Zone Forecast Product
Issued by NWS Pocatello, ID

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FPUS55 KPIH 211933
ZFPPIH

Zone Forecast Product FOR Idaho
National Weather Service Pocatello ID
133 PM MDT Thu Aug 21 2025

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.

IDZ072-221000-
Sawtooth/Stanley Basin-
Including Stanley
133 PM MDT Thu Aug 21 2025

.TONIGHT...Mostly clear. Areas of smoke. Lows 39 to 49.
.FRIDAY...Sunny. Areas of smoke. Highs 78 to 88.
.FRIDAY NIGHT...Mostly clear. Areas of smoke. Lows 41 to 51.
.SATURDAY...Sunny. Highs 80 to 90.
.SATURDAY NIGHT...Partly cloudy. Lows 46 to 56.
.SUNDAY...Partly sunny. Highs 76 to 86.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 47 to 57.
.MONDAY...Mostly cloudy 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 showers and
thunderstorms. Lows 43 to 53.
.TUESDAY...Partly sunny with a chance of rain showers and a
slight chance of thunderstorms. Highs 71 to 81.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 42 to 52.
.WEDNESDAY THROUGH THURSDAY...Mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. Highs 69 to 79.
Lows 41 to 51.

$$

IDZ073-221000-
Sun Valley Region-
Including Ketchum, Sun Valley, and Galena
133 PM MDT Thu Aug 21 2025

.TONIGHT...Mostly clear. Lows 47 to 57.
.FRIDAY...Sunny. Highs 80 to 90.
.FRIDAY NIGHT...Mostly clear. Areas of smoke through the night.
Lows 48 to 58.
.SATURDAY...Sunny. Highs 84 to 93.
.SATURDAY NIGHT...Mostly cloudy. Lows 53 to 63.
.SUNDAY...Mostly cloudy. Highs 77 to 87.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 51 to 61.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. Highs 71 to 81.
Lows 47 to 57.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 46 to 56.
.WEDNESDAY THROUGH THURSDAY...Mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. Highs 68 to 78.
Lows 45 to 55.

$$

IDZ052-053-221000-
Arco/Mud Lake Desert-Upper Snake River Plain-
Including Mud Lake, INL, Craters of the Moon NM,
Idaho Falls, Rexburg, and St. Anthony
133 PM MDT Thu Aug 21 2025

.TONIGHT...Partly cloudy. Areas of smoke after midnight. Lows
50 to 59. Southwest winds 10 to 15 mph...shifting to north after
midnight.
.FRIDAY...Sunny. Areas of smoke in the morning. Highs 86 to 93.
Northeast winds up to 10 mph...shifting to west around 10 mph in
the afternoon.
.FRIDAY NIGHT...Mostly clear. Areas of smoke after midnight. Lows
51 to 59. West winds around 10 mph...shifting to northeast after
midnight.
.SATURDAY...Sunny. Highs 88 to 95. Northeast winds around 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows 54 to 63. Northeast winds
10 to 15 mph.
.SUNDAY...Partly sunny. Highs 84 to 91.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 56 to 63.
.MONDAY THROUGH THURSDAY...Mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. Highs 74 to 84.
Lows 50 to 59.

$$

IDZ051-221000-
Shoshone/Lava Beds-
Including Shoshone, Richfield, and Carey
133 PM MDT Thu Aug 21 2025

.TONIGHT...Partly cloudy. Lows 52 to 60. West winds 10 to
15 mph...shifting to north after midnight.
.FRIDAY...Sunny. Highs 88 to 95. East winds up to 10 mph...
shifting to southwest around 10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Areas of smoke. Lows 55 to 64. West
winds 10 to 15 mph...shifting to northeast after midnight.
.SATURDAY...Sunny. Highs 92 to 99. East winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows 61 to 69. Northwest winds
around 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with a slight chance of
rain showers. Highs 85 to 92. Lows 59 to 66.
.MONDAY AND MONDAY NIGHT...Mostly cloudy. A chance of rain
showers and a slight chance of thunderstorms. Highs 81 to 88.
Lows 56 to 64.
.TUESDAY...Partly sunny with a chance of rain showers and a
slight chance of thunderstorms. Highs 80 to 87.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 55 to 64.
.WEDNESDAY THROUGH THURSDAY...Mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. Highs 76 to 85.
Lows 54 to 61.

