872
FPUS55 KPIH 171957
ZFPPIH
ZONE FORECAST PRODUCT FOR IDAHO
NATIONAL WEATHER SERVICE POCATELLO ID
157 PM MDT THU SEP 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
157 PM MDT THU SEP 17 2026
TONIGHT...PARTLY CLOUDY IN THE EVENING
THEN MOSTLY CLOUDY WITH
ISOLATED RAIN SHOWERS AFTER MIDNIGHT. LOWS 37 TO 47.
FRIDAY...A CHANCE OF RAIN SHOWERS IN THE MORNING
THEN RAIN
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
55 TO 65.
FRIDAY NIGHT
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. LOWS 36 TO 46.
SATURDAY
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 54 TO 64.
SATURDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 34 TO 44.
SUNDAY AND SUNDAY NIGHT
MOSTLY CLEAR. HIGHS 63 TO 73. LOWS
36 TO 46.
MONDAY
SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 63 TO 73.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 36 TO 46.
TUESDAY
SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 62 TO 72.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 35 TO
45. HIGHS 62 TO 72.
THURSDAY
MOSTLY SUNNY. HIGHS 63 TO 73.
IDZ073-181000-
SUN VALLEY REGION-
INCLUDING KETCHUM, SUN VALLEY, AND GALENA
157 PM MDT THU SEP 17 2026
TONIGHT
INCREASING CLOUDS. SCATTERED RAIN SHOWERS. COLDER.
LOWS 37 TO 47.
FRIDAY...A CHANCE OF RAIN SHOWERS IN THE MORNING
THEN RAIN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS 57 TO 67.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING...THEN A CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. LOWS 36 TO 44.
SATURDAY
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 55 TO 65.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS 35 TO 44.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 63 TO 73. LOWS 37 TO
47.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 48.
TUESDAY
SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 64 TO 74.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 37 TO 47.
HIGHS 64 TO 74.
IDZ052-053-181000-
ARCO/MUD LAKE DESERT-UPPER SNAKE RIVER PLAIN-
INCLUDING MUD LAKE, INL, CRATERS OF THE MOON NM,
IDAHO FALLS, REXBURG, AND ST. ANTHONY
157 PM MDT THU SEP 17 2026
TONIGHT
NUMEROUS RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN
THE EVENING...THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. LOWS 47 TO 54. EAST WINDS AROUND
10 MPH.
FRIDAY...PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE MORNING
THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS 65 TO 72. NORTHEAST WINDS UP TO 10 MPH...SHIFTING TO SOUTH
AROUND 10 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION
50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS 42 TO 49.
SOUTH WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 59 TO 66. SOUTHWEST WINDS
AROUND 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 40 TO 47. WEST WINDS UP TO 10 MPH. CHANCE OF
PRECIPITATION 20 PERCENT.
SUNDAY
MOSTLY SUNNY. HIGHS 67 TO 74.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 41 TO 48. HIGHS
68 TO 75.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS 42 TO 50. HIGHS
69 TO 76.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 41 TO 50.
HIGHS 70 TO 77.
IDZ051-181000-
SHOSHONE/LAVA BEDS-
INCLUDING SHOSHONE, RICHFIELD, AND CAREY
157 PM MDT THU SEP 17 2026
TONIGHT
MOSTLY CLOUDY WITH SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS IN THE EVENING...THEN PARTLY CLOUDY WITH ISOLATED
RAIN SHOWERS AFTER MIDNIGHT. COOLER. LOWS 46 TO 53. NORTHEAST
WINDS AROUND 10 MPH.
FRIDAY
PARTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING...THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS 65 TO 72. EAST WINDS UP TO
10 MPH...SHIFTING TO SOUTHWEST IN THE AFTERNOON. CHANCE OF
PRECIPITATION 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. LOWS 41 TO 48. SOUTHWEST WINDS UP TO 10 MPH.
