FPUS55 KTFX 190632 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 1232 AM MDT Tue May 19 2026 Spot temperatures and probabilities of measurable precipitation are for .TONIGHT THROUGH TODAY..., Wednesday, Wednesday night, and Thursday. MTZ301-201000- East Glacier Park Region- Including the cities of East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Highs 42 to 54. Lows 27 to 38. West winds 10 to 20 mph with gusts to around 35 mph. Chance of precipitation 50 percent. .WEDNESDAY...Rain and snow likely in the morning, then rain showers, snow showers and slight chance of thunderstorms in the afternoon. Snow accumulation up to 3 inches. Snow level 6500 feet. Highs 39 to 49. North winds up to 10 mph. Chance of precipitation near 100 percent. .WEDNESDAY NIGHT...Mostly cloudy. Rain showers, snow showers likely and slight chance of thunderstorms in the evening, then chance of snow and rain after midnight. Snow accumulation up to 2 inches. Total snow accumulation up to 5 inches. Snow level 6200 feet. Lows 28 to 34. Northwest winds up to 10 mph. Chance of precipitation 70 percent. .THURSDAY...Not as cool. Mostly sunny. Highs 47 to 59. Northwest winds up to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows 34 to 40. Southwest winds 5 to 10 mph. .FRIDAY...Mostly sunny. A 20 percent chance of rain in the afternoon. Highs 51 to 63. .FRIDAY NIGHT...Partly cloudy. Lows 37 to 43. .SATURDAY...Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 54 to 66. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Breezy. Partly cloudy. Lows 38 to 46. Highs 54 to 66. .MEMORIAL DAY...Windy. Mostly sunny. A 20 percent chance of rain in the afternoon. Highs 52 to 62. .MONDAY NIGHT AND TUESDAY...Breezy. Mostly cloudy. A 50 percent chance of rain and snow. Lows 36 to 42. Highs 49 to 59. $$ MTZ307-201000- Southern Rocky Mountain Front- Including the city of Rogers Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Highs 43 to 55. Lows 23 to 36. West winds 5 to 15 mph with gusts to around 35 mph. Chance of precipitation 50 percent. .WEDNESDAY...Cloudy. Chance of rain and snow in the morning, then rain showers with possible thunderstorms and snow showers in the afternoon. Snow accumulation up to 2 inches. Highs 42 to 52. West winds 5 to 10 mph shifting to the northwest in the afternoon. Gusts up to 25 mph. Chance of precipitation 90 percent. .WEDNESDAY NIGHT...Mostly cloudy. Rain showers, snow and slight chance of thunderstorms in the evening, then chance of snow and rain after midnight. Snow accumulation up to 2 inches. Total snow accumulation up to 4 inches. Snow level 6600 feet. Lows 28 to 34. Northwest winds up to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Partly sunny. A 30 percent chance of rain and snow in the morning. Highs 45 to 57. Northwest winds up to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows 31 to 37. West winds up to 10 mph. .FRIDAY...Not as cool. Mostly sunny. A 20 percent chance of rain in the afternoon. Highs 50 to 62. .FRIDAY NIGHT...Partly cloudy. Lows 34 to 40. .SATURDAY...Warmer, sunny. Highs 55 to 67. .SATURDAY NIGHT...Partly cloudy. Lows 37 to 43. .SUNDAY...Sunny. Highs 56 to 68. .SUNDAY NIGHT...Partly cloudy. Lows 39 to 45. .MEMORIAL DAY...Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 54 to 66. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. A 40 percent chance of rain and snow. Lows 35 to 41. Highs 50 to 62. $$ MTZ302-201000- Northern High Plains- Including the cities of Browning, Heart Butte, and Dupuyer 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Breezy. Mostly cloudy with a 20 percent chance of rain and thunderstorms. Highs in the upper 50s. Lows 31 to 39. West winds 5 to 25 mph. .WEDNESDAY...Rain likely and slight chance of snow in the morning, then rain showers and slight chance of thunderstorms in the afternoon. No snow accumulation. Highs in the lower 50s. Northwest winds 5 to 15 mph. Chance of precipitation 90 percent. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain in the evening, then slight chance of rain after midnight. Lows in the mid 30s. Northwest winds 5 to 10 mph. Chance of rain 50 percent. .THURSDAY...Mostly sunny. Highs in the lower 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. Southwest winds 5 to 10 mph. .FRIDAY THROUGH MEMORIAL DAY...Windy. Partly cloudy. Highs 66 to 71. Lows in the mid 40s. .MONDAY NIGHT...Breezy. Mostly cloudy with a 40 percent chance of rain. Lows in the lower 40s. .TUESDAY...Breezy. Mostly sunny. Chance of rain in the morning, then slight chance of rain in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. $$ MTZ308-201000- Southern High Plains- Including the cities of Bynum, Choteau, and Pendroy 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain and