183
FPUS55 KPIH 171832
ZFPPIH

Zone Forecast Product FOR Idaho
National Weather Service Pocatello ID
1232 PM MDT Sun May 17 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.

IDZ072-181000-
Sawtooth/Stanley Basin-
Including Stanley
1232 PM MDT Sun May 17 2026

.TONIGHT...Partly cloudy. Breezy. Lows 21 to 31.
.MONDAY...Sunny. Not as cool. Highs 47 to 57.
.MONDAY NIGHT...Partly cloudy. Lows 23 to 32.
.TUESDAY...Mostly sunny. Highs 51 to 61.
.TUESDAY NIGHT...Mostly clear. Lows 26 to 36.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 56 to 66.
Lows 29 to 39.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 60 to 70.
Lows 31 to 41.
.FRIDAY THROUGH SUNDAY...Mostly clear. Highs 64 to 74. Lows 33 to
43.

$$

IDZ073-181000-
Sun Valley Region-
Including Ketchum, Sun Valley, and Galena
1232 PM MDT Sun May 17 2026

.TONIGHT...Mostly clear. Windy. Lows 24 to 32. North winds around
30 mph after midnight.
.MONDAY...Sunny, breezy. Highs 49 to 59.
.MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
26 to 34.
.TUESDAY...Mostly sunny. Highs 52 to 62.
.TUESDAY NIGHT...Mostly clear. Lows 28 to 37.
.WEDNESDAY...Mostly sunny. Highs 58 to 68.
.WEDNESDAY NIGHT...Mostly clear. Lows 30 to 40.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 62 to 72.
Lows 33 to 43.
.FRIDAY THROUGH SUNDAY...Mostly clear. Highs 67 to 77. Lows 35 to
45.

$$

IDZ053-181000-
Upper Snake River Plain-
Including Idaho Falls, Rexburg, and St. Anthony
1232 PM MDT Sun May 17 2026

...FROST ADVISORY IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY...

.TONIGHT...Mostly cloudy. Windy. Lows 28 to 37. North winds 20 to
30 mph.
.MONDAY...Mostly sunny. Windy. Highs 49 to 57. North winds 20 to
30 mph.
.MONDAY NIGHT...Mostly clear. Lows 25 to 32. Northeast winds
10 to 15 mph.
.TUESDAY...Sunny. Highs 56 to 63. Southwest winds up to 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 32 to 39. South winds 10 to
15 mph.
.WEDNESDAY...Mostly sunny. Highs 60 to 68.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 34 to 41.
.THURSDAY THROUGH FRIDAY NIGHT...Partly cloudy. Highs 64 to 74.
Lows 36 to 45.
.SATURDAY...Sunny. Highs 72 to 79.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 40 to 49. Highs
74 to 81.

$$

IDZ052-181000-
Arco/Mud Lake Desert-
Including Mud Lake, INL, and Craters of the Moon NM
1232 PM MDT Sun May 17 2026

...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY...

.TONIGHT...Mostly cloudy. Windy. Lows 27 to 34. North winds 20 to
30 mph.
.MONDAY...Mostly sunny. Windy. Highs 53 to 60. North winds 20 to
30 mph.
.MONDAY NIGHT...Mostly clear. Lows 26 to 34. Northeast winds
10 to 15 mph.
.TUESDAY...Sunny. Highs 59 to 66. East winds around 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 30 to 37. Southwest winds
10 to 15 mph.
.WEDNESDAY...Sunny. Highs 64 to 71.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 34 to 41.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 67 to 74.
Lows 36 to 43.
.FRIDAY...Sunny. Highs 70 to 77.
.FRIDAY NIGHT...Partly cloudy. Lows 37 to 45.
.SATURDAY...Sunny. Highs 75 to 82.
.SATURDAY NIGHT...Partly cloudy. Lows 40 to 47.
.SUNDAY...Sunny. Highs 77 to 84.

$$

IDZ051-181000-
Shoshone/Lava Beds-
Including Shoshone, Richfield, and Carey
1232 PM MDT Sun May 17 2026

...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY...

