422
FPUS55 KPIH 230632
ZFPPIH
ZONE FORECAST PRODUCT FOR IDAHO
NATIONAL WEATHER SERVICE POCATELLO ID
1231 AM MDT WED SEP 23 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.
IDZ072-232200-
SAWTOOTH/STANLEY BASIN-
INCLUDING STANLEY
1231 AM MDT WED SEP 23 2026
TODAY
SUNNY. HIGHS 62 TO 72.
TONIGHT
MOSTLY CLEAR. LOWS 35 TO 45.
THURSDAY
SUNNY, WARMER. HIGHS 68 TO 78.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 40 TO 50.
FRIDAY
MOSTLY SUNNY. HIGHS 62 TO 72.
FRIDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
30 TO 40.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS 52 TO 62. LOWS
30 TO 40.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 29 TO 39.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. HIGHS 50 TO 60. LOWS
27 TO 37.
TUESDAY
SUNNY. HIGHS 53 TO 63.
IDZ073-232200-
SUN VALLEY REGION-
INCLUDING KETCHUM, SUN VALLEY, AND GALENA
1231 AM MDT WED SEP 23 2026
TODAY
SUNNY. HIGHS 62 TO 71.
TONIGHT
MOSTLY CLEAR. LOWS 36 TO 46.
THURSDAY
SUNNY. HIGHS 66 TO 75.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 40 TO 50.
FRIDAY
SUNNY. HIGHS 65 TO 74.
FRIDAY NIGHT THROUGH MONDAY
PARTLY CLOUDY. LOWS 33 TO 43.
HIGHS 55 TO 65.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 30 TO 39. HIGHS
54 TO 63.
IDZ052-053-232200-
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 WED SEP 23 2026
TODAY...MOSTLY SUNNY. HIGHS 65 TO 72. LIGHT AND VARIABLE WINDS
BECOMING SOUTH UP TO 10 MPH IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 40 TO 47. SOUTHEAST WINDS UP TO
10 MPH...SHIFTING TO NORTHEAST AROUND 10 MPH AFTER MIDNIGHT.
THURSDAY
SUNNY. HIGHS 70 TO 77. NORTHEAST WINDS AROUND 10 MPH
IN THE MORNING...BECOMING LIGHT AND VARIABLE.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 51. EAST WINDS UP TO
10 MPH.
FRIDAY
SUNNY. HIGHS 72 TO 79. EAST WINDS AROUND 10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. BREEZY. LOWS 42 TO
52. HIGHS 62 TO 69.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS 39 TO 49.
SUNDAY
MOSTLY SUNNY. HIGHS 64 TO 71.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
40 TO 49.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. HIGHS 59 TO 66. LOWS
35 TO 43.
TUESDAY
SUNNY. HIGHS 60 TO 67.
IDZ051-232200-
SHOSHONE/LAVA BEDS-
INCLUDING SHOSHONE, RICHFIELD, AND CAREY
1231 AM MDT WED SEP 23 2026
TODAY...SUNNY. HIGHS 70 TO 78. NORTHEAST WINDS UP TO 10 MPH
SHIFTING TO SOUTH IN THE AFTERNOON.
TONIGHT...MOSTLY CLEAR. LOWS 43 TO 53. EAST WINDS UP TO 10 MPH
SHIFTING TO NORTHEAST AFTER MIDNIGHT.
THURSDAY
SUNNY. HIGHS 75 TO 83. EAST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 45 TO 55. EAST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS 76 TO 83. EAST WINDS 10 TO 15 MPH.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY. BREEZY. LOWS 38 TO
48. HIGHS 63 TO 73.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 39 TO 46.
MONDAY
MOSTLY SUNNY. HIGHS 62 TO 69.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 34 TO 41. HIGHS
63 TO 70.
IDZ056-057-232200-
SOUTHERN HILLS/ALBION MOUNTAINS-RAFT RIVER REGION-
INCLUDING ALBION, ALMO, MALTA, ROCKLAND,
AND HOLBROOK
1231 AM MDT WED SEP 23 2026
TODAY...SUNNY. HIGHS 69 TO 76. SOUTH WINDS UP TO 10 MPH
SHIFTING TO EAST IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 43 TO 53. SOUTHEAST WINDS UP TO
10 MPH.
THURSDAY
SUNNY. HIGHS 74 TO 81. SOUTHEAST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 57. SOUTHEAST WINDS
10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS 75 TO 82. SOUTH WINDS 10 TO 15 MPH.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY. LOWS 40 TO 50.