$$

IDZ056-057-221000-
Southern Hills/Albion Mountains-Raft River Region-
Including Albion, Almo, Malta, Rockland,
and Holbrook
133 PM MDT Thu Aug 21 2025

.TONIGHT...Mostly cloudy. Lows 55 to 65. Northwest winds up to
10 mph.
.FRIDAY...Sunny. Highs 87 to 97. North winds up to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 56 to 66. Northwest winds
around 10 mph...shifting to west up to 10 mph after midnight.
.SATURDAY...Sunny. Highs 90 to 99. North winds up to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows 60 to 70. West winds around
10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. Highs 84 to 91.
Lows 57 to 67.
.MONDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs 79 to 86.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Lows 54 to 64.
.TUESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs 77 to 84.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 53 to 63.
.WEDNESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs 74 to 81.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 51 to 61.
.THURSDAY...Rain showers likely and a chance of thunderstorms.
Highs 72 to 80.

$$

IDZ058-059-221000-
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-
Including Inkom, McCammon, Downey,
Lava Hot Springs, Malad, Preston, and Thatcher
133 PM MDT Thu Aug 21 2025

.TONIGHT...Decreasing clouds. Lows 54 to 64.
.FRIDAY...Sunny. Highs 85 to 95.
.FRIDAY NIGHT...Mostly clear. Lows 54 to 64.
.SATURDAY...Sunny. Highs 86 to 96.
.SATURDAY NIGHT...Partly cloudy. Lows 57 to 67.
.SUNDAY...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs 81 to 90.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows 54 to 64.
.MONDAY...Rain showers likely and a chance of thunderstorms.
Highs 74 to 84.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Lows 51 to 61.
.TUESDAY...Rain showers likely and a chance of thunderstorms.
Highs 73 to 83.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 51 to 61.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs 70 to 79.
.WEDNESDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms. Lows 49 to 59.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs 68 to 78.

$$

IDZ054-221000-
Lower Snake River Plain-
Including Pocatello, Blackfoot, American Falls,
Shelley, and Fort Hall
133 PM MDT Thu Aug 21 2025

.TONIGHT...Increasing clouds. Lows 50 to 60. Southwest winds
10 to 15 mph...decreasing to up to 10 mph after midnight.
.FRIDAY...Sunny. Highs 84 to 93. North winds up to 10 mph...
shifting to west in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 49 to 59. West winds around
10 mph...shifting to northeast after midnight.
.SATURDAY...Sunny. Highs 86 to 96. North winds up to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows 54 to 63. Northeast winds
up to 10 mph.
.SUNDAY...Mostly cloudy. Highs 81 to 91.
.SUNDAY NIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Lows 56 to 63.
.MONDAY THROUGH THURSDAY...Mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. Highs 74 to 84.
Lows 51 to 59.

$$

IDZ075-221000-
Wood River Foothills-
Including Hailey, Bellevue, and Picabo
133 PM MDT Thu Aug 21 2025

.TONIGHT...Partly cloudy. Lows 51 to 61. West winds 10 to
15 mph...shifting to north after midnight.
.FRIDAY...Sunny. Highs 82 to 92. Northeast winds up to 10 mph...
shifting to southwest in the afternoon.
.FRIDAY NIGHT...Mostly clear. Areas of smoke. Lows 53 to 63. West
winds 10 to 15 mph...shifting to north after midnight.
.SATURDAY...Sunny. Highs 85 to 95. Northwest winds around 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows 58 to 68. Northwest winds
10 to 15 mph.
.SUNDAY...Mostly cloudy. Highs 78 to 88.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 56 to 66.
.MONDAY AND MONDAY NIGHT...Mostly cloudy. A chance of rain
showers and a slight chance of thunderstorms. Highs 75 to 85.
Lows 52 to 62.
.TUESDAY...Partly sunny with a chance of rain showers and a
slight chance of thunderstorms. Highs 73 to 83.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 52 to 62.
.WEDNESDAY THROUGH THURSDAY...Mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. Highs 69 to 79.
Lows 50 to 60.

$$

IDZ069-221000-
Lost River Range-
Including Borah Peak
133 PM MDT Thu Aug 21 2025

.TONIGHT...Mostly clear. Areas of smoke after midnight. Lows
52 to 61.
.FRIDAY...Sunny. Highs 80 to 90.
.FRIDAY NIGHT...Mostly clear. Lows 53 to 61.
.SATURDAY...Sunny. Highs 82 to 92.
.SATURDAY NIGHT...Partly cloudy. Lows 56 to 64.
.SUNDAY...Partly sunny. Highs 77 to 86.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 57 to 65.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. Highs 70 to
80. Lows 51 to 59.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs 67 to 77.