.TONIGHT...Mostly cloudy in the evening then clearing. Lows 28 to
35. North winds 10 to 15 mph. Gusts up to 25 mph in the evening.
.MONDAY...Sunny. Highs 56 to 63. Northwest winds up to 10 mph...
shifting to north in the afternoon.
.MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
29 to 37. Northwest winds 10 to 15 mph...shifting to northeast
after midnight.
.TUESDAY...Mostly sunny. Highs 61 to 68. South winds around
10 mph.
.TUESDAY NIGHT...Mostly clear. Lows 32 to 39. West winds around
10 mph.
.WEDNESDAY THROUGH THURSDAY NIGHT...Partly cloudy. Highs 66 to
76. Lows 36 to 45.
.FRIDAY THROUGH SUNDAY...Mostly clear. Highs 73 to 83. Lows 40 to
50.

$$

IDZ056-057-181000-
Southern Hills/Albion Mountains-Raft River Region-
Including Albion, Almo, Malta, Rockland,
and Holbrook
1232 PM MDT Sun May 17 2026

.TONIGHT...Mostly cloudy. Windy. Lows 31 to 38. North winds 20 to
30 mph. Gusts up to 40 mph after midnight.
.MONDAY...Mostly sunny. Very windy. Highs 54 to 61. North winds
25 to 35 mph...decreasing to 15 to 25 mph in the afternoon.
.MONDAY NIGHT...Decreasing clouds. Lows 29 to 39. Northwest winds
10 to 15 mph...shifting to west after midnight.
.TUESDAY...Mostly sunny. Highs 59 to 66. West winds up to 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows 33 to 43. Southwest winds
around 10 mph.
.WEDNESDAY...Sunny. Highs 65 to 72.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
39 to 49. Highs 68 to 75.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 71 to 79. Lows
42 to 52.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 76 to 85. Lows
46 to 56.

$$

IDZ058-059-181000-
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-
Including Inkom, McCammon, Downey,
Lava Hot Springs, Malad, Preston, and Thatcher
1232 PM MDT Sun May 17 2026

.TONIGHT...Mostly cloudy. A chance of rain and snow after
midnight. Windy. Snow accumulation up to 1 inch. Lows 30 to 39.
North winds around 30 mph after midnight.
.MONDAY...Partly sunny in the morning then clearing. Windy. Highs
48 to 58. North winds around 30 mph in the morning.
.MONDAY NIGHT...Mostly clear. Colder. Lows 24 to 34.
.TUESDAY...Sunny. Not as cool. Highs 54 to 64.
.TUESDAY NIGHT...Mostly clear. Lows 30 to 40.
.WEDNESDAY...Sunny. Highs 60 to 70.
.WEDNESDAY NIGHT...Partly cloudy. Lows 34 to 44.
.THURSDAY...Sunny. Highs 63 to 72.
.THURSDAY NIGHT...Partly cloudy. Lows 37 to 47.
.FRIDAY...Sunny. Highs 66 to 76.
.FRIDAY NIGHT...Partly cloudy. Lows 38 to 48.
.SATURDAY...Sunny. Highs 72 to 81.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 42 to 52. Highs
73 to 82.

$$

IDZ054-181000-
Lower Snake River Plain-
Including Pocatello, Blackfoot, American Falls,
Shelley, and Fort Hall
1232 PM MDT Sun May 17 2026

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING FOR AMERICAN FALLS RESERVOIR...
...FROST ADVISORY IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY...

