444
FPUS55 KPIH 190632
ZFPPIH

Zone Forecast Product FOR Idaho
National Weather Service Pocatello ID
1231 AM MDT Sat Sep 19 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.

IDZ072-192200-
Sawtooth/Stanley Basin-
Including Stanley
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A slight chance of rain in the morning...
then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. Highs 54 to 64.
.TONIGHT...Partly cloudy. Lows 32 to 42.
.SUNDAY...Mostly sunny. Warmer. Highs 62 to 72.
.SUNDAY NIGHT...Mostly clear. Lows 33 to 43.
.MONDAY...Sunny. Highs 64 to 74.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 36 to
46. Highs 64 to 74.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 66 to 76. Lows
36 to 46.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 37 to 47. Highs
64 to 74.

$$

IDZ073-192200-
Sun Valley Region-
Including Ketchum, Sun Valley, and Galena
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A chance of rain showers and a slight
chance of thunderstorms in the afternoon. Highs 54 to 64.
.TONIGHT...Mostly cloudy in the evening then clearing. Lows 32 to
42.
.SUNDAY...Mostly sunny. Not as cool. Highs 60 to 70.
.SUNDAY NIGHT...Mostly clear. Lows 35 to 45.
.MONDAY...Sunny. Highs 64 to 74.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 38 to
48. Highs 65 to 75.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 67 to 77. Lows
38 to 48.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 40 to 50. Highs
66 to 76.

$$

IDZ052-053-192200-
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 Sat Sep 19 2026

.TODAY...Partly sunny. A chance of rain in the morning...then a
slight chance of showers and thunderstorms in the afternoon.
Highs 58 to 65. Southeast winds up to 10 mph...shifting to
southwest in the afternoon.
.TONIGHT...Mostly cloudy in the evening then clearing. Lows 36 to
43. Light and variable winds.
.SUNDAY...Mostly sunny. Highs 63 to 70. Light and variable winds.
.SUNDAY NIGHT...Mostly clear. Lows 38 to 45. East winds up to
10 mph.
.MONDAY...Sunny. Highs 69 to 76. Northeast winds up to 10 mph.
.MONDAY NIGHT...Mostly clear. Lows 40 to 48.
.TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs 71 to 78. Lows
42 to 50.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 71 to 80. Lows
41 to 50.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 43 to 52. Highs
74 to 81.

$$

IDZ051-192200-
Shoshone/Lava Beds-
Including Shoshone, Richfield, and Carey
1231 AM MDT Sat Sep 19 2026

.TODAY...Mostly sunny. A slight chance of rain in the morning.
Highs 61 to 68. Light and variable winds...becoming southwest up
to 10 mph in the afternoon.
.TONIGHT...Mostly clear. Lows 37 to 44. Light and variable
winds...becoming east up to 10 mph after midnight.
.SUNDAY...Mostly sunny. Highs 67 to 74. East winds up to 10 mph
in the morning...becoming light and variable.
.SUNDAY NIGHT...Mostly clear. Lows 40 to 48. East winds up to
10 mph.
.MONDAY...Sunny. Highs 73 to 80. East winds 10 to 15 mph.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 43 to
51. Highs 74 to 81.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 76 to 84. Lows
43 to 51.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 44 to 53. Highs
78 to 85.

$$

IDZ056-057-192200-
Southern Hills/Albion Mountains-Raft River Region-
Including Albion, Almo, Malta, Rockland,
and Holbrook
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A chance of rain in the morning...then a
chance of rain showers and a slight chance of thunderstorms in
the afternoon. Highs 59 to 66. West winds up to 10 mph.
.TONIGHT...Mostly clear. Lows 34 to 44. Northwest winds up to
10 mph in the evening...becoming light and variable.
.SUNDAY...Mostly sunny. Warmer. Highs 67 to 74. Light and
variable winds...becoming northeast up to 10 mph in the
afternoon.
.SUNDAY NIGHT...Mostly clear. Lows 39 to 49. Southeast winds up
to 10 mph.
.MONDAY...Sunny. Highs 72 to 79. Southeast winds up to 10 mph.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 44 to
54. Highs 73 to 80.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 74 to 83. Lows
44 to 54.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 46 to 56. Highs
76 to 83.

