FPUS55 KPIH 221832 ZFPPIH Zone Forecast Product FOR Idaho National Weather Service Pocatello ID 1231 PM MDT Sat Aug 22 2026 This forecast may not be representative of the exact location you are interested in. For a site-specific forecast, please visit weather.gov/Pocatello and click the map on the main page. IDZ072-231000- Sawtooth/Stanley Basin- Including Stanley 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the evening...then partly cloudy with a slight chance of rain after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 45 to 55. .SUNDAY...Sunny. Highs 71 to 81. .SUNDAY NIGHT...Partly cloudy. Colder. Lows 37 to 47. .MONDAY...Mostly sunny. Highs 74 to 84. .MONDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 43 to 53. .TUESDAY...Sunny. Highs 74 to 84. .TUESDAY NIGHT...Partly cloudy. Lows 45 to 55. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 75 to 85. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows 42 to 52. Highs 73 to 83. .FRIDAY THROUGH SATURDAY...Mostly clear. Highs 71 to 81. Lows 39 to 49. $$ IDZ073-231000- Sun Valley Region- Including Ketchum, Sun Valley, and Galena 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the evening...then partly cloudy with a slight chance of rain after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 48 to 58. .SUNDAY...Sunny. A slight chance of rain in the morning. Highs 75 to 84. .SUNDAY NIGHT...Partly cloudy. Lows 45 to 55. .MONDAY...Mostly sunny. Highs 76 to 86. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 48 to 58. .TUESDAY...Sunny. Highs 77 to 86. .TUESDAY NIGHT...Mostly cloudy. Lows 50 to 60. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 77 to 86. .WEDNESDAY NIGHT...Partly cloudy. Lows 48 to 58. .THURSDAY...Mostly sunny with a slight chance of rain. Highs 76 to 85. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 45 to 55. Highs 74 to 83. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 44 to 54. Highs 72 to 82. $$ IDZ052-053-231000- Arco/Mud Lake Desert-Upper Snake River Plain- Including Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, and St. Anthony 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Cooler. Some thunderstorms may produce gusty winds in the evening. Lows 55 to 62. South winds 10 to 15 mph...shifting to east after midnight. .SUNDAY...Sunny, breezy. Highs 82 to 90. Southeast winds up to 10 mph...increasing to southwest 15 to 25 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 52 to 60. Southwest winds 10 to 20 mph...decreasing to up to 10 mph after midnight. .MONDAY...Mostly sunny. Highs 82 to 89. South winds up to 10 mph. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 53 to 60. Southwest winds around 10 mph. Chance of precipitation 20 percent. .TUESDAY...Sunny. Highs 83 to 90. .TUESDAY NIGHT...Partly cloudy. Lows 53 to 61. .WEDNESDAY...Partly sunny. Highs 83 to 90. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 52 to 60. .THURSDAY THROUGH SATURDAY...Partly cloudy. Highs 79 to 89. Lows 50 to 59. $$ IDZ051-231000- Shoshone/Lava Beds- Including Shoshone, Richfield, and Carey 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a slight chance of showers and thunderstorms in the evening...then partly cloudy after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 58 to 65. South winds up to 10 mph...shifting to northeast after midnight. .SUNDAY...Sunny.Highs 85 to 92. South winds up to 10 mph... increasing to west 10 to 20 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 55 to 62. West winds 10 to 15 mph in the evening...becoming light and variable. .MONDAY...Partly sunny. Highs 85 to 92. Southeast winds up to 10 mph. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 57 to 64. West winds around 10 mph. Chance of precipitation 20 percent. .TUESDAY...Sunny. Highs 87 to 94. .TUESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows 55 to 65. Highs 84 to 94. .FRIDAY NIGHT...Mostly clear. Lows 53 to 60. .SATURDAY...Mostly sunny. Highs 81 to 88. $$ IDZ056-057-231000- Southern Hills/Albion Mountains-Raft River Region- Including Albion, Almo, Malta, Rockland, and Holbrook 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the evening...then partly cloudy after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 58 to 68. South winds around 10 mph. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 83 to 91. Southwest winds up to 10 mph. .SUNDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Lows 56 to 66. West winds up to 10 mph in the evening...becoming light and variable. .MONDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 83 to 90. South winds up to 10 mph. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 54 to 64. Southwest winds up to 10 mph. .TUESDAY...Mostly sunny. Highs 84 to 91. .TUESDAY NIGHT...Mostly cloudy. Lows 57 to 67. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 85 to 93. .WEDNESDAY NIGHT...Partly cloudy. Lows 57 to 67. .THURSDAY...Mostly sunny with a slight chance of rain. Highs 84 to 92. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 54 to 64. Highs 82 to 90. .SATURDAY...Mostly sunny with a slight chance of rain. Highs 80 to 88. $$ IDZ058-059-231000- Marsh and Arbon Highlands-Franklin/Eastern Oneida Region- Including Inkom, McCammon, Downey, Lava Hot Springs, Malad, Preston, and Thatcher 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Lows 55 to 65. .SUNDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 80 to 90. .SUNDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Lows 54 to 64. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 79 to 89. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 53 to 63. .TUESDAY THROUGH SATURDAY...Partly cloudy. Highs 80 to 90. Lows 53 to 63. $$ IDZ054-231000- Lower Snake River Plain- Including Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Lows 56 to 63. South winds around 10 mph. .SUNDAY...Mostly sunny. Highs 82 to 90. South winds up to 10 mph...shifting to southwest with gusts to around 25 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 54 to 62. Southwest winds 10 to 15 mph...shifting to south after midnight. .MONDAY...Mostly sunny. Highs 82 to 90. South winds up to 10 mph. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 54 to 61. South winds around 10 mph. Chance of precipitation 20 percent. .TUESDAY...Sunny. Highs 83 to 92. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 55 to 62. Highs 84 to 92. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 54 to 62. .THURSDAY THROUGH SATURDAY...Partly cloudy. Highs 80 to 90. Lows 52 to 61. $$ IDZ075-231000- Wood River Foothills- Including Hailey, Bellevue, and Picabo 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a slight chance of showers and thunderstorms in the evening...then partly cloudy after midnight. Cooler. Some thunderstorms may produce gusty winds in the evening. Lows 54 to 64. Southwest winds up to 10 mph in the evening...becoming light and variable. .SUNDAY...Sunny, breezy. Highs 77 to 87. Light and variable winds...becoming southwest 15 to 25 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 51 to 61. Northwest winds 10 to 15 mph. .MONDAY...Mostly sunny. Highs 78 to 88. West winds around 10 mph. .MONDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 53 to 63. Northwest winds around 10 mph. .TUESDAY...Sunny. Highs 79 to 89. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy. Lows 54 to 64. Highs 80 to 90. .THURSDAY...Mostly sunny with a slight chance of rain. Highs 78 to 88. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 50 to 60. Highs 76 to 86. .FRIDAY NIGHT...Mostly clear. Lows 49 to 59. .SATURDAY...Mostly sunny. Highs 74 to 84. $$ IDZ069-231000- Lost River Range- Including Borah Peak 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening. Cooler. Some thunderstorms may produce gusty winds in the evening. Lows 54 to 62. .SUNDAY...Mostly sunny. A slight chance of rain in the morning. Windy. Highs 75 to 85. Southwest winds around 30 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 49 to 58. .MONDAY...Mostly sunny. Highs 76 to 86. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 53 to 60. .TUESDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 76 to 86. .TUESDAY NIGHT...Mostly cloudy. Lows 54 to 61. .WEDNESDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 76 to 86. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. A slight chance of rain. Lows 53 to 60. Highs 75 to 85. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 50 to 58. Highs 73 to 83. .SATURDAY...Sunny. Highs 72 to 82. $$ IDZ063-064-231000- Caribou Range-Big Hole Mountains- Including Wayan, Swan Valley, and Victor 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Lows 51 to 59. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 78 to 85. .SUNDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the evening...then partly cloudy after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 48 to 58. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 77 to 85. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 48 to 58. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 78 to 87. Lows 48 to 58. .WEDNESDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 48 to 58. .THURSDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 78 to 86. .THURSDAY NIGHT THROUGH SATURDAY...Partly cloudy. Lows 47 to 57. Highs 74to 83. $$ IDZ068-070-231000- Lost River Valley-Challis/Pahsimeroi Valleys- Including Howe, Arco, Mackay, Chilly, and Challis 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Lows 52 to 60. Southwest winds up to 10 mph in the evening...becoming light and variable. .SUNDAY...Sunny, breezy. Highs 78 to 88. South winds up to 10 mph...increasing to southwest 15 to 25 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 48 to 57. West winds 10 to 15 mph...decreasing to up to 10 mph after midnight. .MONDAY...Mostly sunny. Highs 78 to 88. Southwest winds up to 10 mph. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 51 to 59. West winds up to 10 mph. .TUESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 78 to 88. .TUESDAY NIGHT...Mostly cloudy. Lows 52 to 61. .WEDNESDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 78 to 88. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. A slight chance of rain. Lows 51 to 59. Highs 78 to 88. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 48 to 57. Highs 76 to 86. .SATURDAY...Sunny. Highs 74 to 84. $$ IDZ066-067-231000- Centennial Mountains - Island Park-Beaverhead - Lemhi Highlands- Including Island Park, Kilgore, Dubois, Spencer, Edie School, and Small 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Lows 50 to 60. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 76 to 85. .SUNDAY NIGHT...Partly cloudy. Lows 46 to 56. .MONDAY...Mostly sunny. Highs 77 to 85. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 49 to 59. .TUESDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 77 to 85. .TUESDAY NIGHT...Partly cloudy. Lows 49 to 59. .WEDNESDAY...Partly sunny. Highs 77 to 86. .WEDNESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 48 to 58. .THURSDAY...Mostly sunny with a slight chance of rain. Highs 77 to 85. .THURSDAY NIGHT THROUGH SATURDAY...Partly cloudy. Lows 46 to 56. Highs 73 to 83. $$ IDZ065-231000- Teton Valley- Including Ashton, Tetonia, and Driggs 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening...then partly cloudy after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 50 to 57. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 80 to 87. .SUNDAY NIGHT...Partly cloudy. Lows 48 to 56. .MONDAY...Mostly sunny. Highs 79 to 86. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 48 to 56. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 80 to 88. Lows 49 to 56. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows 48 to 56. Highs 80 to 87. .THURSDAY NIGHT THROUGH SATURDAY...Partly cloudy. Lows 45 to 55. Highs 76 to 85. $$ IDZ062-231000- Blackfoot Mountains- Including Grace, Soda Springs, Henry, and Bone 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening...then partly cloudy after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 52 to 62. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 76 to 86. .SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms in the evening...then partly cloudy after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 51 to 61. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 76 to 86. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 50 to 60. .TUESDAY THROUGH SATURDAY...Partly cloudy. Highs 76 to 86. Lows 50 to 60. $$ IDZ060-231000- Bear River Range- Including Emigration Summit 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening...then a slight chance of rain after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 62 to 69. .SUNDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 80 to 87. .SUNDAY NIGHT...Mostly cloudy. Lows 60 to 67. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 79 to 86. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 59 to 66. .TUESDAY THROUGH THURSDAY...Partly cloudy. Highs 80 to 89. Lows 59 to 67. .THURSDAY NIGHT...Mostly cloudy. Lows 59 to 66. .FRIDAY THROUGH SATURDAY...Partly cloudy. Highs 77 to 86. Lows 58 to 66. $$ IDZ061-231000- Bear Lake Valley- Including St. Charles, Montpelier, and Georgetown 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening...then mostly cloudy with a slight chance of rain after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 52 to 62. .SUNDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 78 to 85. .SUNDAY NIGHT...Mostly cloudy. Lows 50 to 60. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 77 to 84. .MONDAY NIGHT...Mostly cloudy. Lows 49 to 59. .TUESDAY THROUGH SATURDAY...Partly cloudy. Highs 76 to 86. Lows 49 to 59. $$ IDZ071-074-231000- Frank Church Wilderness-Big Lost Highlands/Copper Basin- Including Clayton and Copper Basin 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the evening...then partly cloudy with a slight chance of rain after midnight. Cooler. Some thunderstorms may produce gusty winds in the evening. Lows 48 to 58. .SUNDAY...Sunny. A slight chance of rain in the morning. Breezy. Highs 73 to 83. .SUNDAY NIGHT...Partly cloudy. Lows 44 to 54. .MONDAY...Mostly sunny. Highs 75 to 85. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 47 to 57. .TUESDAY...Mostly sunny. Highs 75 to 85. .TUESDAY NIGHT...Mostly cloudy. Lows 48 to 58. .WEDNESDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 75 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 47 to 57. .THURSDAY...Mostly sunny with a slight chance of rain. Highs 74 to 84. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 45 to 55. Highs 72 to 82. .SATURDAY...Sunny. Highs 71 to 81. $$ IDZ055-231000- Eastern Magic Valley- Including Burley, Rupert, Heyburn, and Oakley 1231 PM MDT Sat Aug 22 2026 .TONIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the evening...then partly cloudy after midnight. Some thunderstorms may produce gusty winds in the evening. Lows 59 to 67. South winds around 10 mph. .SUNDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Highs 85 to 92. Southwest winds 10 to 15 mph. Chance of precipitation 20 percent. .SUNDAY NIGHT...Partly cloudy. Lows 57 to 65. Southwest winds around 10 mph in the evening...becoming light and variable. .MONDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 85 to 92. Southeast winds up to 10 mph. Chance of precipitation 20 percent. .MONDAY NIGHT...Mostly cloudy with a chance of rain. Lows 56 to 64. South winds around 10 mph. Chance of precipitation 40 percent. .TUESDAY...Sunny. Highs 87 to 94. .TUESDAY NIGHT THROUGH SATURDAY...Partly cloudy. Lows 56 to 66. Highs 84 to 94. $$ weather information on-line 24-hours a day www.weather.gov/pocatello