HIGHS 64 TO 74.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
39 TO 49.
MONDAY
MOSTLY SUNNY. HIGHS 59 TO 68.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 33 TO 43. HIGHS
62 TO 69.
IDZ058-059-232200-
MARSH AND ARBON HIGHLANDS-FRANKLIN/EASTERN ONEIDA REGION-
INCLUDING INKOM, MCCAMMON, DOWNEY,
LAVA HOT SPRINGS, MALAD, PRESTON, AND THATCHER
1231 AM MDT WED SEP 23 2026
TODAY
SUNNY. HIGHS 63 TO 73.
TONIGHT
MOSTLY CLEAR. LOWS 40 TO 50.
THURSDAY
SUNNY. HIGHS 69 TO 78.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 43 TO 53.
FRIDAY
SUNNY. HIGHS 70 TO 80.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 52.
SATURDAY
SUNNY. HIGHS 63 TO 73.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS 43 TO 53. HIGHS
65 TO 75.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
41 TO 51.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. HIGHS 57 TO 67. LOWS
35 TO 45.
TUESDAY
SUNNY. HIGHS 58 TO 68.
IDZ054-232200-
LOWER SNAKE RIVER PLAIN-
INCLUDING POCATELLO, BLACKFOOT, AMERICAN FALLS,
SHELLEY, AND FORT HALL
1231 AM MDT WED SEP 23 2026
TODAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS 67 TO
74. LIGHT AND VARIABLE WINDS.
TONIGHT
MOSTLY CLEAR. LOWS 40 TO 48. EAST WINDS UP TO 10 MPH.
THURSDAY
SUNNY. HIGHS 73 TO 80. NORTHEAST WINDS AROUND 10 MPH
IN THE MORNING...BECOMING LIGHT AND VARIABLE.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 51. EAST WINDS UP TO
10 MPH.
FRIDAY
SUNNY. HIGHS 75 TO 82. SOUTHEAST WINDS AROUND 10 MPH.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY. LOWS 40 TO 50.
HIGHS 63 TO 73.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
40 TO 49.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. HIGHS 61 TO 68. LOWS
34 TO 44.
TUESDAY
SUNNY. HIGHS 62 TO 69.
IDZ075-232200-
WOOD RIVER FOOTHILLS-
INCLUDING HAILEY, BELLEVUE, AND PICABO
1231 AM MDT WED SEP 23 2026
TODAY...SUNNY. HIGHS 64 TO 74. NORTH WINDS UP TO 10 MPH
SHIFTING TO SOUTH AROUND 10 MPH IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 40 TO 50. NORTHEAST WINDS UP TO
10 MPH.
THURSDAY
SUNNY. HIGHS 68 TO 78. NORTHEAST WINDS AROUND
10 MPH...SHIFTING TO SOUTHEAST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 44 TO 53. NORTHEAST WINDS
AROUND 10 MPH.
FRIDAY
SUNNY. HIGHS 68 TO 78. EAST WINDS 10 TO 15 MPH.
FRIDAY NIGHT THROUGH MONDAY
PARTLY CLOUDY. LOWS 37 TO 47.
HIGHS 57 TO 67.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 32 TO 42. HIGHS
56 TO 66.
IDZ069-232200-
LOST RIVER RANGE-
INCLUDING BORAH PEAK
1231 AM MDT WED SEP 23 2026
TODAY
SUNNY. HIGHS 59 TO 69.
TONIGHT
MOSTLY CLEAR. LOWS 41 TO 48.
THURSDAY
SUNNY. HIGHS 64 TO 74.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 44 TO 51.