.TONIGHT...Mostly cloudy. Windy. Lows 31 to 38. North winds 20 to
30 mph.
.MONDAY...Mostly sunny. Windy. Highs 54 to 61. North winds 20 to
30 mph.
.MONDAY NIGHT...Mostly clear. Lows 26 to 35. Northeast winds
10 to 15 mph.
.TUESDAY...Sunny. Highs 59 to 66. West winds up to 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 31 to 39. Southwest winds
around 10 mph.
.WEDNESDAY...Sunny. Highs 63 to 71.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
36 to 46. Highs 67 to 74.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs 71 to 81. Lows
37 to 46.
.SATURDAY NIGHT...Partly cloudy. Lows 41 to 51.
.SUNDAY...Sunny. Highs 75 to 82.

$$

IDZ075-181000-
Wood River Foothills-
Including Hailey, Bellevue, and Picabo
1232 PM MDT Sun May 17 2026

.TONIGHT...Partly cloudy. Breezy. Lows 28 to 35. North winds
15 to 25 mph.
.MONDAY...Sunny. Highs 50 to 60. North winds 10 to 15 mph.
.MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
29 to 37. North winds up to 10 mph.
.TUESDAY...Mostly sunny. Highs 54 to 64. Southwest winds around
10 mph.
.TUESDAY NIGHT...Mostly clear. Lows 32 to 40. Northwest winds
around 10 mph.
.WEDNESDAY...Mostly sunny. Highs 60 to 70.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 35 to 44.
Highs 63 to 73.
.THURSDAY NIGHT...Partly cloudy. Lows 37 to 47.
.FRIDAY THROUGH SUNDAY...Mostly clear. Highs 68 to 78. Lows 40 to
50.

$$

IDZ069-181000-
Lost River Range-
Including Borah Peak
1232 PM MDT Sun May 17 2026

.TONIGHT...Mostly cloudy with a slight chance of snow in the
evening...then partly cloudy after midnight. Windy. Lows 27 to
34. North winds around 30 mph.
.MONDAY...Sunny, windy. Highs 46 to 56. North winds around 30 mph
in the morning.
.MONDAY NIGHT...Mostly clear. Lows 28 to 35.
.TUESDAY...Mostly sunny. Highs 50 to 60.
.TUESDAY NIGHT...Partly cloudy. Lows 33 to 40.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 56 to 66.
Lows 35 to 42.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 59 to 69.
Lows 38 to 45.
.FRIDAY...Sunny. Highs 62 to 72.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 39 to
49. Highs 67 to 77.
.SUNDAY...Sunny. Highs 68 to 78.

$$

IDZ063-064-181000-
Caribou Range-Big Hole Mountains-
Including Wayan, Swan Valley, and Victor
1232 PM MDT Sun May 17 2026

.TONIGHT...Cloudy. A slight chance of snow in the evening...then
a chance of snow after midnight. Snow accumulation up to
2 inches. Lows 29 to 36.
.MONDAY...Mostly cloudy. A chance of snow in the morning...then a
slight chance of thunderstorms and snow showers in the afternoon.
Little or no snow accumulation. Highs 46 to 53.
.MONDAY NIGHT...Mostly clear. Lows 24 to 33.
.TUESDAY...Sunny. Not as cool. Highs 53 to 60.
.TUESDAY NIGHT...Partly cloudy. Lows 27 to 36.
.WEDNESDAY...Sunny. Highs 58 to 65.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 32 to 39.
.THURSDAY THROUGH FRIDAY NIGHT...Partly cloudy. Highs 62 to 72.
Lows 34 to 42.
.SATURDAY...Sunny. Highs 69 to 78.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 37 to 46. Highs
71 to 80.

$$

IDZ068-070-181000-
Lost River Valley-Challis/Pahsimeroi Valleys-
Including Howe, Arco, Mackay, Chilly, and Challis
1232 PM MDT Sun May 17 2026

.TONIGHT...Partly cloudy. A slight chance of snow in the evening.
Windy. Lows 26 to 33. North winds 20 to 30 mph.
.MONDAY...Sunny, breezy. Highs 48 to 58. North winds 15 to
25 mph...decreasing to 10 to 15 mph in the afternoon.
.MONDAY NIGHT...Partly cloudy. Lows 27 to 34. North winds 10 to
15 mph in the evening...becoming light and variable.
.TUESDAY...Mostly sunny. Highs 54 to 64. Southwest winds up to
10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 31 to 38. West winds up to
10 mph.
.WEDNESDAY THROUGH THURSDAY NIGHT...Partly cloudy. Highs 61 to
71. Lows 34 to 44.
.FRIDAY...Sunny. Highs 65 to 75.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 37 to
47. Highs 69 to 79.
.SUNDAY...Sunny. Highs 70 to 80.