$$

IDZ058-059-192200-
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-
Including Inkom, McCammon, Downey,
Lava Hot Springs, Malad, Preston, and Thatcher
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A slight chance of rain in the morning...
then a chance of showers and thunderstorms in the afternoon.
Highs 56 to 66.
.TONIGHT...Partly cloudy. Colder. Lows 34 to 44.
.SUNDAY...Mostly sunny. Warmer. Highs 62 to 71.
.SUNDAY NIGHT...Mostly clear. Lows 37 to 47.
.MONDAY...Sunny, warmer. Highs 68 to 77.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 41 to 51. Highs
69 to 77.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows 42 to 52.
.WEDNESDAY...Mostly sunny. Highs 69 to 79.
.WEDNESDAY NIGHT...Mostly clear. Lows 41 to 51.
.THURSDAY...Sunny. Highs 72 to 81.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 43 to 53. Highs
72 to 81.

$$

IDZ054-192200-
Lower Snake River Plain-
Including Pocatello, Blackfoot, American Falls,
Shelley, and Fort Hall
1231 AM MDT Sat Sep 19 2026

.TODAY...Mostly sunny. A chance of rain in the morning...then a
slight chance of showers and thunderstorms in the afternoon.
Highs 59 to 66. Southwest winds up to 10 mph.
.TONIGHT...Partly cloudy. Lows 35 to 44. Light and variable
winds.
.SUNDAY...Mostly sunny. Warmer. Highs 66 to 73. Light and
variable winds.
.SUNDAY NIGHT...Mostly clear. Lows 37 to 47. Northeast winds up
to 10 mph.
.MONDAY...Sunny. Highs 72 to 79. Northeast winds up to 10 mph.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 41 to
51. Highs 73 to 80.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 74 to 81.
Lows 41 to 51.
.THURSDAY...Sunny. Highs 76 to 83.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 43 to 52. Highs
76 to 83.

$$

IDZ075-192200-
Wood River Foothills-
Including Hailey, Bellevue, and Picabo
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A slight chance of rain in the morning...
then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. Highs 55 to 64. Light and
variable winds...becoming south up to 10 mph in the afternoon.
.TONIGHT...Partly cloudy. Lows 34 to 44. Light and variable
winds.
.SUNDAY...Mostly sunny. Warmer. Highs 61 to 71. Light and
variable winds...becoming south around 10 mph in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows 38 to 48. Northeast winds up
to 10 mph.
.MONDAY...Sunny. Highs 65 to 75. East winds around 10 mph.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 41 to
51. Highs 67 to 77.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 69 to 79. Lows
41 to 51.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 43 to 53. Highs
69 to 79.

$$

IDZ069-192200-
Lost River Range-
Including Borah Peak
1231 AM MDT Sat Sep 19 2026

.TODAY...Mostly cloudy. A chance of rain in the morning...then a
chance of rain showers and a slight chance of thunderstorms in
the afternoon. Highs 52 to 61.
.TONIGHT...Mostly cloudy with a slight chance of rain in the
evening...then partly cloudy after midnight. Lows 39 to 46.
.SUNDAY...Mostly sunny. Not as cool. Highs 59 to 67.
.SUNDAY NIGHT...Mostly clear. Lows 40 to 47.
.MONDAY...Sunny. Highs 62 to 72.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 43 to
50. Highs 64 to 73.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 66 to 76. Lows
43 to 50.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 44 to 51. Highs
66 to 76.