$$

IDZ063-064-221000-
Caribou Range-Big Hole Mountains-
Including Wayan, Swan Valley, and Victor
133 PM MDT Thu Aug 21 2025

.TONIGHT...Decreasing clouds. Lows 47 to 57.
.FRIDAY...Sunny. Highs 84 to 92.
.FRIDAY NIGHT...Mostly clear. Lows 45 to 55.
.SATURDAY...Sunny. Highs 85 to 93.
.SATURDAY NIGHT...Partly cloudy. Lows 48 to 58.
.SUNDAY...Partly sunny with a slight chance of rain showers.
Highs 81 to 90.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers
and thunderstorms. Lows 51 to 61. Highs 74 to 81.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows 46 to 56.
.TUESDAY...Rain showers likely and a chance of thunderstorms.
Highs 73 to 80.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 46 to 56.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs 71 to 79.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 45 to 55.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs 69 to 76.

$$

IDZ068-070-221000-
Lost River Valley-Challis/Pahsimeroi Valleys-
Including Howe, Arco, Mackay, Chilly, and Challis
133 PM MDT Thu Aug 21 2025

.TONIGHT...Mostly clear. Areas of smoke. Lows 50 to 60. Northwest
winds 10 to 15 mph...decreasing to up to 10 mph after midnight.
.FRIDAY...Sunny. Areas of smoke in the morning. Highs 82 to 92.
Light and variable winds...becoming north around 10 mph in the
afternoon.
.FRIDAY NIGHT...Mostly clear. Areas of smoke. Lows 50 to 60.
North winds up to 10 mph.
.SATURDAY...Sunny. Highs 84 to 94. Northwest winds up to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows 54 to 63. North winds
around 10 mph.
.SUNDAY...Partly sunny. Highs 79 to 89.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 55 to 63.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. Highs 73 to
83. Lows 49 to 58.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs 70 to 80.

$$

IDZ066-067-221000-
Centennial Mountains - Island Park-Beaverhead - Lemhi Highlands-
Including Island Park, Kilgore, Dubois, Spencer,
Edie School, and Small
133 PM MDT Thu Aug 21 2025

.TONIGHT...Partly cloudy. Areas of smoke after midnight. Lows
48 to 58.
.FRIDAY...Sunny. Areas of smoke in the morning. Highs 81 to 88.
.FRIDAY NIGHT...Mostly clear. Areas of smoke. Lows 48 to 58.
.SATURDAY...Sunny. Highs 83 to 90.
.SATURDAY NIGHT...Partly cloudy. Lows 51 to 61.
.SUNDAY...Partly sunny. Highs 79 to 88.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 53 to 63.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. Highs 71 to
81. Lows 47 to 57.
.THURSDAY...Rain showers likely and a chance of thunderstorms.
Highs 68 to 76.

$$

IDZ065-221000-
Teton Valley-
Including Ashton, Tetonia, and Driggs
133 PM MDT Thu Aug 21 2025

.TONIGHT...Partly cloudy. Lows 45 to 54.
.FRIDAY...Sunny. Highs around 87.
.FRIDAY NIGHT...Mostly clear. Lows 46 to 53.
.SATURDAY...Sunny. Highs around 88.
.SATURDAY NIGHT...Partly cloudy. Lows 47 to 56.
.SUNDAY...Partly sunny. Highs around 86.
.SUNDAY NIGHT...Cloudy with a slight chance of showers and
thunderstorms. Lows 50 to 59.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers
and thunderstorms. Highs 75 to 83. Lows 44 to 54.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 44 to 54.
.WEDNESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 76.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 44 to 53.
.THURSDAY...Rain showers likely and a chance of thunderstorms.
Highs 70 to 77.

$$

IDZ062-221000-
Blackfoot Mountains-
Including Grace, Soda Springs, Henry, and Bone
133 PM MDT Thu Aug 21 2025