$$

IDZ066-067-181000-
Centennial Mountains - Island Park-Beaverhead - Lemhi Highlands-
Including Island Park, Kilgore, Dubois, Spencer,
Edie School, and Small
1232 PM MDT Sun May 17 2026

.TONIGHT...Mostly cloudy. Windy. Lows 25 to 32. North winds
around 30 mph.
.MONDAY...Mostly sunny. Windy. Highs 44 to 53. North winds around
30 mph in the morning.
.MONDAY NIGHT...Mostly clear. Lows 22 to 32.
.TUESDAY...Mostly sunny. Not as cool. Highs 52 to 60.
.TUESDAY NIGHT...Mostly cloudy. Lows 28 to 38.
.WEDNESDAY...Mostly sunny. Highs 56 to 64.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 29 to 39.
.THURSDAY...Mostly sunny. Highs 60 to 67.
.THURSDAY NIGHT...Mostly cloudy. Lows 32 to 42.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs 63 to 70.
.FRIDAY NIGHT...Partly cloudy. Lows 33 to 43.
.SATURDAY...Sunny. Highs 68 to 76.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 35 to 45. Highs
71 to 78.

$$

IDZ065-181000-
Teton Valley-
Including Ashton, Tetonia, and Driggs
1232 PM MDT Sun May 17 2026

.TONIGHT...Cloudy with a slight chance of snow. Breezy. Lows
27 to 34.
.MONDAY...Partly sunny. Breezy. Highs 48 to 55.
.MONDAY NIGHT...Mostly clear. Lows 22 to 29.
.TUESDAY...Sunny. Not as cool. Highs 54 to 61.
.TUESDAY NIGHT...Partly cloudy. Lows 29 to 36.
.WEDNESDAY...Mostly sunny. Highs 59 to 66.
.WEDNESDAY NIGHT...Mostly cloudy with a slight chance of rain.
Lows 33 to 40.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs around 65.
Lows 35 to 42.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs 65 to 72.
.FRIDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
36 to 43.
.SATURDAY...Sunny. Highs 70 to 77.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 40 to 47. Highs
73 to 80.

$$

IDZ062-181000-
Blackfoot Mountains-
Including Grace, Soda Springs, Henry, and Bone
1232 PM MDT Sun May 17 2026

.TONIGHT...Mostly cloudy. A chance of snow after midnight. Windy.
Snow accumulation up to 1 inch. Lows 28 to 37. North winds around
30 mph after midnight.
.MONDAY...Partly sunny. Windy. Highs 47 to 54. North winds around
30 mph in the morning.
.MONDAY NIGHT...Mostly clear. Lows 23 to 32.
.TUESDAY...Sunny. Not as cool. Highs 52 to 60.
.TUESDAY NIGHT...Partly cloudy. Lows 28 to 38.
.WEDNESDAY...Sunny. Highs 57 to 65.
.WEDNESDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 34 to
44. Highs 61 to 71.
.SATURDAY...Sunny. Highs 67 to 77.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 39 to 49. Highs
69 to 78.

$$

IDZ060-181000-
Bear River Range-
Including Emigration Summit
1232 PM MDT Sun May 17 2026