$$

IDZ063-064-192200-
Caribou Range-Big Hole Mountains-
Including Wayan, Swan Valley, and Victor
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A chance of rain in the morning...then a
chance of showers and thunderstorms in the afternoon. Highs 56 to
63.
.TONIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms in the evening...then partly cloudy after midnight.
Colder. Lows 32 to 42.
.SUNDAY...Mostly sunny. Highs 60 to 67.
.SUNDAY NIGHT...Mostly clear. Lows 33 to 43.
.MONDAY...Sunny, warmer. Highs 67 to 75.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 37 to 47. Highs
69 to 76.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 39 to 49.
.WEDNESDAY...Mostly sunny with a slight chance of rain. Highs
69 to 76.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 37 to 47.
Highs 71 to 79.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 39 to 49. Highs
72 to 79.

$$

IDZ068-070-192200-
Lost River Valley-Challis/Pahsimeroi Valleys-
Including Howe, Arco, Mackay, Chilly, and Challis
1231 AM MDT Sat Sep 19 2026

.TODAY...Mostly cloudy. A chance of rain in the morning...then a
chance of rain showers and a slight chance of thunderstorms in
the afternoon. Highs 56 to 66. Light and variable winds.
.TONIGHT...Mostly cloudy with a slight chance of rain in the
evening...then partly cloudy after midnight. Lows 36 to 46. Light
and variable winds.
.SUNDAY...Mostly sunny. Warmer. Highs 61 to 71. Light and
variable winds.
.SUNDAY NIGHT...Mostly clear. Lows 38 to 47. Light and variable
winds.
.MONDAY...Sunny. Highs 66 to 76. Light and variable winds.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 41 to
49. Highs 67 to 77.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 69 to 79. Lows
41 to 49.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 42 to 50. Highs
69 to 79.

$$

IDZ066-067-192200-
Centennial Mountains - Island Park-Beaverhead - Lemhi Highlands-
Including Island Park, Kilgore, Dubois, Spencer,
Edie School, and Small
1231 AM MDT Sat Sep 19 2026

.TODAY...Mostly cloudy. A chance of rain in the morning...then a
chance of rain showers and a slight chance of thunderstorms in
the afternoon. Highs 54 to 61.
.TONIGHT...Mostly cloudy. A slight chance of rain in the evening.
Colder. Lows 33 to 43.
.SUNDAY...Mostly sunny. Not as cool. Highs 59 to 66.
.SUNDAY NIGHT...Mostly clear. Lows 33 to 43.
.MONDAY...Sunny. Highs 64 to 72.
.MONDAY NIGHT...Mostly clear. Lows 35 to 45.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 66 to 74. Lows
37 to 47.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows
38 to 48. Highs 68 to 76.
.FRIDAY...Mostly sunny. Highs 68 to 76.

$$

IDZ065-192200-
Teton Valley-
Including Ashton, Tetonia, and Driggs
1231 AM MDT Sat Sep 19 2026

.TODAY...Rain showers likely and a slight chance of thunderstorms
in the morning...then a chance of showers and thunderstorms in
the afternoon. Highs 57 to 64.
.TONIGHT...Mostly cloudy. A slight chance of rain in the evening.
Colder. Lows 32 to 40.
.SUNDAY...Mostly sunny. Highs 60 to 67.
.SUNDAY NIGHT...Mostly clear. Lows 32 to 41.
.MONDAY...Sunny, warmer. Highs 67 to 74.
.MONDAY NIGHT...Mostly clear. Lows 36 to 44.
.TUESDAY...Mostly sunny. Highs around 73.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. A slight chance of
rain. Lows 39 to 47. Highs 69 to 76.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 38 to 46.
Highs around 75.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 40 to 48. Highs
around 76.

