Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
845 FPUS55 KTFX 170337 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 936 PM MDT Fri Aug 16 2024 Spot temperatures and probabilities of measurable precipitation are for the rest of tonight, Saturday, Saturday night, and Sunday. MTZ301-171000- East Glacier Park Region- Including East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. Lows 45 to 50. Southwest winds 5 to 10 mph. .SATURDAY...Warmer, sunny. Highs 65 to 75. Southwest winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows around 50. Southwest winds up to 10 mph shifting to the southeast after midnight. .SUNDAY...Sunny. Highs 70 to 80. Northeast winds up to 10 mph shifting to the southeast in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 50 to 55. Southwest winds up to 10 mph. .MONDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 80. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 50 to 55. .TUESDAY...Sunny. Highs 70 to 80. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. Highs 70 to 80. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .THURSDAY...Sunny. Highs 65 to 75. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 45 to 50. Highs 65 to 75. $$ MTZ307-171000- Southern Rocky Mountain Front- Including Rogers Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of thunderstorms late in the evening. Haze late in the evening. Lows 45 to 50. West winds up to 10 mph. .SATURDAY...Warmer, sunny. Haze in the morning. Highs 70 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. East winds up to 10 mph. .SUNDAY...Sunny. A 20 percent chance of rain showers in the afternoon. Highs 75 to 85. South winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 50 to 55. North winds up to 10 mph shifting to the northwest after midnight. .MONDAY AND MONDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 80. Lows 50 to 55. Chance of precipitation 40 percent. .TUESDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 80. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. Highs 70 to 80. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 65 to 75. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. Highs 65 to 75. $$ MTZ302-171000- Northern High Plains- Including Browning, Heart Butte, and Dupuyer 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Cooler. Mostly clear. Lows 45 to 50. West winds 5 to 10 mph. .SATURDAY...Sunny. Highs 75 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. West winds up to 10 mph. .SUNDAY...Sunny. Highs 80 to 85. Northwest winds up to 10 mph shifting to the northeast in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds up to 10 mph. .MONDAY...Sunny with a 20 percent chance of thunderstorms. Highs 80 to 85. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 55. .TUESDAY...Sunny. Highs 80 to 85. .TUESDAY NIGHT...Partly cloudy. Lows 50 to 55. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs 80 to 85. Lows 50 to 55. .THURSDAY...Sunny. Highs 75 to 80. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows around 50. Highs 75 to 80. $$ MTZ308-171000- Southern High Plains- Including Bynum, Choteau, and Pendroy 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. Lows around 50. North winds 5 to 10 mph shifting to the west after midnight. .SATURDAY...Sunny. Highs 80 to 85. South winds up to 5 mph. .SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds 5 to 10 mph shifting to the northwest after midnight. .SUNDAY...Sunny. Highs 85 to 90. Northwest winds up to 5 mph shifting to the northeast in the afternoon. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. North winds 5 to 10 mph shifting to the west after midnight. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 85 to 90. Chance of precipitation 40 percent. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 55. .TUESDAY...Sunny. Highs 85 to 90. .TUESDAY NIGHT...Partly cloudy. Lows around 55. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs 85 to 90. Lows 50 to 55. .THURSDAY...Sunny. Highs 80 to 85. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 50 to 55. Highs 80 to 85. $$ MTZ303-171000- Eastern Glacier, Western Toole, and Central Pondera- Including Cut Bank, Ethridge, and Santa Rita 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Cooler. Partly cloudy. Lows 45 to 50. North winds 5 to 10 mph shifting to the west after midnight. .SATURDAY...Sunny. Highs 80 to 85. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. Northeast winds up to 10 mph. .SUNDAY...Sunny. Highs around 85. North winds 5 to 10 mph shifting to the northeast in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 55 to 60. North winds 5 to 10 mph shifting to the northwest after midnight. .MONDAY...Sunny. Highs around 85. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 55 to 60. .TUESDAY...Sunny. Highs 85 to 90. .TUESDAY NIGHT...Partly cloudy. Lows around 55. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs around 85. Lows 50 to 55. .THURSDAY...Sunny. Highs 75 to 80. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 50 to 55. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Cut Bank 47 82 52 86 / 10 0 10 10 $$ MTZ304-171000- Eastern Toole and Liberty- Including Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Cooler. Mostly cloudy late in the evening then clearing. A 20 percent chance of thunderstorms late in the evening. Patchy fog after midnight. Lows 50 to 55. North winds up to 10 mph. .SATURDAY...Sunny. Patchy fog in the morning. Highs 80 to 85. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. East winds 5 to 10 mph. .SUNDAY...Sunny. Highs 85 to 90. East winds 5 to 10 mph. .SUNDAY NIGHT...Mostly clear. Lows around 60. North winds up to 10 mph. .MONDAY...Sunny. Highs 85 to 90. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 60. .TUESDAY...Sunny. Highs 85 to 90. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 60. .WEDNESDAY...Partly cloudy. Highs 85 to 90. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .THURSDAY...Sunny. Highs 80 to 85. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .FRIDAY...Partly cloudy. Highs 80 to 85. $$ MTZ305-171000- Hill County- Including Havre 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Cooler. Mostly cloudy with chance of thunderstorms late in the evening, then partly cloudy with slight chance of thunderstorms after midnight. Lows 50 to 55. Northeast winds 5 to 10 mph. Chance of thunderstorms 50 percent. .SATURDAY...Sunny. Patchy fog in the morning. Highs in the mid 80s. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. East winds up to 10 mph. .SUNDAY...Sunny. Highs 90 to 95. Northeast winds 5 to 10 mph shifting to the southeast in the afternoon. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 60. Northeast winds 5 to 10 mph. .MONDAY...Partly cloudy. Highs around 90. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 60. .TUESDAY...Sunny. Highs 90 to 95. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 55 to 60. .WEDNESDAY...Partly cloudy. Highs 90 to 95. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 55 to 60. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs around 85. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .FRIDAY...Sunny. Highs around 85. && TEMPERATURE / PRECIPITATION Havre 55 88 58 96 / 60 0 0 0 $$ MTZ306-171000- Northern Blaine County- Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy. Haze late in the evening. Rain showers likely and chance of thunderstorms late in the evening, then chance of thunderstorms after midnight. Lows 50 to 55. East winds 5 to 10 mph. Chance of precipitation 70 percent. .SATURDAY...Sunny. Highs in the mid 80s. South winds 5 to 10 mph shifting to the southwest in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. Southwest winds up to 10 mph shifting to the east after midnight. .SUNDAY...Sunny. Highs 90 to 95. East winds 5 to 15 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 60. East winds 5 to 10 mph. .MONDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 90. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 55 to 60. Chance of precipitation 30 percent. .TUESDAY...Sunny. Highs 90 to 95. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 55 to 60. .WEDNESDAY...Partly cloudy. Highs 90 to 95. .WEDNESDAY NIGHT...Partly cloudy with a 40 percent chance of rain showers. Lows around 55. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 85 to 90. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .FRIDAY...Partly cloudy. Highs 85 to 90. $$ MTZ309-171000- Eastern Pondera and Eastern Teton- Including Brady, Conrad, and Ledger 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. Patchy fog after midnight. Lows around 50. North winds 5 to 10 mph shifting to the northwest after midnight. .SATURDAY...Sunny. Patchy fog in the morning. Highs in the mid 80s. Southwest winds up to 5 mph shifting to the south in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds 5 to 10 mph. .SUNDAY...Sunny. Highs 85 to 90. North winds up to 5 mph. .SUNDAY NIGHT...Partly cloudy. Lows 55 to 60. North winds 5 to 10 mph shifting to the northwest after midnight. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 85 to 90. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms. Lows around 55. .TUESDAY...Sunny. Highs around 90. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows around 55. Highs around 90. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .THURSDAY...Sunny. Highs 80 to 85. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 50 to 55. Highs around 85. $$ MTZ310-171000- Western and Central Chouteau County- Including Floweree, Carter, and Fort Benton 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms late in the evening. Lows in the mid 50s. Northeast winds 5 to 10 mph shifting to the west after midnight. .SATURDAY...Sunny. Patchy fog in the morning. Highs in the mid 80s. West winds up to 5 mph shifting to the northwest in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. East winds 5 to 10 mph. .SUNDAY...Sunny. Highs around 90. Southeast winds up to 10 mph shifting to the southwest in the afternoon. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 60. Northeast winds 5 to 10 mph shifting to the southeast after midnight. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 90. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 60. .TUESDAY...Sunny. Highs 90 to 95. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows around 60. Highs around 90. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 55 to 60. .THURSDAY...Sunny. Highs around 85. .THURSDAY NIGHT...Mostly clear with a 20 percent chance of rain showers. Lows around 55. .FRIDAY...Partly cloudy. Highs around 85. $$ MTZ311-171000- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Haze late in the evening. Mostly cloudy with a 50 percent chance of thunderstorms. Lows in the mid 50s. Southeast winds 5 to 10 mph. .SATURDAY...Sunny. Highs 80 to 85. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 60 to 65. East winds up to 10 mph. .SUNDAY...Warmer, sunny. Highs 90 to 95. Southeast winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 60 to 65. East winds up to 10 mph. .MONDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 85 to 90. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 60 to 65. Chance of precipitation 30 percent. .TUESDAY...Sunny. Highs 85 to 95. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 60 to 65. .WEDNESDAY...Partly cloudy. Highs 90 to 95. .WEDNESDAY NIGHT...Partly cloudy with a 30 percent chance of rain showers. Lows 55 to 60. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 80 to 90. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 55 to 60. Highs 85 to 90. $$ MTZ312-171000- Cascade County below 5000ft- Including Great Falls 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Cooler. Partly cloudy. A 20 percent chance of thunderstorms late in the evening. Lows 50 to 55. Northeast winds 5 to 10 mph shifting to the southwest after midnight. .SATURDAY...Sunny. Highs 85 to 90. Southwest winds up to 5 mph shifting to the northeast in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. East winds 5 to 10 mph. .SUNDAY...Sunny. Highs around 90. Southwest winds up to 10 mph shifting to the northwest in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 55 to 60. Northeast winds 5 to 10 mph shifting to the southwest after midnight. .MONDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 85 to 90. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 55 to 60. .TUESDAY...Sunny. Highs around 90. .TUESDAY NIGHT...Partly cloudy. Lows 55 to 60. .WEDNESDAY...Sunny. Highs around 90. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .THURSDAY...Sunny. Highs around 85. .THURSDAY NIGHT...Partly cloudy. Lows around 55. .FRIDAY...Sunny. Highs around 85. && TEMPERATURE / PRECIPITATION Great Falls Arpt 53 87 56 90 / 10 0 0 10 $$ MTZ313-171000- Judith Basin County and Judith Gap- Including Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy late in the evening then clearing. Chance of rain showers and slight chance of thunderstorms late in the evening. Lows around 50. Southwest winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY...Sunny. Highs in the mid 80s. Southwest winds up to 5 mph shifting to the northeast in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. East winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs around 90. South winds up to 10 mph shifting to the northeast in the afternoon. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 60. East winds 5 to 10 mph shifting to the southwest after midnight. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 85 to 90. Chance of precipitation 50 percent. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 55. Chance of precipitation 40 percent. .TUESDAY...Sunny with a 20 percent chance of rain showers. Highs 85 to 90. .TUESDAY NIGHT...Partly cloudy. Lows 55 to 60. .WEDNESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 85 to 90. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs around 85. .THURSDAY NIGHT...Partly cloudy. Lows around 55. .FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 80 to 85. $$ MTZ314-171000- Fergus County below 4500ft- Including Hilger and Lewistown 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Cooler. Mostly cloudy. Chance of thunderstorms late in the evening, then slight chance of thunderstorms after midnight. Lows 50 to 60. Southeast winds 5 to 10 mph shifting to the south after midnight. Chance of thunderstorms 50 percent. .SATURDAY...Sunny. Highs 85 to 90. West winds up to 10 mph shifting to the northeast in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 60. East winds up to 10 mph. .SUNDAY...Sunny. Highs 90 to 95. Southeast winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 60 to 65. East winds 5 to 10 mph shifting to the south after midnight. .MONDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 90. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 55 to 65. Chance of precipitation 30 percent. .TUESDAY...Sunny. Highs 90 to 95. .TUESDAY NIGHT...Partly cloudy. Lows 60 to 65. .WEDNESDAY...Sunny. Highs 90 to 95. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 55 to 60. .THURSDAY...Sunny. Highs 85 to 90. .THURSDAY NIGHT...Partly cloudy. Lows 55 to 60. .FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 85 to 90. && TEMPERATURE / PRECIPITATION Lewistown 50 85 56 91 / 40 0 0 20 $$ MTZ315-171000- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of thunderstorms late in the evening. Haze late in the evening. Lows 45 to 55. Northwest winds up to 10 mph. .SATURDAY...Sunny. Highs 75 to 80. Southwest winds up to 5 mph. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. East winds up to 10 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 85. South winds up to 5 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. Northeast winds up to 10 mph shifting to the west after midnight. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 85. Chance of precipitation 50 percent. .MONDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Chance of precipitation 30 percent. .TUESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 75 to 85. .TUESDAY NIGHT...Partly cloudy. Lows 50 to 55. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 75 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. .THURSDAY...Sunny. Highs 70 to 80. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 80. $$ MTZ316-171000- Gates of the Mountains- Including Canyon Creek, Wolf Creek, and Craig 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of thunderstorms late in the evening. Lows 50 to 55. North winds 5 to 10 mph shifting to the west after midnight. .SATURDAY...Sunny. Highs 80 to 85. South winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. Northeast winds up to 10 mph shifting to the southwest after midnight. .SUNDAY...Sunny. A 20 percent chance of rain showers in the afternoon. Highs 85 to 90. South winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. North winds 5 to 10 mph shifting to the west after midnight. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 80 to 90. Chance of precipitation 50 percent. .MONDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 55 to 60. Chance of precipitation 30 percent. .TUESDAY...Sunny with a 20 percent chance of rain showers. Highs 85 to 90. .TUESDAY NIGHT...Partly cloudy. Lows 55 to 60. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 85 to 90. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. .THURSDAY...Sunny. Highs 80 to 85. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 80 to 85. $$ MTZ317-171000- Little Belt and Highwood Mountains- Including Monarch, Neihart, and Kings Hill Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy late in the evening then clearing. Chance of rain showers and slight chance of thunderstorms late in the evening. Lows 50 to 55. South winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY...Sunny. Highs 75 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. Southeast winds up to 10 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 85. Southwest winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. East winds up to 10 mph shifting to the south after midnight. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 85. Chance of precipitation 50 percent. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 60. Chance of precipitation 40 percent. .TUESDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 85. .TUESDAY NIGHT...Partly cloudy. Lows 55 to 60. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 85. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 80. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 70 to 80. $$ MTZ318-171000- Snowy and Judith Mountains- 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy late in the evening then becoming partly cloudy. A 50 percent chance of thunderstorms. Lows 50 to 55. South winds 5 to 10 mph. .SATURDAY...Sunny. Highs 75 to 80. Southwest winds up to 10 mph shifting to the east in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. Southeast winds 5 to 10 mph. .SUNDAY...Warmer. Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 90. Southeast winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 60. Southeast winds 5 to 10 mph shifting to the south after midnight. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 80 to 85. Chance of precipitation 50 percent. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 55 to 60. Chance of precipitation 40 percent. .TUESDAY...Sunny with a 20 percent chance of rain showers. Highs 80 to 85. .TUESDAY NIGHT...Partly cloudy. Lows 55 to 60. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs 80 to 90. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 85. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 55. Highs 75 to 85. $$ MTZ319-171000- Helena Valley- Including Helena 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms late in the evening. Lows around 50. West winds up to 5 mph. .SATURDAY...Sunny. Highs 85 to 90. South winds up to 5 mph shifting to the east in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds up to 10 mph shifting to the southeast after midnight. .SUNDAY...Sunny. Highs 90 to 95. Southeast winds up to 5 mph. .SUNDAY NIGHT...Partly cloudy. Lows 55 to 60. Northwest winds 5 to 10 mph shifting to the southwest after midnight. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 90. Chance of precipitation 40 percent. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 55. .TUESDAY...Sunny. Highs around 90. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. Highs around 90. .THURSDAY...Sunny. Highs around 85. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 85. && TEMPERATURE / PRECIPITATION Helena 54 89 58 94 / 20 0 0 10 $$ MTZ320-171000- Big Belt, Bridger and Castle Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy late in the evening then clearing. Chance of rain showers and slight chance of thunderstorms late in the evening. Lows 50 to 55. Southeast winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY...Sunny. Highs 75 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. Southeast winds 5 to 10 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 85. South winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. Southeast winds up to 10 mph. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 85. Chance of precipitation 50 percent. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Chance of precipitation 30 percent. .TUESDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 85. .TUESDAY NIGHT...Partly cloudy. Lows 55 to 60. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 75 to 85. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 80. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 70 to 80. $$ MTZ321-171000- Meagher County Valleys- Including Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Cooler. Mostly cloudy late in the evening then clearing. Chance of rain showers and slight chance of thunderstorms late in the evening. Lows 45 to 50. East winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY...Sunny. Highs 80 to 85. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. East winds 5 to 10 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 85 to 90. South winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 55. Southeast winds up to 10 mph. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 80 to 85. Chance of precipitation 50 percent. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Chance of precipitation 30 percent. .TUESDAY...Sunny with a 20 percent chance of rain showers. Highs 80 to 85. .TUESDAY NIGHT...Partly cloudy. Lows 50 to 55. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 85. .WEDNESDAY NIGHT...Mostly clear. Lows around 50. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 80 to 85. .THURSDAY NIGHT...Partly cloudy. Lows around 50. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 80. $$ MTZ322-171000- Elkhorn and Boulder Mountains- Including Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy late in the evening then clearing. Chance of rain showers and slight chance of thunderstorms late in the evening. Lows 45 to 55. Northwest winds up to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Sunny. Highs 75 to 80. South winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 60. East winds up to 10 mph shifting to the south after midnight. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 75 to 85. South winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 50 to 60. West winds up to 10 mph. .MONDAY...Rain showers likely and slight chance of thunderstorms. Highs 75 to 85. Chance of precipitation 60 percent. .MONDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Chance of precipitation 40 percent. .TUESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 75 to 85. .TUESDAY NIGHT...Partly cloudy. Lows 50 to 55. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 55. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 80. .THURSDAY NIGHT...Partly cloudy. Lows 45 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 70 to 80. $$ MTZ323-171000- Canyon Ferry Area- Including Toston, Townsend, and Winston 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy late in the evening then clearing. Chance of rain showers and slight chance of thunderstorms late in the evening. Lows 50 to 55. Northwest winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY...Sunny. Highs 80 to 85. South winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. Northeast winds up to 10 mph shifting to the southeast after midnight. .SUNDAY...Sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 85 to 90. South winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. Southeast winds up to 10 mph. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 85. Chance of precipitation 50 percent. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 55 to 60. .TUESDAY...Sunny. Highs 85 to 90. .TUESDAY NIGHT...Partly cloudy. Lows 55 to 60. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 85 to 90. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs 80 to 85. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 80 to 85. $$ MTZ324-171000- Missouri Headwaters- Including Harrison, Three Forks, Willow Creek, Pony, and Whitehall 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy late in the evening then clearing. Chance of rain showers and slight chance of thunderstorms late in the evening. Lows around 50. Northwest winds up to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Sunny. Highs 80 to 85. Southwest winds up to 5 mph shifting to the southeast in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 55 to 60. East winds up to 10 mph shifting to the south after midnight. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 85 to 90. South winds up to 10 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. Southwest winds up to 10 mph. .MONDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 85. Chance of precipitation 50 percent. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 50 to 55. .TUESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 85 to 90. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 50 to 55. Highs 85 to 90. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 50 to 55. Highs 80 to 85. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 80 to 85. $$ MTZ325-171000- Madison River Valley- Including Cameron, Ennis, Jeffers, McAllister, and Norris 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of thunderstorms late in the evening. Lows 45 to 50. East winds 5 to 10 mph shifting to the south after midnight. .SATURDAY...Sunny. Highs 80 to 85. South winds up to 5 mph shifting to the northeast in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 55 to 60. South winds 5 to 15 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 85 to 90. South winds 5 to 15 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. South winds 5 to 15 mph. .MONDAY...Rain showers likely and chance of thunderstorms. Highs 80 to 85. Chance of precipitation 70 percent. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 50 to 55. .TUESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 80 to 85. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 85. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 80 to 85. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 80. $$ MTZ326-171000- Gallatin Valley- Including Bozeman and Gallatin Gateway 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly cloudy late in the evening then clearing. Chance of rain showers and slight chance of thunderstorms late in the evening. Lows around 50. South winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY...Sunny. Highs in the mid 80s. South winds up to 5 mph shifting to the north in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 55 to 60. East winds 5 to 15 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 85 to 90. Southeast winds up to 10 mph shifting to the southwest in the afternoon. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 55 to 60. South winds 5 to 10 mph. .MONDAY...Partly cloudy with a 50 percent chance of thunderstorms. Highs around 85. .MONDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Chance of precipitation 30 percent. .TUESDAY...Sunny. Highs around 85. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows around 55. Highs 85 to 90. .WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs around 85. .THURSDAY NIGHT...Partly cloudy. Lows 50 to 55. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Bozeman Airport 47 88 55 93 / 50 0 0 10 Bozeman MSU 50 84 57 89 / 40 0 0 20 $$ MTZ330-171000- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms late in the evening. Lows 45 to 50. Southwest winds up to 10 mph. .SATURDAY...Sunny. Highs 70 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Partly cloudy. A 20 percent chance of rain showers after midnight. Lows 50 to 55. South winds 5 to 15 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 70 to 80. South winds 5 to 15 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 50 to 55. South winds 5 to 15 mph. .MONDAY...Rain showers likely and chance of thunderstorms. Highs 65 to 75. Chance of precipitation 70 percent. .MONDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 55. Chance of precipitation 40 percent. .TUESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 70 to 80. .TUESDAY NIGHT...Mostly clear. Lows 45 to 55. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 70 to 80. .WEDNESDAY NIGHT...Mostly clear. Lows 45 to 50. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 75. .THURSDAY NIGHT...Partly cloudy. Lows 45 to 55. .FRIDAY...Partly cloudy with a 40 percent chance of thunderstorms. Highs 65 to 75. && TEMPERATURE / PRECIPITATION West Yellowstone 38 80 45 79 / 10 0 20 20 $$ MTZ327-171000- Northwest Beaverhead County- Including Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. A 20 percent chance of rain showers late in the evening. Lows 40 to 50. Southwest winds up to 10 mph. .SATURDAY...Sunny. Highs 70 to 80. Southwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 45 to 55. Southeast winds 5 to 15 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 75 to 85. South winds 5 to 15 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 45 to 55. South winds up to 10 mph. .MONDAY...Rain showers likely and chance of thunderstorms. Highs 70 to 80. Chance of precipitation 70 percent. .MONDAY NIGHT AND TUESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Lows 45 to 50. Highs 70 to 80. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 45 to 50. Highs 70 to 80. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 40 to 50. Highs 70 to 80. .THURSDAY NIGHT...Partly cloudy. Lows 40 to 50. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 75. $$ MTZ328-171000- Beaverhead and Western Madison below 6000ft- Including Bannack, Dillon, Glen, and Waterloo 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. Lows 45 to 50. East winds 5 to 10 mph shifting to the west after midnight. .SATURDAY...Sunny. Highs 80 to 85. South winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 55. Southeast winds 5 to 15 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 85. South winds 5 to 15 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 50 to 55. South winds 5 to 15 mph. .MONDAY...Rain showers likely and chance of thunderstorms. Highs 80 to 85. Chance of precipitation 70 percent. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 50 to 55. .TUESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 80 to 85. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 50 to 55. Highs 80 to 85. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 45 to 50. Highs 75 to 85. .THURSDAY NIGHT...Partly cloudy. Lows around 50. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. && TEMPERATURE / PRECIPITATION Dillon 46 83 52 85 / 10 0 0 10 $$ MTZ329-171000- Ruby Mountains and Southern Beaverhead Mountains- Including Monida Pass 937 PM MDT Fri Aug 16 2024 .REST OF TONIGHT...Mostly clear. Lows 45 to 50. Southwest winds up to 10 mph. .SATURDAY...Sunny. Highs 70 to 80. South winds up to 5 mph increasing to 5 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. South winds 10 to 20 mph. .SUNDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 70 to 80. South winds 10 to 20 mph. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 50 to 55. South winds 5 to 15 mph. .MONDAY...Rain showers likely and chance of thunderstorms. Highs 70 to 75. Chance of precipitation 70 percent. .MONDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 50. Chance of precipitation 40 percent. .TUESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 70 to 80. .TUESDAY NIGHT...Partly cloudy. Lows 50 to 55. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 80. .WEDNESDAY NIGHT...Mostly clear. Lows 45 to 50. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 75. .THURSDAY NIGHT...Partly cloudy. Lows around 50. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. $$ http://www.weather.gov/greatfalls https://www.twitter.com/NWSGreatFalls https://www.facebook.com/NWSGreatFalls