thunderstorms. Highs in the lower 60s. Lows 30 to 40. Southwest winds up to 15 mph with gusts to around 35 mph. .WEDNESDAY...Cloudy. Chance of rain in the morning, then rain showers and chance of thunderstorms in the afternoon. Highs in the mid 50s. Northwest winds up to 10 mph. Chance of precipitation 90 percent. .WEDNESDAY NIGHT...Mostly cloudy. Rain likely in the evening, then chance of rain after midnight. Lows in the mid 30s. Northwest winds up to 10 mph. Chance of rain 70 percent. .THURSDAY...Mostly sunny. A 20 percent chance of rain in the morning. Highs in the lower 60s. Northwest winds up to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows around 40. North winds up to 5 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 60s. Lows in the mid 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy with slight chance of rain in the evening, then mostly cloudy with chance of rain after midnight. Lows in the mid 40s. Chance of rain 30 percent. .TUESDAY...Mostly sunny with a 20 percent chance of rain. Highs in the upper 60s. $$ MTZ303-201000- Eastern Glacier, Western Toole, and Central Pondera- Including the cities of Cut Bank, Ethridge, and Santa Rita 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy with a 20 percent chance of rain and thunderstorms. Highs in the lower 60s. Lows 30 to 39. West winds 5 to 20 mph. .WEDNESDAY...Chance of rain in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Northwest winds 10 to 15 mph. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain in the evening, then slight chance of rain after midnight. Lows in the mid 30s. Northwest winds 5 to 15 mph. Chance of rain 50 percent. .THURSDAY...Mostly sunny. Highs in the lower 60s. Northwest winds 5 to 15 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. West winds 5 to 10 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 60s. Lows in the lower 40s. .SATURDAY THROUGH MEMORIAL DAY...Breezy. Partly cloudy. Highs in the mid 70s. Lows in the mid 40s. .MONDAY NIGHT...Breezy. Mostly cloudy with a 40 percent chance of rain. Lows in the lower 40s. .TUESDAY...Breezy. Mostly sunny with a 20 percent chance of rain. Highs in the upper 60s. && TEMPERATURE / PRECIPITATION Cut Bank 34 55 34 63 / 20 80 40 0 $$ MTZ304-201000- Eastern Toole and Liberty- Including the cities of Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs in the lower 60s. Lows 29 to 41. West winds up to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Mostly cloudy. Chance of rain in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Northwest winds 5 to 15 mph with gusts to around 30 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain in the evening. Lows in the mid 30s. Northwest winds 5 to 15 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. Northwest winds 5 to 15 mph with gusts to around 30 mph. .THURSDAY NIGHT...Partly cloudy. Lows around 40. North winds up to 10 mph shifting to the south after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 70. Lows in the lower 40s. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs in the mid 70s. Lows in the mid 40s. .SUNDAY...Sunny. Highs 73 to 79. .SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy. Lows in the upper 40s. Highs 73 to 79. .MONDAY NIGHT AND TUESDAY...Breezy. Partly cloudy. A 20 percent chance of rain. Lows in the mid 40s. Highs 67 to 73. $$ MTZ305-201000- Hill County- Including the city of Havre 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs in the mid 60s. Lows 30 to 41. Southwest winds 5 to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Mostly cloudy. Slight chance of rain in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 60. Northwest winds 5 to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain in the evening. Lows in the upper 30s. Northwest winds 5 to 15 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. Northwest winds 5 to 15 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. North winds up to 10 mph shifting to the south after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 70s. Lows in the lower 40s. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs in the upper 70s. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the upper 70s. .SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy. Lows in the upper 40s. Highs in the upper 70s. .MONDAY NIGHT...Breezy. Partly cloudy with a 20 percent chance of rain in the evening, then mostly cloudy after midnight. Lows in the mid 40s. .TUESDAY...Mostly sunny. Highs in the mid 70s. && TEMPERATURE / PRECIPITATION Havre 34 62 36 66 / 30 50 10 10 $$ MTZ306-201000- Northern Blaine County- Including the cities of Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain. Highs in the mid 60s. Lows 27 to 40. Southwest winds up to 15 mph with gusts to around 30 mph. .WEDNESDAY...Mostly cloudy. Chance of rain in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower 60s. West winds 5 to 15 mph shifting to the northwest 15 to 20 mph in the afternoon. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows in the upper 30s. Northwest winds 5 to 15 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. Northwest winds 5 to 15 mph with gusts to around 30 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. West winds up to 10 mph. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 70. Lows in the lower 40s. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs in the upper 70s. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the upper 70s. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Breezy. Partly cloudy. Lows in the upper 40s. Highs in the upper 70s. .TUESDAY...Windy. Mostly sunny. Highs in the mid 70s. $$ MTZ309-201000- Eastern Pondera and Eastern Teton- Including the cities of Brady, Conrad, and Ledger 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs in the mid 60s. Lows 28 to 39. Southwest winds up to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Cloudy. Chance of rain in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Northwest winds 5 to 10 mph. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Mostly cloudy. Rain likely in the evening, then slight chance of rain after midnight. Lows in the mid 30s. Northwest winds 5 to 10 mph. Chance of rain 70 percent. .THURSDAY...Mostly sunny. A 20 percent chance of rain in the morning. Highs in the mid 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. Northeast winds up to 10 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 70. Lows in the lower 40s. .SATURDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the upper 70s. Lows in the mid 40s. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A 20 percent chance of rain. Lows in the mid 40s. Highs in the lower 70s. $$ MTZ310-201000- Western and Central Chouteau County- Including the cities of Floweree, Carter, and Fort Benton 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs in the mid 60s. Lows 30 to 42. Southwest winds up to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Mostly cloudy. Chance of rain in the morning, then rain likely and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. A 20 percent chance of rain in the morning. Highs in the mid 60s. Northwest winds 5 to 15 mph. .THURSDAY NIGHT...Partly cloudy. Lows around 40. Northwest winds up to 10 mph shifting to the south after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 70s. Lows in the mid 40s. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs in the upper 70s. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the upper 70s. .SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy. Lows in the upper 40s. Highs in the upper 70s. .MONDAY NIGHT...Partly cloudy. A 20 percent chance of rain in the evening. Lows in the upper 40s. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$ MTZ311-201000- Bears Paw Mountains and Southern Blaine- Including the city of Rocky Boy 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. Chance of rain and slight chance of thunderstorms. Highs 60 to 66. Lows 29 to 42. Southwest winds up to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 57 to 63. Northwest winds 5 to 15 mph with gusts to around 30 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain. Lows in the upper 30s. Northwest winds up to 15 mph. .THURSDAY...Partly sunny. A 20 percent chance of rain in the afternoon. Highs 59 to 65. Northwest winds 5 to 15 mph with gusts to around 30 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northwest winds up to 10 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 66 to 72. Lows in the mid 40s. .SATURDAY...Sunny. Highs 73 to 79. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny. Highs 73 to 79. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows around 50. Highs 75 to 81. .TUESDAY...Breezy. Mostly sunny. Highs 69 to 75. $$ MTZ312-201000- Cascade County below 5000ft- Including the city of Great Falls 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs in the lower 60s. Lows 29 to 41. Southwest winds 5 to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Cloudy. Chance of rain in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Highs in the upper 50s. West winds 5 to 10 mph shifting to the north in the afternoon. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Mostly cloudy. Rain in the evening, then chance of rain after midnight. Lows in the upper 30s. Northwest winds up to 10 mph. Chance of rain 90 percent. .THURSDAY...Partly sunny. A 20 percent chance of rain in the morning. Highs in the lower 60s. Northwest winds up to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows around 40. Northeast winds up to 10 mph shifting to the south after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 70. Lows in the mid 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Breezy. Partly cloudy. Lows around 50. Highs in the upper 70s. .MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms in the evening, then slight chance of rain after midnight. Lows in the upper 40s. Chance of precipitation 20 percent. .TUESDAY...Mostly sunny. Chance of rain in the morning, then slight chance of rain in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. && TEMPERATURE / PRECIPITATION Great Falls Arpt 35 58 38 63 / 40 80 70 20 $$ MTZ313-201000- Judith Basin County and Judith Gap- Including the cities of Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs around 60. Lows 27 to 40. Southwest winds up to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Cloudy. Rain showers and chance of thunderstorms in the afternoon. Highs in the upper 50s. Northwest winds 5 to 15 mph. Chance of precipitation 90 percent. .WEDNESDAY NIGHT...Rain in the evening, then rain likely after midnight. Lows in the upper 30s. Northwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 90 percent. .THURSDAY...Partly sunny. Chance of rain in the morning, then slight chance of rain in the afternoon. Highs in the upper 50s. Northwest winds 5 to 15 mph with gusts to around 30 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. Northwest winds up to 10 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 60s. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the lower 70s. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Breezy. Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows in the upper 40s. .TUESDAY...Mostly sunny. A 20 percent chance of rain in the afternoon. Highs in the upper 60s. $$ MTZ314-201000- Fergus County below 4500ft- Including the cities of Hilger and Lewistown 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain and thunderstorms. Highs 60 to 66. Lows 28 to 42. Southwest winds up to 10 mph. .WEDNESDAY...Mostly cloudy. A 50 percent chance of thunderstorms in the afternoon. Highs 59 to 65. West winds 5 to 15 mph. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows around 40. Northwest winds 5 to 15 mph. .THURSDAY...Partly sunny. Chance of rain in the morning, then slight chance of rain in the afternoon. Highs 58 to 64. Northwest winds 10 to 15 mph with gusts to around 30 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. Northwest winds 5 to 10 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 66 to 72. Lows in the mid 40s. .SATURDAY...Sunny. Highs 73 to 79. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the upper 40s. Highs in the upper 70s. .TUESDAY...Breezy. Mostly sunny. Highs 70 to 76. && TEMPERATURE / PRECIPITATION Lewistown 31 58 35 57 / 30 80 80 50 $$ MTZ315-201000- Upper Blackfoot and MacDonald Pass- Including the cities of Marysville, Lincoln, Flesher Pass, and MacDonald Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain and thunderstorms. Highs 49 to 59. Lows 26 to 37. West winds up to 15 mph. .WEDNESDAY...Mostly cloudy. Rain showers likely, slight chance of thunderstorms and snow showers in the afternoon. Little or no snow accumulation. Highs 48 to 58. West winds 5 to 15 mph. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain likely and slight chance of snow after midnight. Snow accumulation up to 1 inch. Lows in the mid 30s. North winds up to 10 mph. Gusts up to 25 mph in the evening. Chance of precipitation 90 percent. .THURSDAY...Partly sunny. A 40 percent chance of rain and snow in the morning. Highs 50 to 60. North winds up to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. North winds up to 5 mph with gusts to around 20 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 56 to 66. Lows around 40. .SATURDAY...Sunny. Highs 62 to 70. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Partly cloudy. Lows in the mid 40s. Highs 63 to 72. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A 20 percent chance of rain and snow. Lows in the lower 40s. Highs 57 to 65. $$ MTZ316-201000- Gates of the Mountains- Including the cities of Canyon Creek, Wolf Creek, and Craig 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain and thunderstorms. Highs 56 to 64. Lows 30 to 40. Southwest winds up to 15 mph. .WEDNESDAY...Mostly cloudy. Slight chance of rain in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs 53 to 61. Southwest winds up to 10 mph shifting to the north in the afternoon. Gusts up to 25 mph. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain likely after midnight. Lows in the upper 30s. Northwest winds up to 10 mph. Gusts up to 25 mph in the evening. Chance of precipitation 90 percent. .THURSDAY...Partly sunny. Chance of rain and slight chance of snow in the morning. Highs 55 to 63. Northwest winds up to 10 mph. Chance of precipitation 40 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. North winds up to 10 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 62 to 70. Lows in the lower 40s. .SATURDAY...Sunny. Highs 68 to 76. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. Highs 70 to 78. .MEMORIAL DAY...Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 69 to 77. .MONDAY NIGHT...Partly cloudy. A 20 percent chance of rain after midnight. Lows in the mid 40s. .TUESDAY...Mostly sunny. Chance of rain in the morning, then slight chance of rain in the afternoon. Highs 63 to 71. Chance of rain 30 percent. $$ MTZ317-201000- Little Belt and Highwood Mountains- Including the cities of Monarch, Neihart, and Kings Hill Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms. Highs 48 to 56. Lows 23 to 38. Southwest winds up to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY...Cloudy. Chance of rain in the morning, then rain showers likely, chance of thunderstorms and snow showers likely in the afternoon. Snow accumulation up to 1 inch. Highs 46 to 54. West winds 5 to 15 mph. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Rain showers, snow and slight chance of thunderstorms in the evening, then rain and snow likely after midnight. Snow accumulation up to 3 inches. Total snow accumulation up to 4 inches. Lows 31 to 37. Northwest winds up to 10 mph with gusts to around 25 mph. Chance of precipitation 90 percent. .THURSDAY...Partly sunny. Chance of snow and rain in the morning, then slight chance of rain and snow in the afternoon. Highs 47 to 55. Northwest winds 5 to 15 mph with gusts to around 30 mph. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy. Lows 31 to 39. Northwest winds up to 10 mph shifting to the south after midnight. .FRIDAY...Not as cool. Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 55 to 63. .FRIDAY NIGHT...Partly cloudy. Lows 36 to 44. .SATURDAY...Sunny. Highs 62 to 68. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Partly cloudy. Lows 39 to 50. Highs 65 to 71. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A 20 percent chance of rain, thunderstorms and snow. Lows 41 to 47. Highs 59 to 65. $$ MTZ318-201000- Snowy and Judith Mountains- 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs 50 to 58. Lows 22 to 38. Southwest winds up to 10 mph with gusts to around 25 mph. Chance of precipitation 40 percent. .WEDNESDAY...Cloudy. Rain showers likely and chance of thunderstorms in the afternoon. Highs 49 to 57. Northwest winds 5 to 15 mph with gusts to around 30 mph. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Rain in the evening, then rain and snow likely after midnight. Snow accumulation up to 2 inches. Lows in the mid 30s. Northwest winds 5 to 10 mph with gusts to around 25 mph. Chance of precipitation 90 percent. .THURSDAY...Partly sunny. Snow likely and chance of rain in the morning, then chance of rain and snow in the afternoon. Highs 47 to 55. Northwest winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation 60 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. Northwest winds 5 to 10 mph with gusts to around 30 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 56 to 64. Lows around 40. .SATURDAY...Sunny. Highs 64 to 70. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the mid 40s. Highs 65 to 75. .TUESDAY...Mostly sunny. A 20 percent chance of rain in the afternoon. Highs 62 to 68. $$ MTZ319-201000- Helena Valley- Including the city of Helena 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of rain and thunderstorms. Highs in the mid 60s. Lows 29 to 38. Southwest winds up to 10 mph. .WEDNESDAY...Mostly cloudy. Rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the lower 60s. West winds up to 5 mph shifting to the northwest 5 to 15 mph in the afternoon. Chance of precipitation 60 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain likely after midnight. Lows in the upper 30s. Northwest winds 5 to 15 mph. Chance of precipitation 90 percent. .THURSDAY...Partly sunny. A 40 percent chance of rain in the morning. Highs in the lower 60s. Northwest winds up to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. North winds up to 10 mph shifting to the south after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 70s. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 70s. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A 20 percent chance of rain. Lows in the lower 40s. Highs in the lower 70s. && TEMPERATURE / PRECIPITATION Helena 34 64 38 63 / 20 60 90 40 $$ MTZ320-201000- Big Belt, Bridger and Castle Mountains- Including the cities of Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain and thunderstorms. Highs 48 to 58. Lows 23 to 37. Southwest winds up to 15 mph with gusts to around 30 mph. .WEDNESDAY...Mostly cloudy. Slight chance of rain in the morning, then chance of rain showers, snow showers and slight chance of thunderstorms in the afternoon. Highs 48 to 58. West winds 5 to 15 mph with gusts to around 30 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain showers, slight chance of thunderstorms and snow in the evening, then rain and slight chance of snow after midnight. Snow accumulation up to 3 inches. Lows in the mid 30s. Northwest winds up to 15 mph with gusts to around 30 mph. Chance of precipitation near 100 percent. .THURSDAY...Partly sunny with a 50 percent chance of rain and snow. Highs 46 to 56. Northwest winds 5 to 10 mph with gusts to around 30 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. North winds up to 10 mph with gusts to around 25 mph shifting to the southeast after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 54 to 64. Lows around 40. .SATURDAY...Warmer, sunny. Highs 61 to 71. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the mid 40s. Highs 64 to 74. .TUESDAY...Mostly sunny. Slight chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs 59 to 67. Chance of precipitation 20 percent. $$ MTZ321-201000- Meagher County Valleys- Including the cities of Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain and thunderstorms. Highs in the upper 50s. Lows 25 to 35. Southwest winds up to 15 mph with gusts to around 30 mph. .WEDNESDAY...Mostly cloudy. Slight chance of rain in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 50s. West winds 5 to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain and slight chance of snow after midnight. Little or no snow accumulation. Lows in the mid 30s. Northwest winds up to 15 mph. Chance of precipitation near 100 percent. .THURSDAY...Partly sunny. Chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs in the mid 50s. Northwest winds 5 to 15 mph. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. North winds up to 10 mph shifting to the southeast after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 60s. Lows in the upper 30s. .SATURDAY...Sunny. Highs in the upper 60s. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the lower 40s. Highs in the lower 70s. .TUESDAY...Mostly sunny. Slight chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs in the upper 60s. Chance of precipitation 20 percent. $$ MTZ322-201000- Elkhorn and Boulder Mountains- Including the cities of Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 40 percent chance of rain and snow. Highs 48 to 58. Lows 24 to 36. West winds up to 10 mph. .WEDNESDAY...Mostly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms in the afternoon. Highs 48 to 58. West winds up to 10 mph with gusts to around 25 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain showers, snow and slight chance of thunderstorms in the evening, then rain and snow after midnight. Snow accumulation up to 1 inch. Lows 31 to 37. Northwest winds up to 15 mph. Gusts up to 30 mph increasing to 40 mph after midnight. Chance of precipitation 90 percent. .THURSDAY...Partly sunny. A 40 percent chance of snow and rain in the morning. Highs 48 to 58. North winds 5 to 10 mph with gusts to around 35 mph. .THURSDAY NIGHT...Partly cloudy. Lows 32 to 38. North winds up to 10 mph with gusts to around 25 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 55 to 65. Lows 36 to 42. .SATURDAY...Warmer, sunny. Highs 61 to 71. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Partly cloudy. Lows 39 to 48. Highs 64 to 74. .MONDAY NIGHT...Partly cloudy. A 20 percent chance of rain after midnight. Lows 38 to 44. .TUESDAY...Mostly sunny. Slight chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs 58 to 68. Chance of precipitation 20 percent. $$ MTZ323-201000- Canyon Ferry Area- Including the cities of Toston, Townsend, and Winston 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of rain and thunderstorms. Highs around 60. Lows 29 to 40. South winds up to 10 mph. .WEDNESDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 60. Southwest winds up to 5 mph shifting to the northwest with gusts to around 25 mph in the afternoon. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain likely after midnight. Lows in the upper 30s. North winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation 90 percent. .THURSDAY...Partly sunny. A 40 percent chance of rain in the morning. Highs around 60. North winds 5 to 15 mph. Gusts up to 35 mph decreasing to 25 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. North winds up to 10 mph shifting to the southeast after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 60s. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the mid 40s. Highs in the upper 70s. .TUESDAY...Mostly sunny with a 20 percent chance of rain. Highs in the lower 70s. $$ MTZ324-201000- Missouri Headwaters- Including the cities of Harrison, Three Forks, Willow Creek, Pony, and Whitehall 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain. Highs in the lower 60s. Lows 27 to 38. West winds up to 10 mph. .WEDNESDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower 60s. West winds up to 10 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain after midnight. Lows in the upper 30s. North winds up to 10 mph with gusts to around 25 mph. Chance of precipitation near 100 percent. .THURSDAY...Partly sunny. Chance of rain and slight chance of snow in the morning. Highs in the upper 50s. North winds 5 to 15 mph with gusts to around 30 mph. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. Northeast winds up to 10 mph shifting to the southwest after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 60s. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Breezy. Partly cloudy. Lows in the mid 40s. Highs in the upper 70s. .TUESDAY...Mostly sunny. A 20 percent chance of rain in the afternoon. Highs in the lower 70s. $$ MTZ325-201000- Madison River Valley- Including the cities of Cameron, Ennis, Jeffers, McAllister, and Norris 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain. Highs in the upper 50s. Lows 23 to 37. South winds up to 10 mph. .WEDNESDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Southwest winds up to 10 mph shifting to the west in the afternoon. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain in the evening, then rain and slight chance of snow after midnight. No snow accumulation. Lows in the mid 30s. North winds up to 10 mph. Chance of precipitation near 100 percent. .THURSDAY...Partly sunny. Rain likely and slight chance of snow in the morning, then slight chance of rain in the afternoon. Highs in the mid 50s. North winds 10 to 15 mph with gusts to around 35 mph. Chance of precipitation 60 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. Northeast winds up to 10 mph shifting to the south after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 60s. Lows around 40. .SATURDAY...Sunny. Highs in the lower 70s. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Windy. Partly cloudy. Lows in the mid 40s. Highs in the upper 70s. .TUESDAY...Mostly sunny. Slight chance of rain in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 30 percent. $$ MTZ326-201000- Gallatin Valley- Including the cities of Bozeman and Gallatin Gateway 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain. Highs in the lower 60s. Lows 26 to 37. South winds up to 10 mph. .WEDNESDAY...Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Southwest winds up to 5 mph shifting to the northwest in the afternoon. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain after midnight. Lows in the upper 30s. Northwest winds up to 10 mph. Chance of precipitation near 100 percent. .THURSDAY...Partly sunny. Rain likely and slight chance of snow in the morning, then chance of rain in the afternoon. Highs in the upper 50s. Northwest winds 5 to 10 mph. Gusts up to 30 mph in the morning. Chance of precipitation 70 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. Northeast winds up to 5 mph shifting to the southeast after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 60s. Lows around 40. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain in the evening, then partly cloudy after midnight. Lows in the mid 40s. .TUESDAY...Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 30 percent. && TEMPERATURE / PRECIPITATION Bozeman Airport 29 63 35 58 / 20 40 90 60 Bozeman MSU 31 61 36 56 / 20 40 100 70 $$ MTZ330-201000- Gallatin and Madison County Mountains and Centennial Mountains- Including the cities of Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Not as cool. Partly cloudy. A 20 percent chance of rain and snow. Highs 44 to 54. Lows 18 to 33. Southwest winds up to 15 mph. .WEDNESDAY...Mostly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms in the afternoon. Highs 45 to 57. West winds up to 15 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain showers, snow showers and slight chance of thunderstorms in the evening, then snow and rain after midnight. Snow accumulation up to 3 inches. Snow level 7900 feet. Lows 29 to 35. Northwest winds up to 10 mph with gusts to around 25 mph. Chance of precipitation near 100 percent. .THURSDAY...Partly sunny. Chance of snow and rain in the morning, then chance of rain and slight chance of snow in the afternoon. Highs 42 to 54. North winds 5 to 15 mph with gusts to around 40 mph. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy. Lows 28 to 34. North winds 5 to 10 mph with gusts to around 30 mph shifting to the southeast after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 50 to 62. Lows 33 to 39. .SATURDAY...Warmer, sunny. Highs 58 to 68. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Breezy. Partly cloudy. Lows 36 to 45. Highs 61 to 73. .MONDAY NIGHT...Partly cloudy. A 20 percent chance of rain in the evening. Lows 37 to 43. .TUESDAY...Mostly sunny. Slight chance of rain and snow in the morning, then chance of rain showers, snow showers and slight chance of thunderstorms in the afternoon. Highs 57 to 67. Chance of precipitation 40 percent. && TEMPERATURE / PRECIPITATION West Yellowstone 21 57 30 55 / 10 40 80 40 $$ MTZ327-201000- Northwest Beaverhead County- Including the cities of Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of rain and snow. Highs 46 to 56. Lows 22 to 32. West winds up to 10 mph with gusts to around 25 mph. .WEDNESDAY...Mostly cloudy. Chance of rain showers, slight chance of thunderstorms and snow in the afternoon. Highs 46 to 56. West winds up to 5 mph with gusts to around 20 mph increasing to 5 to 15 mph with gusts to around 30 mph in the afternoon. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers, snow and slight chance of thunderstorms in the evening, then chance of snow and rain after midnight. Lows in the lower 30s. Northwest winds 10 to 15 mph shifting to the north after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .THURSDAY...Partly sunny. Chance of snow and slight chance of rain in the morning. Highs 48 to 58. North winds 5 to 10 mph with gusts to around 30 mph. Chance of precipitation 40 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 30s. North winds 5 to 10 mph with gusts to around 25 mph shifting to the east after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 53 to 65. Lows in the mid 30s. .SATURDAY...Sunny. Highs 59 to 69. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Breezy. Partly cloudy. Lows in the upper 30s. Highs 61 to 72. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A 20 percent chance of rain and snow. Lows in the mid 30s. Highs 55 to 65. $$ MTZ328-201000- Beaverhead and Western Madison below 6000ft- Including the cities of Bannack, Dillon, Glen, and Waterloo 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Warmer. Partly cloudy. A 20 percent chance of rain. Highs 56 to 62. Lows 24 to 37. West winds up to 10 mph. .WEDNESDAY...Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 57 to 63. Southwest winds up to 5 mph shifting to the west 5 to 15 mph in the afternoon. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain showers likely and slight chance of thunderstorms in the evening, then rain likely and slight chance of snow after midnight. Snow accumulation up to 1 inch. Lows in the mid 30s. North winds 5 to 15 mph. Chance of precipitation 70 percent. .THURSDAY...Partly sunny. A 50 percent chance of rain and snow in the morning. Highs 55 to 61. North winds 5 to 15 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. Northeast winds 5 to 10 mph with gusts to around 25 mph shifting to the southeast after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 63 to 69. Lows in the upper 30s. .SATURDAY...Sunny. Highs 69 to 75. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Breezy. Partly cloudy. Lows in the mid 40s. Highs 73 to 79. .TUESDAY...Mostly sunny. A 20 percent chance of rain in the afternoon. Highs 66 to 72. && TEMPERATURE / PRECIPITATION Dillon 30 62 35 60 / 20 20 70 40 $$ MTZ329-201000- Ruby Mountains and Southern Beaverhead Mountains- Including the city of Monida Pass 1232 AM MDT Tue May 19 2026 .REST OF TONIGHT...Partly cloudy. A 20 percent chance of rain and snow. Highs 47 to 55. Lows 21 to 33. West winds up to 15 mph. .WEDNESDAY...Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 58. West winds up to 5 mph increasing to 10 to 15 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Rain and snow likely. Snow accumulation up to 1 inch. Lows in the lower 30s. North winds 5 to 15 mph with gusts to around 35 mph. Chance of precipitation 70 percent. .THURSDAY...Partly sunny. A 50 percent chance of snow and rain in the morning. Highs 48 to 56. North winds 10 to 20 mph. Gusts up to 50 mph decreasing to 40 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 30s. North winds 5 to 15 mph with gusts to around 30 mph shifting to the southeast up to 5 mph with gusts to around 20 mph after midnight. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 55 to 63. Lows in the mid 30s. .SATURDAY...Sunny. Highs 63 to 69. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Windy. Partly cloudy. Lows in the lower 40s. Highs 65 to 73. .TUESDAY...Breezy. Mostly sunny. Highs 60 to 66. $$