.TONIGHT...A slight chance of snow in the evening...then snow
likely after midnight. Breezy. Snow accumulation up to 2 inches.
Lows 34 to 41.
.MONDAY...Mostly cloudy. A chance of snow in the morning...then a
slight chance of snow in the afternoon. Breezy. Snow accumulation
up to 1 inch. Highs 44 to 51.
.MONDAY NIGHT...Partly cloudy. Lows 28 to 35.
.TUESDAY...Sunny. Not as cool. Highs 51 to 58.
.TUESDAY NIGHT...Mostly clear. Lows 33 to 40.
.WEDNESDAY...Sunny. Highs 56 to 63.
.WEDNESDAY NIGHT...Partly cloudy. Lows 39 to 46.
.THURSDAY...Sunny. Highs 60 to 67.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 42 to
50. Highs 63 to 70.
.SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 69 to 76.
Lows 48 to 55.
.SUNDAY...Sunny. Highs 71 to 78.

$$

IDZ061-181000-
Bear Lake Valley-
Including St. Charles, Montpelier, and Georgetown
1232 PM MDT Sun May 17 2026

.TONIGHT...A chance of snow and a slight chance of rain in the
evening...then snow and a slight chance of rain after midnight.
Snow accumulation up to 2 inches. Snow level 6200 feet. Lows
27 to 36.
.MONDAY...Mostly cloudy. A chance of snow in the morning...then a
chance of rain showers, snow showers and a slight chance of
thunderstorms in the afternoon. Snow accumulation up to 1 inch.
Highs 44 to 51.
.MONDAY NIGHT...Partly cloudy. Lows 22 to 32.
.TUESDAY...Mostly sunny. Not as cool. Highs 51 to 58.
.TUESDAY NIGHT...Partly cloudy. Lows 26 to 36.
.WEDNESDAY...Sunny. Highs 57 to 64.
.WEDNESDAY NIGHT...Partly cloudy. Lows 30 to 40.
.THURSDAY...Sunny. Highs 59 to 67.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 33 to
43. Highs 63 to 71.
.SATURDAY...Sunny. Highs 67 to 77.
.SATURDAY NIGHT...Partly cloudy. Lows 38 to 46.
.SUNDAY...Sunny. Highs 69 to 79.

$$

IDZ071-074-181000-
Frank Church Wilderness-Big Lost Highlands/Copper Basin-
Including Clayton and Copper Basin
1232 PM MDT Sun May 17 2026

.TONIGHT...Partly cloudy. Windy. Lows 22 to 31. North winds
around 30 mph in the evening.
.MONDAY...Sunny, breezy. Not as cool. Highs 46 to 56.
.MONDAY NIGHT...Partly cloudy. Lows 24 to 33.
.TUESDAY...Mostly sunny. Highs 51 to 61.
.TUESDAY NIGHT...Mostly clear. Lows 27 to 36.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 55 to 65.
Lows 30 to 40.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 60 to 70.
Lows 32 to 42.
.FRIDAY...Sunny. Highs 62 to 72.
.FRIDAY NIGHT...Partly cloudy. Lows 34 to 44.
.SATURDAY...Sunny. Highs 65 to 75.
.SATURDAY NIGHT...Partly cloudy. Lows 36 to 46.
.SUNDAY...Sunny. Highs 66 to 76.

$$

IDZ055-181000-
Eastern Magic Valley-
Including Burley, Rupert, Heyburn, and Oakley
1232 PM MDT Sun May 17 2026

...FROST ADVISORY IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY...

.TONIGHT...Mostly cloudy. Breezy. Lows 32 to 39. North winds
15 to 25 mph.
.MONDAY...Sunny, breezy. Highs 56 to 63. North winds 15 to
25 mph...decreasing to 10 to 15 mph in the afternoon.
.MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
30 to 39. North winds 10 to 15 mph...shifting to east after
midnight.
.TUESDAY...Mostly sunny. Highs 61 to 68. West winds up to 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows 33 to 43. Southwest winds
around 10 mph.
.WEDNESDAY...Sunny. Highs 66 to 73.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
39 to 49. Highs 69 to 76.
.FRIDAY THROUGH SUNDAY...Mostly clear. Highs 74 to 84. Lows 43 to
53.

$$



weather information on-line 24-hours a day
www.weather.gov/pocatello