FRIDAY
SUNNY. HIGHS 65 TO 75.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO
47. HIGHS 56 TO 65.
SUNDAY
PARTLY SUNNY. HIGHS 57 TO 67.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
40 TO 47.
MONDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN AND SNOW.
HIGHS 53 TO 63.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 36 TO 43.
TUESDAY
SUNNY. HIGHS 54 TO 64.
IDZ063-064-232200-
CARIBOU RANGE-BIG HOLE MOUNTAINS-
INCLUDING WAYAN, SWAN VALLEY, AND VICTOR
1231 AM MDT WED SEP 23 2026
TODAY
MOSTLY SUNNY. HIGHS 62 TO 69.
TONIGHT
MOSTLY CLEAR. LOWS 36 TO 45.
THURSDAY
SUNNY, WARMER. HIGHS 69 TO 76.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 49.
FRIDAY
SUNNY. HIGHS 70 TO 77.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 50.
SATURDAY
SUNNY. HIGHS 61 TO 69.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS 40 TO 49. HIGHS
64 TO 71.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 40 TO
47.
MONDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 56 TO 63.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 33 TO 42.
TUESDAY
SUNNY. HIGHS 57 TO 64.
IDZ068-070-232200-
LOST RIVER VALLEY-CHALLIS/PAHSIMEROI VALLEYS-
INCLUDING HOWE, ARCO, MACKAY, CHILLY, AND CHALLIS
1231 AM MDT WED SEP 23 2026
TODAY...SUNNY. HIGHS 63 TO 73. LIGHT AND VARIABLE WINDS
BECOMING SOUTH UP TO 10 MPH IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 40 TO 47. SOUTH WINDS UP TO 10 MPH.
THURSDAY
SUNNY, WARMER. HIGHS 68 TO 78. SOUTHEAST WINDS UP TO
10 MPH...INCREASING TO 10 TO 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 42 TO 50. SOUTH WINDS AROUND
10 MPH.
FRIDAY
SUNNY. HIGHS 68 TO 78. SOUTH WINDS 10 TO 15 MPH.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY. LOWS 38 TO 48.
HIGHS 58 TO 68.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
38 TO 46.
MONDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 55 TO
65.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 34 TO 42.
TUESDAY
SUNNY. HIGHS 57 TO 67.
IDZ066-067-232200-
CENTENNIAL MOUNTAINS - ISLAND PARK-BEAVERHEAD - LEMHI HIGHLANDS-
INCLUDING ISLAND PARK, KILGORE, DUBOIS, SPENCER,
EDIE SCHOOL, AND SMALL
1231 AM MDT WED SEP 23 2026
TODAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS 60 TO
67.
TONIGHT
MOSTLY CLEAR. LOWS 35 TO 45.
THURSDAY
SUNNY. HIGHS 65 TO 74.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 38 TO 48.
FRIDAY
SUNNY. HIGHS 67 TO 75.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
PARTLY CLOUDY. LOWS 37 TO
47. HIGHS 58 TO 65.
SUNDAY
PARTLY SUNNY. HIGHS 59 TO 68.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 36 TO
46.
MONDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS 55 TO 63.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 31 TO 41.
TUESDAY
SUNNY. HIGHS 55 TO 62.
IDZ065-232200-
TETON VALLEY-
INCLUDING ASHTON, TETONIA, AND DRIGGS
1231 AM MDT WED SEP 23 2026
TODAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS 62 TO
69.
TONIGHT
MOSTLY CLEAR. LOWS 37 TO 44.
THURSDAY
SUNNY. HIGHS AROUND 73.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 41 TO 48.
FRIDAY
SUNNY. HIGHS AROUND 74.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS 44 TO 51. HIGHS
AROUND 65.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS 40 TO 47. HIGHS
AROUND 68.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 40 TO
47.
MONDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS AROUND 61.
MONDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
33 TO 40.
TUESDAY
SUNNY. HIGHS 58 TO 65.
