Zone Forecast Product
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
789 FPUS55 KPIH 200632 ZFPPIH Zone Forecast Product FOR Idaho National Weather Service Pocatello ID 1231 AM MDT Thu Aug 20 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. IDZ072-202200- Sawtooth/Stanley Basin- Including Stanley 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny, warmer. Highs 81 to 91. .TONIGHT...Mostly cloudy. Lows 48 to 58. .FRIDAY...Partly sunny. Highs 83 to 93. .FRIDAY NIGHT...Mostly cloudy with a chance of rain. Lows 49 to 59. .SATURDAY...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Highs 74 to 84. .SATURDAY NIGHT...Partly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 44 to 54. .SUNDAY...Sunny with a slight chance of showers and thunderstorms. Highs 70 to 80. .SUNDAY NIGHT...Mostly clear. Lows 38 to 48. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 72 to 82. .MONDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 41 to 51. .TUESDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 72 to 82. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 41 to 51. Highs 71 to 81. $$ IDZ073-202200- Sun Valley Region- Including Ketchum, Sun Valley, and Galena 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny. Highs 84 to 93. .TONIGHT...Increasing clouds. Lows 54 to 64. .FRIDAY...Mostly sunny. Highs 85 to 95. .FRIDAY NIGHT...Mostly cloudy with a chance of rain. Lows 55 to 65. .SATURDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 78 to 87. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 49 to 59. .SUNDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 74 to 83. .SUNDAY NIGHT...Mostly clear. Lows 45 to 55. .MONDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 74 to 82. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 46 to 56. .TUESDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 75 to 83. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 46 to 56. Highs 75 to 83. $$ IDZ052-053-202200- Arco/Mud Lake Desert-Upper Snake River Plain- Including Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, and St. Anthony 1231 AM MDT Thu Aug 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 10 PM MDT FRIDAY... .TODAY...Sunny. Highs 89 to 96. Northeast winds around 10 mph... shifting to southwest up to 10 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 56 to 65. Southwest winds around 10 mph...shifting to northeast up to 10 mph after midnight. .FRIDAY...Mostly sunny. Highs 91 to 98. Northeast winds up to 10 mph...shifting to southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 58 to 67. Southeast winds around 10 mph. Chance of precipitation 20 percent. .SATURDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 84 to 91. Southeast winds around 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 53 to 61. .SUNDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 80 to 87. .SUNDAY NIGHT...Partly cloudy. Lows 50 to 58. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 79 to 86. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 49 to 57. .TUESDAY...Mostly sunny. Highs 80 to 87. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 49 to 58. .WEDNESDAY...Mostly sunny. Highs 80 to 87. $$ IDZ051-202200- Shoshone/Lava Beds- Including Shoshone, Richfield, and Carey 1231 AM MDT Thu Aug 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 10 PM MDT FRIDAY... .TODAY...Sunny. Highs 94 to 101. Northeast winds 10 to 15 mph... shifting to southwest in the afternoon. .TONIGHT...Partly cloudy. Lows 61 to 68. West winds around 10 mph...shifting to northeast up to 10 mph after midnight. .FRIDAY...Partly sunny. Highs 95 to 102. Northeast winds around 10 mph...shifting to southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 64 to 71. Southeast winds around 10 mph. Chance of precipitation 20 percent. .SATURDAY...Mostly sunny with a slight chance of rain. Highs 88 to 95. Southeast winds 10 to 15 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 58 to 65. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs 83 to 90. Lows 54 to 61. .MONDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 82 to 89. .MONDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 54 to 61. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 84 to 91. Lows 55 to 63. $$ IDZ056-057-202200- Southern Hills/Albion Mountains-Raft River Region- Including Albion, Almo, Malta, Rockland, and Holbrook 1231 AM MDT Thu Aug 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 10 PM MDT FRIDAY... .TODAY...Sunny. Highs 93 to 100. South winds up to 10 mph. .TONIGHT...Decreasing clouds. Lows 61 to 71. Northwest winds up to 10 mph...shifting to southeast after midnight. .FRIDAY...Mostly sunny. Highs 94 to 101. Southeast winds up to 10 mph...shifting to south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 63 to 73. South winds 10 to 15 mph. .SATURDAY...Partly sunny with a chance of showers and thunderstorms. Highs 86 to 93. South winds 10 to 15 mph. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 56 to 66. .SUNDAY...Rain showers likely and a chance of thunderstorms. Highs 81 to 89. .SUNDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 53 to 63. .MONDAY...Partly sunny with a chance of showers and thunderstorms. Highs 81 to 88. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 53 to 63. .TUESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 83 to 90. .TUESDAY NIGHT...Partly cloudy. Lows 54 to 64. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 83 to 90. $$ IDZ058-059-202200- Marsh and Arbon Highlands-Franklin/Eastern Oneida Region- Including Inkom, McCammon, Downey, Lava Hot Springs, Malad, Preston, and Thatcher 1231 AM MDT Thu Aug 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 10 PM MDT FRIDAY... .TODAY...Sunny. Highs 88 to 98. .TONIGHT...Partly cloudy. Lows 58 to 68. .FRIDAY...Mostly sunny. Highs 90 to 100. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 60 to 70. .SATURDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 82 to 92. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 54 to 64. .SUNDAY...Partly sunny with a chance of showers and thunderstorms. Highs 78 to 88. .SUNDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 52 to 62. .MONDAY AND MONDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms. Highs 77 to 87. Lows 51 to 61. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 79 to 89. Lows 52 to 62. $$ IDZ054-202200- Lower Snake River Plain- Including Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 1231 AM MDT Thu Aug 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 10 PM MDT FRIDAY... .TODAY...Sunny. Highs 90 to 99. Northeast winds around 10 mph... shifting to southwest in the afternoon. .TONIGHT...Partly cloudy. Lows 57 to 65. Southwest winds around 10 mph...shifting to east up to 10 mph after midnight. .FRIDAY...Mostly sunny. Highs 91 to 101. Northeast winds up to 10 mph...shifting to south in the afternoon. .FRIDAY NIGHT...Mostly cloudy. Lows 61 to 68. South winds around 10 mph. .SATURDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 84 to 93. South winds around 10 mph. Chance of precipitation 40 percent. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 54 to 62. .SUNDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 80 to 87. .SUNDAY NIGHT...Partly cloudy. Lows 51 to 59. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 79 to 87. .MONDAY NIGHT...Mostly cloudy. Lows 50 to 58. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 81 to 89. Lows 52 to 60. $$ IDZ075-202200- Wood River Foothills- Including Hailey, Bellevue, and Picabo 1231 AM MDT Thu Aug 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 10 PM MDT FRIDAY... .TODAY...Sunny. Highs 86 to 96. Northeast winds around 10 mph... shifting to southwest in the afternoon. .TONIGHT...Partly cloudy. Lows 59 to 69. Northwest winds 10 to 15 mph. .FRIDAY...Partly sunny. Highs 87 to 97. Northeast winds around 10 mph...shifting to southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 60 to 70. North winds around 10 mph. .SATURDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 80 to 90. Southeast winds 10 to 15 mph. .SATURDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 54 to 64. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs 76 to 86. Lows 50 to 60. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 75 to 85. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 50 to 60. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 77 to 87. Lows 52 to 62. $$ IDZ069-202200- Lost River Range- Including Borah Peak 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny. Highs 82 to 92. .TONIGHT...Mostly cloudy. Lows 58 to 67. .FRIDAY...Partly sunny. Highs 83 to 93. .FRIDAY NIGHT...Mostly cloudy with a chance of rain. Lows 59 to 67. .SATURDAY...Rain showers likely and a chance of thunderstorms. Highs 76 to 86. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 54 to 61. .SUNDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 73 to 83. .SUNDAY NIGHT...Partly cloudy. Lows 50 to 57. .MONDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 71 to 81. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 50 to 57. .TUESDAY...Partly sunny with a chance of showers and thunderstorms. Highs 72 to 82. .TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 51 to 58. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 72 to 82. $$ IDZ063-064-202200- Caribou Range-Big Hole Mountains- Including Wayan, Swan Valley, and Victor 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny, warmer. Highs 86 to 94. .TONIGHT...Partly cloudy. Lows 52 to 62. .FRIDAY...Mostly sunny. Highs 89 to 97. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 55 to 64. .SATURDAY...Mostly cloudy with a chance of showers and thunderstorms. Highs 80 to 87. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows 50 to 59. Highs 76 to 83. .SUNDAY NIGHT...Partly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 47 to 56. .MONDAY...Partly sunny with a chance of showers and thunderstorms. Highs 75 to 82. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 46 to 55. .TUESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 76 to 83. .TUESDAY NIGHT...Mostly cloudy. Lows 46 to 56. .WEDNESDAY...Mostly sunny. Highs 76 to 83. $$ IDZ068-070-202200- Lost River Valley-Challis/Pahsimeroi Valleys- Including Howe, Arco, Mackay, Chilly, and Challis 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny, warmer. Highs 85 to 95. Light and variable winds...becoming south around 10 mph in the afternoon. .TONIGHT...Mostly cloudy. Lows 56 to 65. West winds up to 10 mph. .FRIDAY...Partly sunny. Highs 86 to 96. Light and variable winds...becoming southeast up to 10 mph in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of rain. Lows 57 to 66. Northwest winds up to 10 mph. .SATURDAY...Rain showers likely and a chance of thunderstorms. Highs 78 to 88. South winds around 10 mph. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 51 to 59. .SUNDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 76 to 86. .SUNDAY NIGHT...Mostly clear. Lows 48 to 56. .MONDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 73 to 83. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 48 to 56. .TUESDAY...Partly sunny with a chance of showers and thunderstorms. Highs 74 to 84. .TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 49 to 57. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 75 to 85. $$ IDZ066-067-202200- Centennial Mountains - Island Park-Beaverhead - Lemhi Highlands- Including Island Park, Kilgore, Dubois, Spencer, Edie School, and Small 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny. Highs 83 to 91. .TONIGHT...Increasing clouds. Lows 53 to 63. .FRIDAY...Mostly sunny. Highs 85 to 94. .FRIDAY NIGHT...Mostly cloudy with a chance of rain. Lows 55 to 65. .SATURDAY...Mostly cloudy with a chance of showers and thunderstorms. Highs 77 to 86. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 49 to 59. .SUNDAY...Partly sunny with a chance of showers and thunderstorms. Highs 74 to 82. .SUNDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 45 to 55. .MONDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 73 to 81. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 45 to 55. .TUESDAY AND TUESDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms. Highs 74 to 82. Lows 45 to 55. .WEDNESDAY...Mostly sunny. Highs 74 to 82. $$ IDZ065-202200- Teton Valley- Including Ashton, Tetonia, and Driggs 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny, warmer. Highs around 90. .TONIGHT...Partly cloudy. Lows 53 to 60. .FRIDAY...Mostly sunny. Highs around 92. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 55 to 62. .SATURDAY...Partly sunny with a chance of showers and thunderstorms. Highs around 85. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows 50 to 57. Highs 78 to 85. .SUNDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 47 to 54. .MONDAY...Mostly sunny with a chance of showers and thunderstorms. Highs around 80. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 45 to 53. .TUESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 77 to 84. .TUESDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 46 to 53. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs around 81. $$ IDZ062-202200- Blackfoot Mountains- Including Grace, Soda Springs, Henry, and Bone 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny, warmer. Highs 84 to 94. .TONIGHT...Partly cloudy. Lows 55 to 65. .FRIDAY...Mostly sunny. Highs 86 to 96. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 57 to 67. .SATURDAY...Partly sunny with a chance of showers and thunderstorms. Highs 79 to 89. .SATURDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows 51 to 61. .SUNDAY...Partly sunny with a chance of showers and thunderstorms. Highs 75 to 85. .SUNDAY NIGHT...Partly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 49 to 59. .MONDAY...Partly sunny with a chance of showers and thunderstorms. Highs 74 to 84. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 47 to 57. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 75 to 85. Lows 48 to 58. $$ IDZ060-202200- Bear River Range- Including Emigration Summit 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny. Highs 88 to 95. .TONIGHT...Partly cloudy. Lows 63 to 71. .FRIDAY...Mostly sunny. Highs 89 to 96. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 66 to 73. .SATURDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 82 to 89. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 61 to 68. .SUNDAY...Mostly sunny with a chance of showers and thunderstorms. Highs 79 to 86. .SUNDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 58 to 65. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 78 to 85. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 57 to 64. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 78 to 86. Lows 58 to 66. $$ IDZ061-202200- Bear Lake Valley- Including St. Charles, Montpelier, and Georgetown 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny. Highs 82 to 92. .TONIGHT...Partly cloudy. Lows 52 to 61. .FRIDAY...Mostly sunny. Highs 83 to 93. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 56 to 64. .SATURDAY...Partly sunny with a chance of showers and thunderstorms. Highs 78 to 86. .SATURDAY NIGHT...Mostly cloudy with a chance of rain and a slight chance of thunderstorms. Lows 50 to 60. .SUNDAY...Mostly sunny with a chance of showers and thunderstorms. Highs 76 to 83. .SUNDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 48 to 58. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 75 to 82. .MONDAY NIGHT...Mostly cloudy. Lows 47 to 57. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 75 to 83. Lows 48 to 58. $$ IDZ071-074-202200- Frank Church Wilderness-Big Lost Highlands/Copper Basin- Including Clayton and Copper Basin 1231 AM MDT Thu Aug 20 2026 .TODAY...Sunny, warmer. Highs 82 to 92. .TONIGHT...Mostly cloudy. Lows 52 to 62. .FRIDAY...Partly sunny. A slight chance of rain in the afternoon. Highs 82 to 92. .FRIDAY NIGHT...Mostly cloudy with a chance of rain. Lows 53 to 63. .SATURDAY...Rain showers likely and a chance of thunderstorms. Highs 74 to 84. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 48 to 58. .SUNDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 71 to 81. .SUNDAY NIGHT...Mostly clear. Lows 44 to 54. .MONDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 72 to 82. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 45 to 55. .TUESDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 72 to 82. .TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 45 to 55. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 71 to 81. $$ IDZ055-202200- Eastern Magic Valley- Including Burley, Rupert, Heyburn, and Oakley 1231 AM MDT Thu Aug 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 10 PM MDT FRIDAY... .TODAY...Sunny. Highs 95 to 102. East winds around 10 mph... shifting to west in the afternoon. .TONIGHT...Partly cloudy. Lows 61 to 70. Southwest winds around 10 mph...shifting to east up to 10 mph after midnight. .FRIDAY...Mostly sunny. Highs 96 to 103. East winds up to 10 mph...shifting to southeast around 10 mph in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 65 to 73. South winds 10 to 15 mph. Chance of precipitation 20 percent. .SATURDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 88 to 95. South winds 10 to 15 mph. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows 58 to 66. .SUNDAY...Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 83 to 90. .SUNDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 55 to 63. .MONDAY...Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 83 to 90. .MONDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows 54 to 63. .TUESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 84 to 91. .TUESDAY NIGHT...Partly cloudy. Lows 56 to 64. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs 84 to 91. $$ weather information on-line 24-hours a day www.weather.gov/pocatello