


Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
905 FPUS55 KTFX 230221 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 820 PM MDT Thu May 22 2025 Spot temperatures and probabilities of measurable precipitation are for the rest of tonight, Friday, Friday night, and Saturday. MTZ301-231000- East Glacier Park Region- Including East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy. Chance of rain showers early in the evening, then slight chance of rain showers after midnight. Lows 35 to 40. South winds up to 10 mph shifting to the west after midnight. Chance of showers 40 percent. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of snow showers in the morning, then chance of rain showers in the afternoon. Highs 45 to 55. Southwest winds up to 10 mph. Chance of precipitation 50 percent. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then mostly clear after midnight. Lows 35 to 40. Southwest winds up to 10 mph. .SATURDAY...Warmer, sunny. Highs 55 to 65. West winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. South winds up to 10 mph. .SUNDAY...Sunny. Highs 60 to 70. .SUNDAY NIGHT...Mostly clear. Lows 40 to 45. .MEMORIAL DAY...Sunny with a 20 percent chance of rain showers. Highs 65 to 75. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 45 to 50. .TUESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 60 to 70. .TUESDAY NIGHT...Partly cloudy. Lows 45 to 50. .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 65 to 75. $$ MTZ307-231000- Southern Rocky Mountain Front- Including Rogers Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with chance of rain showers early in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 35 to 40. West winds up to 10 mph. Chance of showers 50 percent. .FRIDAY...Mostly cloudy. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Highs 50 to 60. West winds up to 10 mph. Chance of showers 50 percent. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then mostly clear after midnight. Lows 35 to 40. West winds up to 10 mph. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 55 to 65. West winds up to 5 mph shifting to the north in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 35 to 45. Northeast winds up to 10 mph shifting to the southwest after midnight. .SUNDAY...Sunny. Highs 60 to 70. .SUNDAY NIGHT...Mostly clear. Lows 40 to 45. .MEMORIAL DAY...Sunny with a 20 percent chance of thunderstorms. Highs 65 to 75. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows 40 to 50. .TUESDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 60 to 70. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 50. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. $$ MTZ302-231000- Northern High Plains- Including Browning, Heart Butte, and Dupuyer 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy. Chance of rain showers early in the evening, then slight chance of rain showers after midnight. Lows around 40. South winds up to 10 mph shifting to the west after midnight. Chance of showers 50 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs around 60. North winds up to 10 mph shifting to the southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then mostly clear after midnight. Lows 35 to 40. Southeast winds up to 10 mph shifting to the southwest after midnight. .SATURDAY...Sunny. Highs 65 to 70. Southwest winds up to 10 mph shifting to the east in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. Southeast winds up to 10 mph. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 70 to 80. Lows around 45. .MONDAY NIGHT AND TUESDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. Highs 75 to 80. .TUESDAY NIGHT...Partly cloudy. Lows around 50. .WEDNESDAY...Sunny. Highs 75 to 80. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. $$ MTZ308-231000- Southern High Plains- Including Bynum, Choteau, and Pendroy 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy. Chance of rain showers early in the evening, then slight chance of rain showers after midnight. Lows 40 to 45. West winds up to 5 mph. Chance of showers 50 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs 60 to 65. North winds up to 10 mph. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then mostly clear after midnight. Lows around 40. Northeast winds up to 10 mph shifting to the southwest after midnight. .SATURDAY...Sunny. A 20 percent chance of rain showers in the afternoon. Highs around 70. West winds up to 5 mph shifting to the east in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. East winds 5 to 10 mph shifting to the southwest after midnight. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs around 75. Lows 45 to 50. .MEMORIAL DAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 80. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 50. .TUESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 75 to 80. .TUESDAY NIGHT...Partly cloudy. Lows around 50. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 80. Chance of precipitation 40 percent. $$ MTZ303-231000- Eastern Glacier, Western Toole, and Central Pondera- Including Cut Bank, Ethridge, and Santa Rita 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows 40 to 45. Southeast winds up to 10 mph. .FRIDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs around 60. Northeast winds 5 to 10 mph shifting to the southeast in the afternoon. .FRIDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 35 to 40. Southeast winds up to 10 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs around 70. Southeast winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. Southeast winds 5 to 10 mph. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 70 to 80. Lows around 45. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 75 to 80. Lows 45 to 50. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 80. && TEMPERATURE / PRECIPITATION Cut Bank 41 61 37 69 / 40 60 20 10 $$ MTZ304-231000- Eastern Toole and Liberty- Including Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Cloudy with a 50 percent chance of rain showers. Lows in the mid 40s. Southeast winds 5 to 15 mph. .FRIDAY...Cooler. Chance of rain showers in the morning, then rain showers likely in the afternoon. Highs around 60. East winds up to 10 mph. Chance of showers 70 percent. .FRIDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 40. Southeast winds up to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then sunny with a 20 percent chance of rain showers in the afternoon. Highs 65 to 70. Southeast winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. East winds up to 10 mph. .SUNDAY...Sunny. Highs 70 to 75. .SUNDAY NIGHT AND MEMORIAL DAY...Mostly clear. Lows around 45. Highs 75 to 80. .MONDAY NIGHT...Partly cloudy. Lows around 50. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 75 to 80. Lows 45 to 50. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 80. $$ MTZ305-231000- Hill County- Including Havre 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Chance of rain showers early in the evening, then rain showers likely after midnight. Lows in the mid 40s. East winds 5 to 15 mph. Chance of showers 70 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs 60 to 65. East winds 5 to 15 mph. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 40. East winds 5 to 15 mph. .SATURDAY...Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 65 to 70. East winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. East winds 5 to 10 mph. .SUNDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs 70 to 80. Lows 45 to 50. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 80. Lows around 50. .THURSDAY...Sunny with a 20 percent chance of rain showers. Highs 80 to 85. && TEMPERATURE / PRECIPITATION Havre 45 63 39 69 / 60 70 20 30 $$ MTZ306-231000- Northern Blaine County- Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Cloudy. Slight chance of rain showers early in the evening, then chance of rain showers after midnight. Lows 40 to 45. East winds 10 to 20 mph. Chance of showers 50 percent. .FRIDAY...Cooler. Mostly cloudy with a 50 percent chance of rain showers. Highs around 60. East winds 5 to 15 mph. .FRIDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 40. East winds 5 to 15 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then mostly cloudy with a 40 percent chance of rain showers in the afternoon. Highs 60 to 65. East winds 5 to 15 mph. .SATURDAY NIGHT...Partly cloudy. Lows 40 to 45. East winds 5 to 15 mph. .SUNDAY THROUGH TUESDAY NIGHT...Breezy. Mostly clear. Highs 65 to 75. Lows 45 to 50. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 75 to 80. Lows around 50. .THURSDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 80. $$ MTZ309-231000- Eastern Pondera and Eastern Teton- Including Brady, Conrad, and Ledger 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows around 40. Southeast winds 5 to 10 mph shifting to the northeast after midnight. .FRIDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs 60 to 65. Northeast winds up to 10 mph. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 35 to 40. East winds up to 10 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs around 70. South winds up to 5 mph shifting to the east in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 40. East winds up to 10 mph. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs around 75. Lows around 45. .MEMORIAL DAY...Sunny. Highs around 80. .MONDAY NIGHT AND TUESDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. Highs 75 to 80. .TUESDAY NIGHT...Partly cloudy. Lows 45 to 50. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 80 to 85. $$ MTZ310-231000- Western and Central Chouteau County- Including Floweree, Carter, and Fort Benton 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Rain showers likely. Lows in the mid 40s. Southeast winds 5 to 15 mph. Chance of showers 70 percent. .FRIDAY...Chance of rain showers in the morning, then rain showers likely in the afternoon. Highs 60 to 65. Northeast winds up to 10 mph. Chance of showers 70 percent. .FRIDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 40. East winds up to 10 mph. .SATURDAY...Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of rain showers in the afternoon. Highs 65 to 70. East winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows around 45. East winds up to 10 mph. .SUNDAY...Sunny. Highs 70 to 75. .SUNDAY NIGHT AND MEMORIAL DAY...Mostly clear. Lows 45 to 50. Highs 75 to 80. .MONDAY NIGHT AND TUESDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. Highs 75 to 80. .TUESDAY NIGHT...Mostly clear with a 20 percent chance of rain showers. Lows around 50. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 80 to 85. $$ MTZ311-231000- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Cloudy. Chance of rain showers early in the evening, then rain showers likely after midnight. Lows 45 to 50. East winds 5 to 15 mph. Chance of showers 70 percent. .FRIDAY...Cooler. Chance of rain showers in the morning, then rain showers likely in the afternoon. Highs 55 to 60. East winds 5 to 15 mph. Chance of showers 70 percent. .FRIDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 40 to 45. East winds 5 to 15 mph. .SATURDAY...Partly cloudy in the morning, then mostly cloudy with a 40 percent chance of rain showers in the afternoon. Highs 60 to 65. East winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. East winds up to 10 mph. .SUNDAY THROUGH MONDAY NIGHT...Mostly clear. Highs 65 to 75. Lows 45 to 50. .TUESDAY AND TUESDAY NIGHT...Mostly clear. A 20 percent chance of rain showers. Highs 70 to 75. Lows around 50. .WEDNESDAY...Sunny. Highs 75 to 80. .WEDNESDAY NIGHT...Mostly clear with a 20 percent chance of rain showers. Lows 50 to 55. .THURSDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 80. $$ MTZ312-231000- Cascade County below 5000ft- Including Great Falls 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy. Rain showers likely early in the evening, then slight chance of rain showers after midnight. Lows 40 to 45. South winds up to 10 mph. Chance of showers 70 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs 60 to 65. Northwest winds up to 10 mph. .FRIDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 40. Northeast winds up to 10 mph shifting to the south after midnight. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 65 to 70. Southwest winds up to 5 mph shifting to the northeast in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. East winds 5 to 10 mph shifting to the southeast after midnight. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 70 to 75. Lows 45 to 50. .MEMORIAL DAY...Sunny. Highs around 80. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 50. .TUESDAY AND TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs 75 to 80. Lows around 50. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 80 to 85. Chance of precipitation 30 percent. && TEMPERATURE / PRECIPITATION Great Falls Arpt 44 64 40 69 / 70 60 20 20 $$ MTZ313-231000- Judith Basin County and Judith Gap- Including Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Rain showers and slight chance of thunderstorms early in the evening, then chance of rain showers after midnight. Lows around 40. Southeast winds 5 to 10 mph shifting to the northwest after midnight. Chance of precipitation 90 percent. .FRIDAY...Mostly cloudy. Chance of rain showers in the morning, then rain showers likely in the afternoon. Highs 55 to 60. Northwest winds 5 to 10 mph. Chance of showers 70 percent. .FRIDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 40. East winds up to 10 mph shifting to the south after midnight. Chance of precipitation 40 percent. .SATURDAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with rain showers likely and slight chance of thunderstorms in the afternoon. Highs 60 to 65. South winds up to 5 mph shifting to the northeast in the afternoon. Chance of precipitation 70 percent. .SATURDAY NIGHT...Mostly clear. Lows around 40. East winds 5 to 10 mph shifting to the south after midnight. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 65 to 75. Lows around 45. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 45 to 50. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 30 percent. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. Highs 70 to 75. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. $$ MTZ314-231000- Fergus County below 4500ft- Including Hilger and Lewistown 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Chance of rain showers early in the evening, then rain showers likely after midnight. Lows in the mid 40s. East winds 5 to 15 mph. Chance of showers 70 percent. .FRIDAY...Cooler. Slight chance of rain showers in the morning, then rain showers likely in the afternoon. Highs 55 to 60. Northeast winds 5 to 10 mph. Chance of showers 70 percent. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 40 to 45. East winds up to 10 mph. .SATURDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 60 to 65. East winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. East winds up to 10 mph. .SUNDAY THROUGH MONDAY NIGHT...Mostly clear. Highs 65 to 75. Lows 45 to 50. .TUESDAY AND TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs 70 to 75. Lows around 50. .WEDNESDAY...Sunny. Highs 75 to 80. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 80. && TEMPERATURE / PRECIPITATION Lewistown 42 58 38 62 / 90 70 30 60 $$ MTZ315-231000- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of rain showers early in the evening, then partly cloudy after midnight. Lows 35 to 40. West winds up to 10 mph. .FRIDAY...Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of rain showers in the afternoon. Highs 55 to 60. West winds up to 10 mph. .FRIDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 35 to 40. Northwest winds up to 10 mph. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 60 to 65. Northwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. North winds up to 10 mph. .SUNDAY...Warmer, sunny. Highs 65 to 75. .SUNDAY NIGHT...Mostly clear. Lows around 45. .MEMORIAL DAY...Sunny with a 20 percent chance of thunderstorms. Highs 70 to 80. .MONDAY NIGHT AND TUESDAY...Partly cloudy with a 30 percent chance of rain showers. Lows 45 to 50. Highs 65 to 75. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 80. .WEDNESDAY NIGHT...Partly cloudy 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 70 to 75. Chance of precipitation 40 percent. $$ MTZ316-231000- Gates of the Mountains- Including Canyon Creek, Wolf Creek, and Craig 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with rain showers likely early in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows 40 to 45. West winds up to 10 mph. Chance of showers 70 percent. .FRIDAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers in the afternoon. Highs 60 to 65. Northwest winds up to 10 mph. Chance of showers 50 percent. .FRIDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 40. North winds up to 10 mph shifting to the west after midnight. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 65 to 70. Southwest winds up to 5 mph shifting to the north in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 45. Northeast winds 5 to 10 mph shifting to the south after midnight. .SUNDAY...Sunny. Highs 70 to 75. .SUNDAY NIGHT...Mostly clear. Lows 45 to 50. .MEMORIAL DAY...Sunny with a 20 percent chance of thunderstorms. Highs 75 to 80. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .TUESDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 75 to 80. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 80. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 50 to 55. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. $$ MTZ317-231000- Little Belt and Highwood Mountains- Including Monarch, Neihart, and Kings Hill Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Rain showers and slight chance of thunderstorms early in the evening, then chance of rain showers after midnight. Lows 35 to 40. South winds up to 10 mph shifting to the west after midnight. Chance of precipitation 90 percent. .FRIDAY...Mostly cloudy. Chance of rain showers in the morning, then rain showers likely in the afternoon. Highs 50 to 60. Northwest winds up to 10 mph. Chance of showers 70 percent. .FRIDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 35 to 40. Northeast winds up to 10 mph shifting to the south after midnight. Chance of precipitation 40 percent. .SATURDAY...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 55 to 60. Southwest winds up to 5 mph shifting to the north in the afternoon. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly clear. Lows 35 to 45. East winds up to 10 mph shifting to the south after midnight. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 60 to 70. Lows 40 to 45. .MEMORIAL DAY...Sunny. Highs 65 to 75. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 45 to 50. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 40 percent. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. Highs 65 to 75. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 40 percent. $$ MTZ318-231000- Snowy and Judith Mountains- 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Rain showers and slight chance of thunderstorms early in the evening, then chance of rain showers after midnight. Lows around 40. Southeast winds 5 to 15 mph shifting to the northeast 5 to 10 mph after midnight. Chance of precipitation 90 percent. .FRIDAY...Mostly cloudy. Chance of rain showers in the morning, then rain showers likely in the afternoon. Highs 50 to 55. Northwest winds 5 to 10 mph. Chance of showers 70 percent. .FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Lows 35 to 40. Northeast winds 5 to 10 mph shifting to the south after midnight. Chance of precipitation 40 percent. .SATURDAY...Mostly cloudy. Slight chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs 55 to 60. South winds up to 5 mph shifting to the northeast in the afternoon. Chance of precipitation 70 percent. .SATURDAY NIGHT...Partly cloudy. A 20 percent chance of rain showers in the evening. Lows around 40. Southeast winds up to 10 mph. .SUNDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 60 to 65. .SUNDAY NIGHT AND MEMORIAL DAY...Mostly clear. Lows 40 to 45. Highs 65 to 70. .MONDAY NIGHT...Partly cloudy. Lows 40 to 45. .TUESDAY THROUGH WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 70. Lows 45 to 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 30 percent. $$ MTZ319-231000- Helena Valley- Including Helena 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with chance of rain showers early in the evening, then partly cloudy with slight chance of rain showers after midnight. Lows around 40. Southwest winds up to 5 mph. Chance of showers 50 percent. .FRIDAY...Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of rain showers in the afternoon. Highs in the mid 60s. West winds up to 5 mph. .FRIDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 40. Northwest winds up to 5 mph. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs around 70. Light winds becoming north 5 to 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. Northeast winds up to 10 mph in the evening becoming light. .SUNDAY...Sunny. Highs 75 to 80. .SUNDAY NIGHT AND MEMORIAL DAY...Mostly clear. Lows around 45. Highs around 80. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 80. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy. Lows around 50. .WEDNESDAY...Sunny. Highs 80 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 80 to 85. Chance of precipitation 40 percent. && TEMPERATURE / PRECIPITATION Helena 43 68 43 73 / 60 40 10 20 $$ MTZ320-231000- Big Belt, Bridger and Castle Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms early in the evening, then slight chance of rain showers after midnight. Lows 35 to 40. Southwest winds up to 10 mph. Chance of precipitation 50 percent. .FRIDAY...Mostly cloudy. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Highs 50 to 60. West winds up to 10 mph. Chance of showers 50 percent. .FRIDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 35 to 40. North winds up to 10 mph shifting to the east after midnight. Chance of precipitation 40 percent. .SATURDAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 55 to 65. Southwest winds up to 5 mph shifting to the north in the afternoon. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly clear. Lows around 40. East winds up to 10 mph. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 60 to 70. Lows 40 to 45. .MEMORIAL DAY...Sunny. Highs 65 to 75. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 45 to 50. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 45. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 40 percent. $$ MTZ321-231000- Meagher County Valleys- Including Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy. Rain showers and slight chance of thunderstorms early in the evening, then chance of rain showers after midnight. Lows 35 to 40. South winds up to 10 mph shifting to the west after midnight. Chance of precipitation 90 percent. .FRIDAY...Mostly cloudy. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Highs around 60. West winds up to 10 mph. Chance of showers 50 percent. .FRIDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 35 to 40. North winds up to 10 mph shifting to the east after midnight. Chance of precipitation 40 percent. .SATURDAY...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 60 to 65. Southwest winds up to 5 mph shifting to the north in the afternoon. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly clear. Lows around 40. East winds up to 10 mph. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 65 to 75. Lows 40 to 45. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 45. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 45. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs 70 to 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 45. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 75. Chance of precipitation 40 percent. $$ MTZ322-231000- Elkhorn and Boulder Mountains- Including Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of rain showers early in the evening, then partly cloudy after midnight. Lows 35 to 40. West winds up to 10 mph. .FRIDAY...Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of rain showers in the afternoon. Highs 50 to 60. West winds up to 10 mph. .FRIDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 35 to 40. Northwest winds up to 10 mph. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 55 to 65. Northwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 35 to 45. Northeast winds 5 to 10 mph shifting to the northwest after midnight. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 65 to 70. Lows 40 to 45. .MEMORIAL DAY...Sunny with a 20 percent chance of thunderstorms. Highs 70 to 75. .MONDAY NIGHT...Partly cloudy with a 30 percent chance of rain showers. Lows 45 to 50. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 50. .WEDNESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .THURSDAY...Partly cloudy with a 40 percent chance of thunderstorms. Highs 65 to 75. $$ MTZ323-231000- Canyon Ferry Area- Including Toston, Townsend, and Winston 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of rain showers early in the evening, then partly cloudy after midnight. Lows 40 to 45. West winds up to 10 mph. .FRIDAY...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 up to 5 mph shifting to the north in the afternoon. .FRIDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 40 to 45. North winds up to 10 mph. .SATURDAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 65 to 70. East winds up to 5 mph shifting to the north in the afternoon. Chance of precipitation 40 percent. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. Northeast winds up to 10 mph. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 70 to 80. Lows 45 to 50. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .TUESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs 75 to 80. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 55. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. $$ MTZ324-231000- Missouri Headwaters- Including Harrison, Three Forks, Willow Creek, Pony, and Whitehall 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy early in the evening then clearing. A 20 percent chance of rain showers early in the evening. Lows 35 to 40. West winds up to 10 mph. .FRIDAY...Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 60 to 65. West winds up to 10 mph. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 40. Northwest winds up to 10 mph. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 65 to 70. North winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 40 to 45. Northeast winds up to 10 mph. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 70 to 80. Lows around 45. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .TUESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 75 to 80. .TUESDAY NIGHT...Partly cloudy. Lows 45 to 50. .WEDNESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 75 to 80. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. $$ MTZ325-231000- Madison River Valley- Including Cameron, Ennis, Jeffers, McAllister, and Norris 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy early in the evening then clearing. Lows 35 to 40. Northwest winds up to 10 mph shifting to the south after midnight. .FRIDAY...Partly cloudy. A 40 percent chance of rain showers in the afternoon. Highs 60 to 65. South winds up to 5 mph shifting to the northwest in the afternoon. .FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Lows around 40. North winds up to 10 mph shifting to the south after midnight. Chance of precipitation 40 percent. .SATURDAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 65. North winds up to 5 mph increasing to 5 to 15 mph in the afternoon. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly clear. Lows around 40. North winds 5 to 10 mph shifting to the southeast after midnight. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs around 70. Lows around 45. .MEMORIAL DAY...Sunny with a 20 percent chance of thunderstorms. Highs 75 to 80. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy. Lows 45 to 50. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. $$ MTZ326-231000- Gallatin Valley- Including Bozeman and Gallatin Gateway 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly cloudy with a 20 percent chance of thunderstorms early in the evening, then partly cloudy after midnight. Lows around 40. West winds up to 10 mph. .FRIDAY...Partly cloudy. A 40 percent chance of rain showers in the afternoon. Highs in the mid 60s. West winds up to 5 mph. .FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Lows around 40. North winds up to 5 mph shifting to the southeast after midnight. Chance of precipitation 40 percent. .SATURDAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 65. Light winds becoming north up to 10 mph in the afternoon. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly clear. Lows around 40. Northeast winds 5 to 10 mph shifting to the southeast after midnight. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 70 to 80. Lows around 45. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 75. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs around 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 75 to 80. Chance of precipitation 40 percent. && TEMPERATURE / PRECIPITATION Bozeman Airport 38 66 40 68 / 40 30 30 40 Bozeman MSU 39 64 41 66 / 30 30 30 40 $$ MTZ330-231000- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Partly cloudy. Lows 30 to 35. West winds up to 10 mph. .FRIDAY...Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of rain showers in the afternoon. Highs 50 to 60. West winds up to 10 mph. .FRIDAY NIGHT...Mostly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms in the evening. Lows 30 to 40. North winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 60. North winds up to 10 mph. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly clear. Lows 35 to 40. Northeast winds up to 10 mph. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 55 to 65. Lows 35 to 45. .MEMORIAL DAY...Sunny with a 20 percent chance of thunderstorms. Highs 60 to 70. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 40 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 60 to 70. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 40 percent. && TEMPERATURE / PRECIPITATION West Yellowstone 29 62 31 64 / 0 30 30 50 $$ MTZ327-231000- Northwest Beaverhead County- Including Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of rain showers early in the evening. Lows 30 to 35. West winds up to 10 mph. .FRIDAY...Mostly cloudy. A 40 percent chance of rain showers in the afternoon. Highs 50 to 60. West winds up to 10 mph. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 30 to 35. Northwest winds up to 10 mph. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 55 to 65. Northwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 35 to 40. North winds up to 10 mph shifting to the east after midnight. .SUNDAY...Sunny. Highs 60 to 70. .SUNDAY NIGHT...Mostly clear. Lows 40 to 45. .MEMORIAL DAY...Sunny with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 30 percent. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. .TUESDAY...Partly cloudy with a 40 percent chance of rain showers. Highs 60 to 70. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .WEDNESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 50 percent. $$ MTZ328-231000- Beaverhead and Western Madison below 6000ft- Including Bannack, Dillon, Glen, and Waterloo 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of rain showers early in the evening. Lows in the mid 30s. West winds up to 10 mph. .FRIDAY...Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 60 to 65. West winds up to 10 mph. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 35 to 40. North winds up to 10 mph. .SATURDAY...Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 65 to 70. North winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows around 40. Northeast winds up to 10 mph. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 70 to 75. Lows around 45. .MEMORIAL DAY...Sunny with a 20 percent chance of thunderstorms. Highs 75 to 80. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 70 to 75. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy. Lows around 45. .WEDNESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 75 to 80. .WEDNESDAY NIGHT...Partly cloudy 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 75 to 80. Chance of precipitation 40 percent. && TEMPERATURE / PRECIPITATION Dillon 34 64 39 66 / 10 30 20 20 $$ MTZ329-231000- Ruby Mountains and Southern Beaverhead Mountains- Including Monida Pass 820 PM MDT Thu May 22 2025 .REST OF TONIGHT...Mostly clear. Lows 30 to 35. West winds up to 10 mph. .FRIDAY...Partly cloudy. A 50 percent chance of rain showers in the afternoon. Highs 55 to 60. West winds up to 10 mph. .FRIDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 30s. Northwest winds up to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Sunny in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 55 to 65. North winds 5 to 15 mph. Chance of precipitation 40 percent. .SATURDAY NIGHT...Mostly clear. Lows 35 to 40. Northeast winds 5 to 15 mph. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 60 to 70. Lows 40 to 45. .MEMORIAL DAY...Sunny with a 20 percent chance of thunderstorms. Highs 65 to 75. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 40 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .WEDNESDAY...Sunny with a 20 percent chance of thunderstorms. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50. .THURSDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 75. Chance of precipitation 40 percent. $$ http://www.weather.gov/greatfalls https://www.twitter.com/NWSGreatFalls https://www.facebook.com/NWSGreatFalls