IDZ062-232200-
BLACKFOOT MOUNTAINS-
INCLUDING GRACE, SODA SPRINGS, HENRY, AND BONE
1231 AM MDT WED SEP 23 2026
TODAY
MOSTLY SUNNY. HIGHS 62 TO 70.
TONIGHT
MOSTLY CLEAR. LOWS 37 TO 47.
THURSDAY
SUNNY. HIGHS 68 TO 76.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 52.
FRIDAY
SUNNY. HIGHS 69 TO 76.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 41 TO 51.
SATURDAY
SUNNY. HIGHS 60 TO 70.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS 41 TO 51. HIGHS
64 TO 72.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
40 TO 49.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. HIGHS 56 TO 64. LOWS
34 TO 44.
TUESDAY
SUNNY. HIGHS 57 TO 64.
IDZ060-232200-
BEAR RIVER RANGE-
INCLUDING EMIGRATION SUMMIT
1231 AM MDT WED SEP 23 2026
TODAY
SUNNY. HIGHS 63 TO 70.
TONIGHT
MOSTLY CLEAR. LOWS 45 TO 54.
THURSDAY
SUNNY. HIGHS 68 TO 75.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 50 TO 57.
FRIDAY
SUNNY. HIGHS 69 TO 76.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 50 TO 57.
SATURDAY
SUNNY. HIGHS 65 TO 72.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS 50 TO 58. HIGHS
66 TO 73.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
48 TO 55.
MONDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 58 TO 65.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 49.
TUESDAY
SUNNY. HIGHS 58 TO 65.
IDZ061-232200-
BEAR LAKE VALLEY-
INCLUDING ST. CHARLES, MONTPELIER, AND GEORGETOWN
1231 AM MDT WED SEP 23 2026
TODAY
SUNNY. HIGHS 64 TO 71.
TONIGHT
MOSTLY CLEAR. LOWS 37 TO 47.
THURSDAY
MOSTLY SUNNY. HIGHS 67 TO 74.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 49.
FRIDAY
SUNNY. HIGHS 70 TO 77.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS
67 TO 74.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS 41 TO 51. HIGHS
67 TO 74.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 39 TO
49.
MONDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 59 TO 66.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 32 TO 42.
TUESDAY
SUNNY. HIGHS 59 TO 66.
IDZ071-074-232200-
FRANK CHURCH WILDERNESS-BIG LOST HIGHLANDS/COPPER BASIN-
INCLUDING CLAYTON AND COPPER BASIN
1231 AM MDT WED SEP 23 2026
TODAY
SUNNY. HIGHS 62 TO 72.
TONIGHT
MOSTLY CLEAR. LOWS 37 TO 47.
THURSDAY
SUNNY. HIGHS 68 TO 78.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 41 TO 51.
FRIDAY
SUNNY. HIGHS 64 TO 74.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY. LOWS 33 TO 43.
HIGHS 55 TO 65.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS
33 TO 43.
MONDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 52 TO
62.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 30 TO 40.
TUESDAY
SUNNY. HIGHS 55 TO 65.
IDZ055-232200-
EASTERN MAGIC VALLEY-
INCLUDING BURLEY, RUPERT, HEYBURN, AND OAKLEY
1231 AM MDT WED SEP 23 2026
TODAY
SUNNY. HIGHS 69 TO 76. EAST WINDS UP TO 10 MPH.
TONIGHT...MOSTLY CLEAR. LOWS 43 TO 53. EAST WINDS UP TO 10 MPH
INCREASING TO 10 TO 15 MPH AFTER MIDNIGHT.
THURSDAY
SUNNY. HIGHS 75 TO 82. EAST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 56. SOUTHEAST WINDS
10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS 77 TO 84. SOUTH WINDS 10 TO 15 MPH.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
PARTLY CLOUDY. BREEZY.
LOWS 40 TO 50. HIGHS 62 TO 69.
SUNDAY
MOSTLY SUNNY. HIGHS 68 TO 75.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 42 TO 49.
MONDAY
MOSTLY SUNNY. HIGHS 61 TO 68.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 36 TO 44. HIGHS
63 TO 70.
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