Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
289 FPUS55 KTFX 210854 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 253 AM MDT Fri Jun 21 2024 Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Saturday. MTZ301-212200- East Glacier Park Region- Including East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with rain showers likely and chance of thunderstorms in the afternoon. Highs 60 to 65. Northeast winds up to 10 mph. Chance of precipitation 70 percent. .TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 40 to 45. East winds up to 10 mph shifting to the southwest after midnight. .SATURDAY...Warmer. Partly cloudy. Highs 65 to 75. Southwest winds 5 to 15 mph. .SATURDAY NIGHT...Mostly cloudy in the evening then clearing. Lows 50 to 55. Southwest winds 5 to 10 mph. .SUNDAY...Windy, sunny. Highs 65 to 75. Southwest winds 10 to 15 mph increasing to 20 to 30 mph in the afternoon. Gusts up to 45 mph. .SUNDAY NIGHT AND MONDAY...Windy. Mostly clear. Lows 45 to 50. Highs 60 to 70. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 40 to 50. Highs 60 to 70. .WEDNESDAY...Sunny. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 60 to 70. $$ MTZ307-212200- Southern Rocky Mountain Front- Including Rogers Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with rain showers likely and chance of thunderstorms in the afternoon. Highs 60 to 70. East winds up to 10 mph. Chance of precipitation 70 percent. .TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 40 to 50. North winds up to 10 mph shifting to the southwest after midnight. .SATURDAY...Partly cloudy in the morning then becoming mostly cloudy. Highs 65 to 75. West winds up to 10 mph. .SATURDAY NIGHT...Mostly cloudy in the evening then clearing. Lows 50 to 55. Southwest winds up to 10 mph. .SUNDAY...Sunny. Highs 70 to 80. Southwest winds 5 to 10 mph shifting to the west 10 to 20 mph with gusts to around 35 mph in the afternoon. .SUNDAY NIGHT...Breezy. Mostly clear. Lows 45 to 50. .MONDAY...Sunny. Highs 60 to 70. .MONDAY NIGHT...Mostly clear. Lows 40 to 45. .TUESDAY...Sunny. Highs 70 to 75. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 45 to 50. Highs 70 to 80. .WEDNESDAY NIGHT...Mostly clear with a 20 percent chance of rain showers. Lows 45 to 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 30 percent. $$ MTZ302-212200- Northern High Plains- Including Browning, Heart Butte, and Dupuyer 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of thunderstorms in the afternoon. Highs around 70. North winds up to 5 mph shifting to the east in the afternoon. .TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows in the mid 40s. East winds up to 10 mph shifting to the southwest after midnight. .SATURDAY...Partly cloudy. Highs 75 to 80. West winds up to 10 mph. .SATURDAY NIGHT...Mostly cloudy in the evening then clearing. Lows 50 to 55. Southwest winds 5 to 10 mph. .SUNDAY...Windy, sunny. Highs 75 to 85. Southwest winds 5 to 15 mph increasing to 20 to 30 mph in the afternoon. .SUNDAY NIGHT AND MONDAY...Breezy. Mostly clear. Lows 50 to 55. Highs 70 to 75. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows around 45. Highs 70 to 75. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 50. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 75. $$ MTZ308-212200- Southern High Plains- Including Bynum, Choteau, and Pendroy 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy in the morning, then mostly cloudy with rain showers likely and chance of thunderstorms in the afternoon. Highs 70 to 75. North winds up to 10 mph. Chance of precipitation 70 percent. .TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 45 to 50. Northeast winds up to 10 mph shifting to the west after midnight. .SATURDAY...Warmer. Partly cloudy. Highs 80 to 85. Southwest winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows around 55. Southwest winds up to 10 mph. .SUNDAY...Sunny. Highs 85 to 90. Southwest winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows 50 to 55. Highs 75 to 80. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 45 to 55. Highs 75 to 80. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 85. Lows around 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 80. $$ MTZ303-212200- Eastern Glacier, Western Toole, and Central Pondera- Including Cut Bank, Ethridge, and Santa Rita 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy. Rain showers likely and chance of thunderstorms in the afternoon. Highs 70 to 75. Northeast winds up to 10 mph. Chance of precipitation 70 percent. .TONIGHT...Partly cloudy. A 40 percent chance of thunderstorms in the evening. Areas of fog after midnight. Lows in the mid 40s. Northeast winds up to 10 mph shifting to the west after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs around 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 50 to 55. Southwest winds 5 to 10 mph. .SUNDAY...Breezy, sunny. Highs 80 to 85. Southwest winds 5 to 10 mph increasing to 15 to 25 mph with gusts to around 40 mph in the afternoon. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows 50 to 55. Highs around 75. .MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows 45 to 50. Highs 75 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Cut Bank 72 44 81 / 70 30 0 $$ MTZ304-212200- Eastern Toole and Liberty- Including Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy. Slight chance of thunderstorms in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Highs 70 to 75. East winds up to 10 mph. Chance of precipitation 70 percent. .TONIGHT...Partly cloudy. A 50 percent chance of thunderstorms in the evening. Areas of fog after midnight. Lows 45 to 50. Northeast winds up to 10 mph shifting to the northwest after midnight. .SATURDAY...Sunny. Highs 75 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows around 55. South winds up to 10 mph. .SUNDAY...Warmer, sunny. Highs 85 to 90. South winds up to 10 mph shifting to the southwest in the afternoon. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows around 55. Highs 75 to 80. .MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows 45 to 55. Highs 75 to 85. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. Highs 75 to 85. $$ MTZ305-212200- Hill County- Including Havre 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy. Chance of thunderstorms in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Highs in the mid 70s. East winds 5 to 10 mph. Chance of precipitation 70 percent. .TONIGHT...Partly cloudy. A 50 percent chance of thunderstorms in the evening. Widespread fog after midnight. Lows around 50. Northeast winds up to 10 mph shifting to the northwest after midnight. .SATURDAY...Sunny. Widespread fog in the morning. Highs around 80. Southwest winds up to 5 mph. .SATURDAY NIGHT...Partly cloudy. Lows around 55. South winds up to 10 mph. .SUNDAY...Sunny. Highs around 90. South winds 5 to 15 mph. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows 55 to 60. Highs 75 to 80. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 50 to 55. Highs 75 to 80. .WEDNESDAY...Sunny. Highs around 85. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .THURSDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Havre 76 49 82 / 60 60 10 $$ MTZ306-212200- Northern Blaine County- Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy. Chance of thunderstorms in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Highs 70 to 75. East winds 5 to 15 mph. Chance of precipitation 70 percent. .TONIGHT...Mostly cloudy with chance of thunderstorms in the evening, then partly cloudy with slight chance of thunderstorms after midnight. Widespread fog through the night. Lows 45 to 50. Northeast winds 5 to 10 mph shifting to the northwest after midnight. Chance of thunderstorms 50 percent. .SATURDAY...Partly cloudy in the morning then becoming sunny. Widespread fog in the morning. Highs 75 to 80. West winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows around 55. Southwest winds 5 to 10 mph shifting to the southeast after midnight. .SUNDAY...Warmer, sunny. Highs 85 to 90. South winds 5 to 15 mph. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 55. .MONDAY THROUGH WEDNESDAY...Breezy. Mostly clear. Highs 75 to 85. Lows around 50. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 55. .THURSDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 80 to 85. $$ MTZ309-212200- Eastern Pondera and Eastern Teton- Including Brady, Conrad, and Ledger 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 70 to 75. Northeast winds up to 10 mph. .TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Widespread fog after midnight. Some thunderstorms may be severe. Lows in the mid 40s. Northeast winds up to 10 mph shifting to the west after midnight. .SATURDAY...Partly cloudy. Highs around 80. Southwest winds up to 5 mph. .SATURDAY NIGHT...Partly cloudy. Lows 50 to 55. Southeast winds up to 10 mph. .SUNDAY...Sunny. Highs around 90. Southwest winds up to 10 mph increasing to 10 to 15 mph in the afternoon. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Not as warm. Mostly clear. Lows 45 to 50. Highs around 80. .TUESDAY...Sunny. Highs 75 to 80. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. Highs around 85. .THURSDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 80 to 85. $$ MTZ310-212200- Western and Central Chouteau County- Including Floweree, Carter, and Fort Benton 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy with slight chance of thunderstorms in the morning, then mostly cloudy with chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs in the mid 70s. East winds up to 10 mph. Chance of thunderstorms 50 percent. .TONIGHT...Partly cloudy. A 50 percent chance of thunderstorms in the evening. Widespread fog after midnight. Some thunderstorms may be severe. Lows around 50. Northeast winds up to 10 mph shifting to the west after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Widespread fog in the morning. Highs around 80. West winds up to 5 mph. .SATURDAY NIGHT...Partly cloudy. Lows 55 to 60. Southeast winds up to 10 mph. .SUNDAY...Warmer, sunny. Highs 90 to 95. South winds up to 10 mph. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows around 55. Highs 80 to 85. .MONDAY NIGHT...Mostly clear. Lows around 50. .TUESDAY...Sunny. Highs around 80. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 50 to 60. Highs 85 to 90. .THURSDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 85. $$ MTZ311-212200- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy with a 50 percent chance of thunderstorms. Highs 70 to 75. East winds 5 to 15 mph. .TONIGHT...Mostly cloudy with chance of thunderstorms in the evening, then partly cloudy with slight chance of thunderstorms after midnight. Areas of fog after midnight. Lows 50 to 55. East winds up to 10 mph shifting to the west after midnight. Chance of thunderstorms 50 percent. .SATURDAY...Sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 75 to 80. West winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 55 to 60. Northwest winds up to 10 mph shifting to the southeast after midnight. .SUNDAY...Warmer, sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 85 to 95. South winds 5 to 15 mph. .SUNDAY NIGHT...Mostly clear. Lows 55 to 60. .MONDAY...Not as warm. Sunny. Highs 75 to 80. .MONDAY NIGHT...Mostly clear. Lows 50 to 55. .TUESDAY...Sunny. Highs 75 to 80. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 55. Highs 80 to 85. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 55 to 60. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 80 to 85. Chance of precipitation 30 percent. $$ MTZ312-212200- Cascade County below 5000ft- Including Great Falls 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy with slight chance of thunderstorms in the morning, then mostly cloudy with chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 75 to 80. North winds up to 10 mph. Chance of thunderstorms 50 percent. .TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Areas of fog after midnight. Some thunderstorms may be severe. Lows around 50. Northeast winds up to 10 mph shifting to the southwest after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 80 to 85. West winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows around 55. East winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Warmer, sunny. Highs 90 to 95. Southwest winds 5 to 15 mph. Gusts up to 30 mph in the afternoon. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows around 55. Highs 80 to 85. .MONDAY NIGHT...Cooler. Mostly clear. Lows 45 to 50. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 80 to 85. Lows 50 to 55. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 85 to 90. Lows around 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Great Falls Arpt 76 50 82 / 60 20 0 $$ MTZ313-212200- Judith Basin County and Judith Gap- Including Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy. Slight chance of thunderstorms in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 70 to 75. Southeast winds up to 10 mph. Chance of precipitation 70 percent. .TONIGHT...Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then mostly clear after midnight. Areas of fog after midnight. Some thunderstorms may be severe. Lows 45 to 50. East winds up to 10 mph shifting to the southwest after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 75 to 80. West winds up to 5 mph shifting to the north in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows around 55. Northeast winds up to 10 mph shifting to the south after midnight. .SUNDAY...Warmer, sunny. A 20 percent chance of thunderstorms in the afternoon. Highs around 90. Southwest winds 5 to 15 mph. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows around 55. Highs around 80. .MONDAY NIGHT...Cooler. Mostly clear. Lows 45 to 50. .TUESDAY...Sunny. Highs 75 to 80. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. Highs around 85. .THURSDAY...Sunny with a 20 percent chance of thunderstorms. Highs 80 to 85. $$ MTZ314-212200- Fergus County below 4500ft- Including Hilger and Lewistown 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy. Chance of thunderstorms in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 70 to 75. East winds 5 to 15 mph. Chance of precipitation 70 percent. .TONIGHT...Mostly cloudy with chance of thunderstorms in the evening, then partly cloudy with slight chance of thunderstorms after midnight. Areas of fog after midnight. Some thunderstorms may be severe in the evening. Lows 50 to 55. East winds up to 10 mph shifting to the southwest after midnight. Chance of thunderstorms 50 percent. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs 75 to 80. Northwest winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 55 to 60. Northeast winds up to 5 mph shifting to the south after midnight. .SUNDAY...Warmer, sunny. Highs 90 to 95. South winds 5 to 15 mph. .SUNDAY NIGHT...Mostly clear. Lows 55 to 60. .MONDAY...Sunny. Highs 80 to 85. .MONDAY NIGHT...Mostly clear. Lows 50 to 55. .TUESDAY...Sunny. Highs 75 to 80. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 50 to 60. Highs 85 to 90. .THURSDAY...Sunny with a 20 percent chance of thunderstorms. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Lewistown 72 47 77 / 70 50 10 $$ MTZ315-212200- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny in the morning, then mostly cloudy with a 50 percent chance of thunderstorms in the afternoon. Highs 65 to 75. East winds up to 5 mph shifting to the northwest in the afternoon. .TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Lows 45 to 50. North winds up to 10 mph shifting to the southwest after midnight. .SATURDAY...Partly cloudy in the morning then becoming mostly cloudy. Highs 70 to 80. West winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 50 to 55. West winds up to 10 mph shifting to the southwest after midnight. .SUNDAY...Sunny. Highs 75 to 85. Southwest winds up to 10 mph shifting to the west with gusts to around 30 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 50 to 55. .MONDAY THROUGH TUESDAY NIGHT...Clear. Highs 70 to 80. Lows 45 to 55. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 75 to 85. Lows 50 to 55. .THURSDAY...Sunny with a 20 percent chance of thunderstorms. Highs 70 to 80. $$ MTZ316-212200- Gates of the Mountains- Including Canyon Creek, Wolf Creek, and Craig 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny with slight chance of thunderstorms in the morning, then mostly cloudy with chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 70 to 80. North winds up to 10 mph. Chance of thunderstorms 50 percent. .TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Some thunderstorms may be severe. Lows around 50. North winds up to 10 mph shifting to the west after midnight. .SATURDAY...Partly cloudy. Highs 75 to 85. Southwest winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows around 55. West winds up to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs 85 to 90. South winds up to 10 mph shifting to the southwest with gusts to around 30 mph in the afternoon. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows around 55. Highs 75 to 80. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Clear. Lows 45 to 55. Highs 80 to 85. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 80 to 90. Lows around 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 80 to 85. $$ MTZ317-212200- Little Belt and Highwood Mountains- Including Monarch, Neihart, and Kings Hill Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy. Slight chance of thunderstorms in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 65 to 70. East winds up to 10 mph. Chance of precipitation 70 percent. .TONIGHT...Partly cloudy. A 50 percent chance of thunderstorms in the evening. Some thunderstorms may be severe. Lows 45 to 50. North winds up to 5 mph shifting to the southwest after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 70 to 75. West winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 50 to 55. Northwest winds up to 10 mph shifting to the south after midnight. .SUNDAY...Warmer, sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 80 to 85. Southwest winds 5 to 15 mph. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows 50 to 55. Highs 70 to 75. .MONDAY NIGHT...Mostly clear. Lows 45 to 50. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 70 to 80. Lows 45 to 55. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 50 to 55. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 80. Chance of precipitation 30 percent. $$ MTZ318-212200- Snowy and Judith Mountains- 253 AM MDT Fri Jun 21 2024 .TODAY...Mostly cloudy. Slight chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. Some thunderstorms may be severe. Highs 65 to 70. Southeast winds up to 10 mph. Chance of thunderstorms 70 percent. .TONIGHT...Mostly cloudy with rain showers likely and chance of thunderstorms in the evening, then mostly clear after midnight. Areas of fog after midnight. Some thunderstorms may be severe. Lows 45 to 50. Southeast winds up to 10 mph shifting to the southwest after midnight. Chance of precipitation 70 percent. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 70 to 75. West winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. Lows 50 to 55. Northeast winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Warmer. Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 90. Southwest winds 5 to 15 mph. .SUNDAY NIGHT...Mostly clear with a 20 percent chance of thunderstorms. Lows around 55. .MONDAY AND MONDAY NIGHT...Not as warm. Mostly clear. Highs 70 to 75. Lows 45 to 50. .TUESDAY AND TUESDAY NIGHT...Clear. Highs 70 to 75. Lows around 50. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 75 to 80. Lows 50 to 55. .THURSDAY...Sunny with a 20 percent chance of thunderstorms. Highs 70 to 80. $$ MTZ319-212200- Helena Valley- Including Helena 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny in the morning, then mostly cloudy with a 40 percent chance of thunderstorms in the afternoon. Highs around 80. Northwest winds up to 10 mph. .TONIGHT...Mostly clear. Lows around 50. Northwest winds up to 10 mph. .SATURDAY...Partly cloudy. Highs in the mid 80s. South winds up to 5 mph shifting to the west in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 55. Northwest winds up to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs around 95. South winds up to 5 mph shifting to the southwest 5 to 15 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows around 55. .MONDAY THROUGH TUESDAY...Clear. Highs around 85. Lows around 50. .TUESDAY NIGHT...Clear. Lows around 55. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 90. Lows around 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 85. && TEMPERATURE / PRECIPITATION Helena 83 53 88 / 30 10 0 $$ MTZ320-212200- Big Belt, Bridger and Castle Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy with slight chance of thunderstorms in the morning, then mostly cloudy with chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 65 to 75. East winds up to 10 mph shifting to the west in the afternoon. Chance of thunderstorms 50 percent. .TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Some thunderstorms may be severe. Lows 45 to 50. North winds 5 to 10 mph shifting to the south after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 70 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds up to 10 mph shifting to the southeast after midnight. .SUNDAY...Warmer, sunny. Highs 80 to 90. South winds 5 to 10 mph shifting to the southwest 10 to 15 mph with gusts to around 30 mph in the afternoon. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows 50 to 55. Highs 70 to 80. .MONDAY NIGHT THROUGH WEDNESDAY...Clear. Lows 45 to 55. Highs 75 to 85. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. $$ MTZ321-212200- Meagher County Valleys- Including Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy with slight chance of thunderstorms in the morning, then mostly cloudy with chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 70 to 75. East winds up to 10 mph. Chance of thunderstorms 50 percent. .TONIGHT...Mostly clear. A 40 percent chance of thunderstorms in the evening. Areas of fog after midnight. Some thunderstorms may be severe. Lows 45 to 50. Northeast winds up to 10 mph. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 75 to 80. Southwest winds up to 5 mph shifting to the west 5 to 15 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 50. North winds up to 10 mph shifting to the southeast after midnight. .SUNDAY...Warmer, sunny. Highs 85 to 90. South winds up to 10 mph shifting to the southwest with gusts to around 30 mph in the afternoon. .SUNDAY NIGHT AND MONDAY...Not as warm. Mostly clear. Lows 50 to 55. Highs around 80. .MONDAY NIGHT THROUGH WEDNESDAY...Clear. Lows 45 to 50. Highs 80 to 85. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. .THURSDAY...Sunny with a 20 percent chance of thunderstorms. Highs around 80. $$ MTZ322-212200- Elkhorn and Boulder Mountains- Including Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny in the morning, then mostly cloudy with a 40 percent chance of thunderstorms in the afternoon. Highs 70 to 75. East winds up to 5 mph shifting to the west in the afternoon. .TONIGHT...Mostly clear. Lows 45 to 50. Northwest winds up to 10 mph. .SATURDAY...Partly cloudy. Highs 75 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds up to 10 mph shifting to the southwest after midnight. .SUNDAY...Warmer, sunny. Highs 80 to 90. South winds up to 10 mph shifting to the southwest with gusts to around 30 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 50 to 55. .MONDAY AND MONDAY NIGHT...Not as warm. Clear. Highs 70 to 80. Lows 45 to 50. .TUESDAY THROUGH WEDNESDAY...Clear. Highs 75 to 85. Lows 50 to 55. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 70 to 80. $$ MTZ323-212200- Canyon Ferry Area- Including Toston, Townsend, and Winston 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny with slight chance of thunderstorms in the morning, then partly cloudy with chance of thunderstorms in the afternoon. Some thunderstorms may be severe in the morning. Highs 75 to 80. Northeast winds up to 5 mph shifting to the northwest in the afternoon. Chance of thunderstorms 40 percent. .TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in the evening. Some thunderstorms may be severe. Lows 50 to 55. North winds up to 10 mph. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 80 to 85. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows around 55. North winds 5 to 10 mph shifting to the southeast after midnight. .SUNDAY...Warmer, sunny. Highs 90 to 95. South winds up to 10 mph shifting to the southwest with gusts to around 30 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 55 to 60. .MONDAY THROUGH TUESDAY...Clear. Highs 80 to 85. Lows 50 to 55. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. .WEDNESDAY...Sunny. Highs 85 to 90. .WEDNESDAY NIGHT...Mostly clear. Lows around 55. .THURSDAY...Sunny with a 20 percent chance of thunderstorms. Highs 80 to 85. $$ MTZ324-212200- Missouri Headwaters- Including Harrison, Three Forks, Willow Creek, Pony, and Whitehall 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny. A 20 percent chance of thunderstorms in the afternoon. Highs around 80. East winds up to 5 mph shifting to the west in the afternoon. .TONIGHT...Mostly clear. Lows around 50. Northwest winds up to 10 mph. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs in the mid 80s. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds 5 to 10 mph shifting to the southwest after midnight. .SUNDAY...Sunny. Highs 90 to 95. South winds up to 10 mph increasing to southwest 10 to 20 mph with gusts to around 35 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows around 55. .MONDAY THROUGH TUESDAY...Clear. Highs 85 to 90. Lows around 50. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. .WEDNESDAY...Sunny. Highs 85 to 90. .WEDNESDAY NIGHT...Mostly clear. Lows around 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 85. $$ MTZ325-212200- Madison River Valley- Including Cameron, Ennis, Jeffers, McAllister, and Norris 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny. Highs 75 to 80. East winds up to 5 mph shifting to the west in the afternoon. .TONIGHT...Mostly clear. Lows around 50. Northwest winds 5 to 10 mph shifting to the southwest after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 80 to 85. Southwest winds 5 to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows around 55. South winds 5 to 10 mph. .SUNDAY...Breezy, sunny. Highs around 90. South winds 5 to 15 mph increasing to southwest 15 to 25 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows around 55. .MONDAY THROUGH TUESDAY...Clear. Highs around 85. Lows around 50. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 55. Highs 85 to 90. .WEDNESDAY NIGHT...Partly cloudy. Lows around 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 80 to 85. $$ MTZ326-212200- Gallatin Valley- Including Bozeman and Gallatin Gateway 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny. A 20 percent chance of thunderstorms in the afternoon. Highs around 80. East winds up to 5 mph shifting to the northwest in the afternoon. .TONIGHT...Mostly clear. Lows around 50. North winds up to 10 mph shifting to the south after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs in the mid 80s. West winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows around 55. Northwest winds 5 to 10 mph shifting to the southeast after midnight. .SUNDAY...Sunny. Highs 90 to 95. South winds up to 10 mph shifting to the west in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows around 55. .MONDAY THROUGH TUESDAY...Clear. Highs around 85. Lows around 50. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. .WEDNESDAY...Sunny. Highs 85 to 90. .WEDNESDAY NIGHT...Mostly clear. Lows around 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 85. && TEMPERATURE / PRECIPITATION Bozeman Airport 81 48 85 / 20 10 0 Bozeman MSU 79 51 83 / 20 10 0 $$ MTZ330-212200- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny. Highs 65 to 75. Southwest winds 5 to 15 mph. .TONIGHT...Mostly clear. Lows 45 to 50. Northwest winds up to 10 mph. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 70 to 80. Southwest winds 5 to 15 mph. .SATURDAY NIGHT...Partly cloudy in the evening then becoming clear. Lows 50 to 55. South winds 5 to 15 mph. .SUNDAY...Breezy, sunny. Highs 75 to 85. South winds 5 to 15 mph increasing to southwest 15 to 25 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 50 to 55. .MONDAY THROUGH TUESDAY...Clear. Highs 70 to 80. Lows 45 to 50. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 45 to 55. Highs 70 to 80. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 70 to 80. && TEMPERATURE / PRECIPITATION West Yellowstone 76 41 79 / 10 10 0 $$ MTZ327-212200- Northwest Beaverhead County- Including Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny. Highs 65 to 75. Southwest winds up to 5 mph shifting to the west 5 to 15 mph in the afternoon. .TONIGHT...Mostly clear. Lows in the mid 40s. Northwest winds 5 to 10 mph shifting to the west after midnight. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 70 to 80. Southwest winds 5 to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. West winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs 75 to 85. South winds 5 to 10 mph shifting to the southwest 10 to 20 mph with gusts to around 35 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 45 to 50. .MONDAY THROUGH TUESDAY...Clear. Highs 70 to 80. Lows 40 to 45. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 45 to 50. Highs 75 to 85. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 70 to 80. $$ MTZ328-212200- Beaverhead and Western Madison below 6000ft- Including Bannack, Dillon, Glen, and Waterloo 253 AM MDT Fri Jun 21 2024 .TODAY...Sunny. Highs 75 to 80. South winds up to 5 mph shifting to the west 5 to 15 mph in the afternoon. .TONIGHT...Mostly clear. Lows 45 to 50. Northwest winds 5 to 15 mph. .SATURDAY...Sunny in the morning then becoming partly cloudy. Highs 80 to 85. Southwest winds 5 to 15 mph. .SATURDAY NIGHT...Partly cloudy in the evening then becoming clear. Lows 50 to 55. West winds 5 to 15 mph shifting to the south after midnight. .SUNDAY...Breezy, sunny. Highs 85 to 90. South winds 5 to 10 mph increasing to southwest 15 to 25 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 50 to 55. .MONDAY THROUGH TUESDAY...Clear. Highs 80 to 90. Lows 45 to 50. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. Highs 85 to 90. .THURSDAY...Sunny with a 20 percent chance of thunderstorms. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Dillon 80 47 85 / 0 0 0 $$ MTZ329-212200- Ruby Mountains and Southern Beaverhead Mountains- Including Monida Pass 253 AM MDT Fri Jun 21 2024 .TODAY...Partly cloudy in the morning then becoming sunny. Highs 70 to 75. West winds up to 5 mph increasing to 5 to 15 mph in the afternoon. .TONIGHT...Mostly clear. Lows 45 to 50. Northwest winds 5 to 15 mph. .SATURDAY...Sunny. Highs 75 to 80. Southwest winds up to 10 mph increasing to 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. Southwest winds 5 to 15 mph. .SUNDAY...Windy, sunny. Highs 75 to 85. South winds 5 to 15 mph increasing to southwest 20 to 30 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 50 to 55. .MONDAY THROUGH TUESDAY...Clear. Highs 75 to 85. Lows 45 to 50. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. Highs 75 to 85. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 80. $$ http://www.weather.gov/greatfalls https://www.twitter.com/NWSGreatFalls https://www.facebook.com/NWSGreatFalls