.TONIGHT...Decreasing clouds. Lows 49 to 59.
.FRIDAY...Sunny. Highs 82 to 92.
.FRIDAY NIGHT...Mostly clear. Lows 49 to 59.
.SATURDAY...Sunny. Highs 83 to 93.
.SATURDAY NIGHT...Partly cloudy. Lows 52 to 62.
.SUNDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 78 to 88.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers
and thunderstorms. Lows 53 to 63. Highs 71 to 81.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows 49 to 59.
.TUESDAY...Rain showers likely and a chance of thunderstorms.
Highs 70 to 79.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 48 to 58.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs 67 to 77.
.WEDNESDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms. Lows 48 to 58.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs 65 to 75.

$$

IDZ060-221000-
Bear River Range-
Including Emigration Summit
133 PM MDT Thu Aug 21 2025

.TONIGHT...Decreasing clouds. Lows 59 to 69.
.FRIDAY...Sunny. Highs 87 to 94.
.FRIDAY NIGHT...Mostly clear. Lows 58 to 67.
.SATURDAY...Sunny. Highs 88 to 95.
.SATURDAY NIGHT...Partly cloudy. Lows 60 to 69.
.SUNDAY...Partly sunny with a chance of rain showers and a slight
chance of thunderstorms. Highs 82 to 89.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows 59 to 66.
.MONDAY THROUGH TUESDAY...Rain showers likely and a chance of
thunderstorms. Highs 75 to 82. Lows 55 to 63.
.TUESDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms. Lows 55 to 63.
.WEDNESDAY...Rain showers likely and a chance of thunderstorms.
Highs 71 to 78.
.WEDNESDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms. Lows 54 to 62.
.THURSDAY...Rain showers likely and a chance of thunderstorms.
Highs 69 to 76.

$$

IDZ061-221000-
Bear Lake Valley-
Including St. Charles, Montpelier, and Georgetown
133 PM MDT Thu Aug 21 2025

.TONIGHT...Decreasing clouds. Lows 49 to 59.
.FRIDAY...Sunny. Highs 82 to 91.
.FRIDAY NIGHT...Mostly clear. Lows 48 to 58.
.SATURDAY...Sunny. Highs 83 to 91.
.SATURDAY NIGHT...Partly cloudy. Lows 49 to 59.
.SUNDAY...Partly sunny with a chance of rain showers and a slight
chance of thunderstorms. Highs 77 to 86.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows 49 to 59.
.MONDAY THROUGH TUESDAY...Rain showers likely and a chance of
thunderstorms. Highs 70 to 77. Lows 45 to 55.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 45 to 55.
.WEDNESDAY...Rain showers likely and a chance of thunderstorms.
Highs 68 to 75.
.WEDNESDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms. Lows 44 to 54.
.THURSDAY...Rain showers likely and a chance of thunderstorms.
Highs 67 to 74.

$$

IDZ071-074-221000-
Frank Church Wilderness-Big Lost Highlands/Copper Basin-
Including Clayton and Copper Basin
133 PM MDT Thu Aug 21 2025

.TONIGHT...Mostly clear. Areas of smoke after midnight. Lows
45 to 55.
.FRIDAY...Sunny. Highs 79 to 89.
.FRIDAY NIGHT...Mostly clear. Areas of smoke. Lows 46 to 56.
.SATURDAY...Sunny. Highs 81 to 91.
.SATURDAY NIGHT...Partly cloudy. Lows 51 to 61.
.SUNDAY...Partly sunny. Highs 76 to 86.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 51 to 61.
.MONDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs 72 to 82.
.MONDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. Lows
45 to 55. Highs 70 to 80.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs 68 to 78.

$$

IDZ055-221000-
Eastern Magic Valley-
Including Burley, Rupert, Heyburn, and Oakley
133 PM MDT Thu Aug 21 2025

.TONIGHT...Mostly cloudy. Lows 54 to 64. West winds up to 10 mph.
.FRIDAY...Sunny. Highs 89 to 96. Light and variable winds...
becoming northwest around 10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 55 to 65. West winds around
10 mph...shifting to south up to 10 mph after midnight.
.SATURDAY...Sunny. Highs 91 to 98. Northeast winds up to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows 60 to 70. Southwest winds
around 10 mph.
.SUNDAY...Mostly cloudy with a slight chance of rain showers.
Highs 85 to 92.
.SUNDAY NIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Lows 58 to 66.
.MONDAY THROUGH TUESDAY NIGHT...Mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. Highs 79 to
87. Lows 54 to 64.
.WEDNESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs 76 to 83.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A chance of rain
showers and a slight chance of thunderstorms. Lows 52 to 61.
Highs 75 to 82.

$$



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