT...Colder. Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain showers. Lows in the mid 30s. Northwest winds 10 to 15 mph with gusts to around 30 mph shifting to the west after midnight. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs around 60. Southwest winds up to 5 mph shifting to the southeast in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Southeast winds 5 to 10 mph shifting to the southwest after midnight. .SUNDAY...Partly cloudy. Highs around 70. .SUNDAY NIGHT...Mostly cloudy with a 40 percent chance of rain. Lows 45 to 50. .MONDAY...Mostly cloudy with a 20 percent chance of rain. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows around 45. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 75 to 80. Lows around 50. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Sunny. Highs 70 to 75. $$ MTZ303-201000- Eastern Glacier, Western Toole, and Central Pondera- Including Cut Bank, Ethridge, and Santa Rita 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Partly cloudy. Lows 45 to 50. Southwest winds 10 to 15 mph. .FRIDAY...Windy, cooler. Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers in the afternoon. Highs around 60. Northwest winds 20 to 30 mph. Chance of showers 50 percent. .FRIDAY NIGHT...Colder. Mostly cloudy with chance of rain showers in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows in the mid 30s. Northwest winds 10 to 20 mph shifting to the west 5 to 10 mph after midnight. Chance of showers 50 percent. .SATURDAY...Sunny. Highs around 60. West winds 5 to 10 mph shifting to the south in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. South winds 5 to 10 mph. .SUNDAY...Partly cloudy. Highs around 70. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain. Lows 45 to 50. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 65 to 70. Lows around 45. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 75 to 80. Lows 45 to 50. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. .THURSDAY...Sunny. Highs around 75. && TEMPERATURE / PRECIPITATION Cut Bank 46 61 34 61 / 0 60 70 0 $$ MTZ304-201000- Eastern Toole and Liberty- Including Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Partly cloudy. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Breezy. Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of rain showers in the afternoon. Highs 60 to 65. West winds 10 to 15 mph shifting to the northwest 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Colder. Mostly cloudy with chance of rain showers in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows in the mid 30s. Northwest winds 10 to 20 mph decreasing to 5 to 10 mph after midnight. Chance of showers 50 percent. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs 55 to 60. West winds 5 to 10 mph shifting to the southwest in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. South winds up to 10 mph. .SUNDAY...Warmer. Partly cloudy. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain. Lows 45 to 50. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 65 to 70. Lows around 45. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 70 to 80. Lows 45 to 50. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 45 to 50. Highs around 75. $$ MTZ305-201000- Hill County- Including Havre 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Partly cloudy. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Breezy. Partly cloudy in the morning, then mostly cloudy with a 40 percent chance of rain showers in the afternoon. Highs 60 to 65. West winds 10 to 15 mph shifting to the northwest 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Breezy, colder. Mostly cloudy with chance of rain showers in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 35 to 40. Northwest winds 15 to 25 mph becoming west 5 to 15 mph after midnight. Chance of showers 50 percent. .SATURDAY...Sunny. Highs around 60. West winds 5 to 15 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Southeast winds up to 5 mph. .SUNDAY...Partly cloudy. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows around 45. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 65 to 70. Lows 40 to 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 75. Lows around 45. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. .THURSDAY...Sunny. Highs around 75. && TEMPERATURE / PRECIPITATION Havre 49 66 37 61 / 0 30 30 0 $$ MTZ306-201000- Northern Blaine County- Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Partly cloudy. Patchy fog after midnight. Lows 45 to 50. South winds 5 to 10 mph. .FRIDAY...Breezy. Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs in the mid 60s. West winds 10 to 15 mph shifting to the northwest 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Breezy, colder. Mostly cloudy with chance of rain showers in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 35 to 40. Northwest winds 15 to 25 mph shifting to the west 10 to 15 mph after midnight. Chance of showers 40 percent. .SATURDAY...Sunny. Highs 55 to 60. West winds 10 to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows around 35. Southwest winds up to 10 mph shifting to the southeast after midnight. .SUNDAY...Warmer, sunny. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows around 45. .MONDAY...Mostly cloudy. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 80. Lows around 45. $$ MTZ309-201000- Eastern Pondera and Eastern Teton- Including Brady, Conrad, and Ledger 309 PM MDT Thu Sep 19 2024 .TONIGHT...Mostly clear. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Breezy, cooler. Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs in the mid 60s. West winds 15 to 25 mph. .FRIDAY NIGHT...Colder. Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain showers. Lows in the mid 30s. Northwest winds 10 to 20 mph shifting to the west 5 to 10 mph after midnight. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs around 60. West winds up to 5 mph shifting to the south in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows around 35. Southeast winds 5 to 10 mph shifting to the southwest after midnight. .SUNDAY...Warmer. Partly cloudy. Highs 70 to 75. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain. Lows 45 to 50. .MONDAY...Mostly cloudy with a 20 percent chance of rain. Highs around 70. .MONDAY NIGHT...Partly cloudy. Lows around 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 75. Lows 45 to 50. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. .THURSDAY...Sunny. Highs around 75. $$ MTZ310-201000- Western and Central Chouteau County- Including Floweree, Carter, and Fort Benton 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Mostly clear. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Breezy, sunny. A 20 percent chance of rain showers in the afternoon. Highs 65 to 70. West winds 15 to 25 mph. .FRIDAY NIGHT...Mostly cloudy with chance of rain showers in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows around 40. Northwest winds 10 to 20 mph shifting to the west 5 to 10 mph after midnight. Chance of showers 50 percent. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs around 60. West winds 5 to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Southeast winds up to 10 mph. .SUNDAY...Sunny. Highs around 70. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain. Lows 45 to 50. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows around 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 75. Lows 45 to 50. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. .THURSDAY...Sunny. Highs 75 to 80. $$ MTZ311-201000- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Partly cloudy. Lows 45 to 50. Southwest winds 5 to 10 mph. .FRIDAY...Breezy. Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 65 to 70. West winds 10 to 15 mph shifting to the northwest 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Breezy, colder. Mostly cloudy with chance of rain showers in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 35 to 40. Northwest winds 15 to 25 mph shifting to the west 10 to 15 mph after midnight. Chance of showers 40 percent. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs 55 to 60. West winds 5 to 15 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. South winds up to 10 mph. .SUNDAY...Warmer, sunny. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows 45 to 50. .MONDAY...Partly cloudy with a 20 percent chance of rain. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 80. Lows 45 to 50. $$ MTZ312-201000- Cascade County below 5000ft- Including Great Falls 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Mostly clear. Lows 45 to 50. Southwest winds 10 to 15 mph. .FRIDAY...Windy, sunny. Highs 65 to 70. West winds 20 to 30 mph with gusts to around 45 mph. .FRIDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. Northwest winds 10 to 20 mph becoming west up to 10 mph after midnight. .SATURDAY...Sunny. Highs 60 to 65. Southwest winds up to 5 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. East winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Warmer, sunny. Highs 70 to 75. .SUNDAY NIGHT...Warmer. Mostly cloudy with a 30 percent chance of rain. Lows around 50. .MONDAY...Mostly cloudy with a 20 percent chance of rain. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows around 45. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 75 to 85. Lows around 50. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. .THURSDAY...Sunny. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Great Falls Arpt 49 70 38 62 / 0 10 20 0 $$ MTZ313-201000- Judith Basin County and Judith Gap- Including Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Mostly clear. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Windy, sunny. Highs 65 to 70. West winds 10 to 20 mph increasing to 20 to 30 mph in the afternoon. .FRIDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance of rain showers. Lows in the mid 30s. Northwest winds 10 to 20 mph. .SATURDAY...Sunny. Highs 55 to 60. West winds 5 to 10 mph shifting to the northeast in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Southeast winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Warmer, sunny. Highs around 70. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows 45 to 50. .MONDAY...Mostly cloudy with a 30 percent chance of rain. Highs around 65. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 80. Lows 45 to 50. $$ MTZ314-201000- Fergus County below 4500ft- Including Hilger and Lewistown 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Mostly clear. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Breezy, sunny. Highs 65 to 70. West winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Breezy, colder. Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 45. Northwest winds 15 to 25 mph shifting to the west 10 to 15 mph after midnight. .SATURDAY...Sunny. Highs around 60. Northwest winds 5 to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows 35 to 40. Southeast winds up to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs around 70. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain. Lows 45 to 50. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows around 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 70 to 75. Lows 45 to 50. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 75 to 80. Lows around 50. && TEMPERATURE / PRECIPITATION Lewistown 47 66 36 58 / 0 10 20 0 $$ MTZ315-201000- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Partly cloudy. Lows 40 to 45. West winds 5 to 15 mph. .FRIDAY...Sunny. Highs 55 to 65. West winds 10 to 20 mph. .FRIDAY NIGHT...Colder. Partly cloudy. Lows 30 to 40. Northwest winds 5 to 15 mph with gusts to around 30 mph shifting to the northeast after midnight. .SATURDAY...Sunny. Highs 55 to 60. East winds up to 5 mph shifting to the south in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. West winds up to 10 mph. .SUNDAY...Sunny. Highs 60 to 65. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 30 percent chance of rain. Lows 40 to 50. Highs 55 to 65. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 65 to 75. Lows 45 to 50. $$ MTZ316-201000- Gates of the Mountains- Including Canyon Creek, Wolf Creek, and Craig 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Partly cloudy. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Breezy. Partly cloudy in the morning then clearing. Highs 65 to 70. West winds 15 to 25 mph. .FRIDAY NIGHT...Colder. Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. Northwest winds 10 to 15 mph shifting to the north after midnight. .SATURDAY...Sunny. Highs 60 to 65. South winds up to 5 mph. .SATURDAY NIGHT...Partly cloudy. Lows around 40. South winds up to 10 mph. .SUNDAY...Sunny. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain. Lows 45 to 50. .MONDAY...Mostly cloudy with a 20 percent chance of rain. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows around 45. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 80. Lows 45 to 50. $$ MTZ317-201000- Little Belt and Highwood Mountains- Including Monarch, Neihart, and Kings Hill Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Mostly clear. Lows 40 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Breezy, sunny. Highs 55 to 65. West winds 15 to 25 mph. .FRIDAY NIGHT...Colder. Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain showers. Lows 30 to 35. Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening. .SATURDAY...Sunny. Highs 50 to 60. West winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. South winds up to 10 mph. .SUNDAY...Sunny. Highs 60 to 65. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain. Lows 40 to 50. .MONDAY...Mostly cloudy with a 40 percent chance of rain. Highs 55 to 60. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 60 to 70. Lows 45 to 50. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 65 to 75. Lows 45 to 50. $$ MTZ318-201000- Snowy and Judith Mountains- 309 PM MDT Thu Sep 19 2024 .TONIGHT...Partly cloudy. Lows 45 to 50. Southwest winds 5 to 15 mph. .FRIDAY...Sunny. Highs 60 to 65. West winds 10 to 20 mph. .FRIDAY NIGHT...Breezy, colder. Partly cloudy with a 20 percent chance of rain showers. Lows in the mid 30s. Northwest winds 15 to 25 mph decreasing to 10 to 15 mph after midnight. .SATURDAY...Sunny. Highs 50 to 55. Northwest winds 5 to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 10 mph. .SUNDAY...Warmer, sunny. Highs 60 to 65. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain. Lows around 45. Highs 55 to 60. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 60 to 70. Lows 45 to 50. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 70 to 75. Lows 45 to 50. .THURSDAY...Sunny. Highs 65 to 75. $$ MTZ319-201000- Helena Valley- Including Helena 309 PM MDT Thu Sep 19 2024 .TONIGHT...Cooler. Partly cloudy. Lows in the mid 40s. Southwest winds 5 to 10 mph. .FRIDAY...Partly cloudy in the morning then clearing. Highs 70 to 75. South winds 5 to 10 mph shifting to the west 10 to 20 mph in the afternoon. .FRIDAY NIGHT...Colder. Partly cloudy. Lows 35 to 40. Northwest winds 10 to 15 mph with gusts to around 30 mph decreasing to up to 10 mph after midnight. .SATURDAY...Sunny. Highs around 65. North winds up to 5 mph shifting to the east in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. South winds up to 5 mph. .SUNDAY...Sunny. Highs 70 to 75. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows 45 to 50. .MONDAY...Mostly cloudy with a 30 percent chance of rain. Highs around 70. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 40 to 50. Highs around 75. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 75 to 80. Lows 45 to 50. && TEMPERATURE / PRECIPITATION Helena 48 73 39 64 / 0 0 10 0 $$ MTZ320-201000- Big Belt, Bridger and Castle Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Partly cloudy. Lows 40 to 45. Southwest winds 5 to 10 mph. .FRIDAY...Breezy. Partly cloudy in the morning then becoming sunny. Highs 55 to 65. Southwest winds 5 to 15 mph increasing to west 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Colder. Mostly clear. Lows 30 to 35. Northwest winds 10 to 20 mph shifting to the north 5 to 10 mph after midnight. .SATURDAY...Sunny. Highs 50 to 60. Northeast winds up to 10 mph shifting to the southwest in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Southeast winds up to 10 mph. .SUNDAY...Sunny. Highs 60 to 65. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows 40 to 45. .MONDAY...Mostly cloudy with a 40 percent chance of rain. Highs 55 to 65. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 60 to 70. Lows 45 to 50. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 65 to 75. Lows 45 to 50. $$ MTZ321-201000- Meagher County Valleys- Including Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 309 PM MDT Thu Sep 19 2024 .TONIGHT...Colder. Partly cloudy. Lows 40 to 45. Southwest winds 5 to 10 mph. .FRIDAY...Breezy. Partly cloudy in the morning then becoming sunny. Highs 65 to 70. Southwest winds 5 to 15 mph increasing to west 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Colder. Partly cloudy. Lows 30 to 35. Northwest winds 10 to 20 mph with gusts to around 35 mph decreasing to 5 to 10 mph after midnight. .SATURDAY...Sunny. Highs 55 to 60. Northwest winds up to 10 mph shifting to the south in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows around 35. Southeast winds up to 10 mph. .SUNDAY...Warmer, sunny. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows 40 to 45. .MONDAY...Mostly cloudy with a 30 percent chance of rain. Highs 60 to 65. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 65 to 70. Lows around 45. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 75. Lows around 45. $$ MTZ322-201000- Elkhorn and Boulder Mountains- Including Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Mostly clear. Lows 40 to 45. West winds 5 to 15 mph. .FRIDAY...Partly cloudy in the morning then becoming sunny. Highs 60 to 65. West winds 10 to 20 mph. .FRIDAY NIGHT...Colder. Mostly clear. Lows 30 to 35. Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening. .SATURDAY...Sunny. Highs 50 to 60. Northeast winds up to 5 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Northeast winds up to 5 mph shifting to the southwest after midnight. .SUNDAY...Warmer, sunny. Highs 60 to 70. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 30 percent chance of rain. Lows 40 to 50. Highs 55 to 65. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 60 to 70. Lows 45 to 50. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 65 to 75. Lows 45 to 50. .THURSDAY...Sunny. Highs 60 to 70. $$ MTZ323-201000- Canyon Ferry Area- Including Toston, Townsend, and Winston 309 PM MDT Thu Sep 19 2024 .TONIGHT...Colder. Partly cloudy. Lows 40 to 50. West winds 5 to 10 mph shifting to the south after midnight. .FRIDAY...Breezy. Partly cloudy in the morning then becoming sunny. Highs 65 to 70. South winds 5 to 10 mph increasing to west 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Colder. Mostly clear. Lows 35 to 40. North winds 10 to 20 mph. Gusts up to 35 mph in the evening. .SATURDAY...Sunny. Highs around 60. North winds up to 10 mph shifting to the southeast in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Southeast winds up to 10 mph. .SUNDAY...Sunny. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows 45 to 50. .MONDAY...Mostly cloudy with a 30 percent chance of rain. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 80. Lows 45 to 50. $$ MTZ324-201000- Missouri Headwaters- Including Harrison, Three Forks, Willow Creek, Pony, and Whitehall 309 PM MDT Thu Sep 19 2024 .TONIGHT...Partly cloudy. Lows 40 to 45. Southwest winds 5 to 15 mph. .FRIDAY...Sunny. Highs around 70. West winds 10 to 20 mph. .FRIDAY NIGHT...Colder. Mostly clear. Lows 30 to 35. Northwest winds 10 to 15 mph decreasing to up to 10 mph after midnight. .SATURDAY...Sunny. Highs 60 to 65. North winds up to 5 mph shifting to the northeast in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 35 to 40. East winds up to 5 mph shifting to the southwest after midnight. .SUNDAY...Sunny. Highs around 70. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain. Lows 40 to 45. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 70 to 80. Lows 45 to 50. $$ MTZ325-201000- Madison River Valley- Including Cameron, Ennis, Jeffers, McAllister, and Norris 309 PM MDT Thu Sep 19 2024 .TONIGHT...Partly cloudy. Lows 40 to 45. South winds 10 to 20 mph. .FRIDAY...Breezy, sunny. Highs around 70. South winds 10 to 15 mph shifting to the west 15 to 25 mph in the afternoon. .FRIDAY NIGHT...Colder. Mostly clear. Lows 30 to 35. North winds 10 to 15 mph decreasing to up to 10 mph after midnight. .SATURDAY...Cooler, sunny. Highs around 60. North winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 35 to 40. Northeast winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs 65 to 70. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows 40 to 45. .MONDAY...Mostly cloudy with a 30 percent chance of rain. Highs 60 to 65. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 70. Lows 40 to 50. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 45 to 50. .THURSDAY...Sunny. Highs 70 to 75. $$ MTZ326-201000- Gallatin Valley- Including Bozeman and Gallatin Gateway 309 PM MDT Thu Sep 19 2024 .TONIGHT...Partly cloudy. Lows 40 to 45. South winds 5 to 10 mph. .FRIDAY...Sunny. Highs around 70. South winds 5 to 10 mph shifting to the west 10 to 20 mph in the afternoon. .FRIDAY NIGHT...Colder. Mostly clear. Lows 30 to 35. Northwest winds 10 to 15 mph shifting to the west after midnight. .SATURDAY...Cooler, sunny. Highs around 60. East winds up to 5 mph shifting to the north in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Northeast winds up to 5 mph shifting to the southeast after midnight. .SUNDAY...Sunny. Highs around 70. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows around 45. .MONDAY...Mostly cloudy with a 30 percent chance of rain. Highs around 65. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 70. Lows around 45. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 45 to 50. .THURSDAY...Sunny. Highs around 75. && TEMPERATURE / PRECIPITATION Bozeman Airport 41 71 32 63 / 0 10 0 0 Bozeman MSU 44 69 32 60 / 0 0 0 0 $$ MTZ330-201000- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Mostly clear. Lows 35 to 45. Southwest winds 5 to 15 mph. .FRIDAY...Sunny. Highs 55 to 65. Southwest winds 10 to 20 mph. .FRIDAY NIGHT...Colder. Mostly clear. Lows 25 to 35. North winds 5 to 15 mph. .SATURDAY...Sunny. Highs 50 to 60. North winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 30 to 35. North winds 5 to 10 mph shifting to the east after midnight. .SUNDAY...Sunny. Highs 55 to 65. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows 35 to 45. .MONDAY...Mostly cloudy with a 40 percent chance of rain. Highs 50 to 60. .MONDAY NIGHT...Partly cloudy. Lows 35 to 40. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 55 to 65. Lows 40 to 45. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 60 to 70. Lows 40 to 45. && TEMPERATURE / PRECIPITATION West Yellowstone 26 62 25 62 / 0 0 10 0 $$ MTZ327-201000- Northwest Beaverhead County- Including Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Mostly clear. Lows 35 to 40. Southwest winds 5 to 10 mph. .FRIDAY...Sunny. Highs 55 to 65. West winds 10 to 20 mph. .FRIDAY NIGHT...Colder. Mostly clear. Lows 25 to 30. Northwest winds 10 to 15 mph shifting to the north after midnight. .SATURDAY...Sunny. Highs 50 to 60. East winds up to 10 mph shifting to the north in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 30 to 35. North winds up to 10 mph. .SUNDAY...Sunny. Highs 55 to 65. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain. Lows 35 to 40. Highs 50 to 60. .MONDAY NIGHT...Partly cloudy. Lows 30 to 40. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 60 to 70. Lows 35 to 45. .WEDNESDAY NIGHT...Partly cloudy. Lows 35 to 45. .THURSDAY...Sunny. Highs 60 to 70. $$ MTZ328-201000- Beaverhead and Western Madison below 6000ft- Including Bannack, Dillon, Glen, and Waterloo 309 PM MDT Thu Sep 19 2024 .TONIGHT...Mostly clear. Lows 40 to 45. Southwest winds 5 to 15 mph. .FRIDAY...Sunny. Highs 65 to 70. Southwest winds 5 to 15 mph shifting to the west 10 to 20 mph in the afternoon. .FRIDAY NIGHT...Colder. Mostly clear. Lows 30 to 35. North winds 5 to 15 mph. .SATURDAY...Sunny. Highs 60 to 65. Northeast winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. Northeast winds up to 10 mph shifting to the northwest after midnight. .SUNDAY...Sunny. Highs 65 to 70. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain. Lows 40 to 45. Highs 60 to 65. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 65 to 75. Lows 40 to 45. .WEDNESDAY NIGHT...Partly cloudy. Lows around 45. .THURSDAY...Sunny. Highs 70 to 75. && TEMPERATURE / PRECIPITATION Dillon 42 69 31 62 / 0 0 0 0 $$ MTZ329-201000- Ruby Mountains and Southern Beaverhead Mountains- Including Monida Pass 309 PM MDT Thu Sep 19 2024 .TONIGHT...Mostly clear. Lows 35 to 40. South winds 5 to 15 mph. .FRIDAY...Sunny. Highs 55 to 65. Southwest winds 10 to 20 mph. .FRIDAY NIGHT...Mostly clear. Lows 30 to 35. North winds 5 to 15 mph. .SATURDAY...Sunny. Highs 50 to 60. North winds 5 to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 35 to 40. North winds up to 10 mph. .SUNDAY...Sunny. Highs 55 to 65. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 20 percent chance of rain. Lows 35 to 45. Highs 55 to 60. .MONDAY NIGHT...Partly cloudy. Lows 35 to 40. .TUESDAY THROUGH THURSDAY...Mostly clear. Highs 60 to 70. Lows 40 to 45. $$ http://www.weather.gov/greatfalls https://www.twitter.com/NWSGreatFalls https://www.facebook.com/NWSGreatFalls