$$

IDZ062-192200-
Blackfoot Mountains-
Including Grace, Soda Springs, Henry, and Bone
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A slight chance of rain in the morning...
then a chance of showers and thunderstorms in the afternoon.
Highs 55 to 64.
.TONIGHT...Partly cloudy. Colder. Lows 32 to 42.
.SUNDAY...Mostly sunny. Highs 60 to 69.
.SUNDAY NIGHT...Mostly clear. Lows 34 to 44.
.MONDAY...Sunny, warmer. Highs 66 to 75.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 39 to 49. Highs
68 to 75.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows 40 to 50.
.WEDNESDAY...Mostly sunny. Highs 68 to 76.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 39 to 49.
Highs 70 to 79.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 42 to 52. Highs
70 to 78.

$$

IDZ060-192200-
Bear River Range-
Including Emigration Summit
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A chance of rain showers and a slight
chance of thunderstorms in the afternoon. Highs 57 to 64.
.TONIGHT...Partly cloudy. A slight chance of rain in the evening.
Lows 39 to 47.
.SUNDAY...Sunny. Highs 60 to 67.
.SUNDAY NIGHT...Mostly clear. Lows 42 to 50.
.MONDAY...Sunny, warmer. Highs 67 to 74.
.MONDAY NIGHT...Partly cloudy. Lows 47 to 55.
.TUESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs 67 to 74.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 48 to 55.
.WEDNESDAY...Sunny with a slight chance of rain. Highs 67 to 74.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 47 to 54.
Highs 71 to 78.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 49 to 57. Highs
71 to 78.

$$

IDZ061-192200-
Bear Lake Valley-
Including St. Charles, Montpelier, and Georgetown
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A slight chance of rain in the morning...
then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. Highs 58 to 65.
.TONIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms in the evening...then mostly clear after midnight.
Colder. Lows 30 to 40.
.SUNDAY...Mostly sunny. Highs 62 to 69.
.SUNDAY NIGHT...Mostly clear. Lows 32 to 42.
.MONDAY...Sunny. Highs 67 to 74.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 37 to 47. Highs
68 to 75.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms. Lows 38 to 48.
.WEDNESDAY...Sunny with a slight chance of rain. Highs 69 to 76.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 37 to 47.
Highs 71 to 78.
.THURSDAY NIGHT...Partly cloudy. Lows 39 to 49.
.FRIDAY...Sunny. Highs 71 to 78.

$$

IDZ071-074-192200-
Frank Church Wilderness-Big Lost Highlands/Copper Basin-
Including Clayton and Copper Basin
1231 AM MDT Sat Sep 19 2026

.TODAY...Mostly cloudy. A chance of rain in the morning...then a
chance of rain showers and a slight chance of thunderstorms in
the afternoon. Highs 55 to 65.
.TONIGHT...Decreasing clouds. Lows 35 to 45.
.SUNDAY...Mostly sunny. Not as cool. Highs 62 to 72.
.SUNDAY NIGHT...Mostly clear. Lows 36 to 46.
.MONDAY...Sunny. Highs 65 to 75.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 39 to
49. Highs 65 to 75.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 68 to 78. Lows
38 to 48.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 40 to 50. Highs
67 to 77.

$$

IDZ055-192200-
Eastern Magic Valley-
Including Burley, Rupert, Heyburn, and Oakley
1231 AM MDT Sat Sep 19 2026

.TODAY...Partly sunny. A chance of rain in the morning...then a
slight chance of showers and thunderstorms in the afternoon.
Highs 60 to 67. Southwest winds around 10 mph.
.TONIGHT...Mostly clear. Lows 36 to 46. Light and variable winds.
.SUNDAY...Mostly sunny. Warmer. Highs 67 to 74. East winds up to
10 mph in the morning...becoming light and variable.
.SUNDAY NIGHT...Mostly clear. Lows 40 to 50. East winds up to
10 mph.
.MONDAY...Sunny. Highs 73 to 80. East winds around 10 mph.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 44 to
54. Highs 74 to 81.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 76 to 85. Lows
44 to 54.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 46 to 56. Highs
78 to 85.

$$



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www.weather.gov/pocatello