CHANCE OF PRECIPITATION 40 PERCENT.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 62 TO 69. SOUTHWEST WINDS
UP TO 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 41 TO 48. SOUTHWEST WINDS
UP TO 10 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 70 TO 78. LOWS 43 TO
51.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 44 TO 51.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 73 TO 80. LOWS
42 TO 51.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 44 TO 51.
THURSDAY
SUNNY. HIGHS 73 TO 80.
IDZ056-057-181000-
SOUTHERN HILLS/ALBION MOUNTAINS-RAFT RIVER REGION-
INCLUDING ALBION, ALMO, MALTA, ROCKLAND,
AND HOLBROOK
157 PM MDT THU SEP 17 2026
TONIGHT
DECREASING CLOUDS. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. COOLER. LOWS 46 TO 54. SOUTH WINDS 10 TO 15 MPH...
DECREASING TO UP TO 10 MPH AFTER MIDNIGHT.
FRIDAY...PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE MORNING
THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS 63 TO 72. SOUTH WINDS UP TO 10 MPH...SHIFTING TO WEST IN
THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN PARTLY CLOUDY WITH A SLIGHT
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. COLDER. LOWS 39 TO 49.
WEST WINDS UP TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 60 TO 67. WEST WINDS AROUND
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 49. WEST WINDS UP TO
10 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 69 TO 78. LOWS 42 TO
52.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 45 TO 55.
TUESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 71 TO
79.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 45 TO 55.
HIGHS 72 TO 80.
IDZ058-059-181000-
MARSH AND ARBON HIGHLANDS-FRANKLIN/EASTERN ONEIDA REGION-
INCLUDING INKOM, MCCAMMON, DOWNEY,
LAVA HOT SPRINGS, MALAD, PRESTON, AND THATCHER
157 PM MDT THU SEP 17 2026
TONIGHT
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. LOWS 47 TO 57.
FRIDAY
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING...THEN RAIN SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 63 TO 73.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. COLDER. LOWS
41 TO 49.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 56 TO 66.
SATURDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 38 TO 48.
SUNDAY
MOSTLY SUNNY. HIGHS 65 TO 75.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 40 TO 50. HIGHS
67 TO 76.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 43 TO 53.
TUESDAY
SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 68 TO 77.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 43 TO 53.
HIGHS 69 TO 79.
IDZ054-181000-
LOWER SNAKE RIVER PLAIN-
INCLUDING POCATELLO, BLACKFOOT, AMERICAN FALLS,
SHELLEY, AND FORT HALL
157 PM MDT THU SEP 17 2026
TONIGHT
NUMEROUS RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN
THE EVENING...THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. LOWS 49 TO 56. EAST WINDS 10 TO
15 MPH...SHIFTING TO NORTHEAST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS 66 TO 73. NORTHEAST WINDS UP TO 10 MPH...
SHIFTING TO SOUTHWEST AROUND 10 MPH IN THE AFTERNOON. CHANCE OF
PRECIPITATION 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN A SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. COLDER. LOWS 42 TO 51. SOUTHWEST WINDS
AROUND 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 61 TO 68. SOUTHWEST WINDS
AROUND 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 48. SOUTHWEST WINDS
UP TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS 69 TO 76.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 41 TO 49. HIGHS
71 TO 78.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS 42 TO 51. HIGHS
72 TO 79.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 41 TO 51.
HIGHS 72 TO 80.
IDZ075-181000-
WOOD RIVER FOOTHILLS-
INCLUDING HAILEY, BELLEVUE, AND PICABO
157 PM MDT THU SEP 17 2026
TONIGHT
PARTLY CLOUDY. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS IN THE EVENING...THEN ISOLATED RAIN SHOWERS AFTER
MIDNIGHT. COLDER. LOWS 44 TO 54. NORTHEAST WINDS UP TO 10 MPH.
FRIDAY...PARTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE MORNING
THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS 58 TO 68. NORTHEAST WINDS
UP TO 10 MPH...SHIFTING TO SOUTHWEST AROUND 10 MPH IN THE
AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING...THEN A CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. COLDER. LOWS 39 TO 48. WEST WINDS
AROUND 10 MPH IN THE EVENING...BECOMING LIGHT AND VARIABLE.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 56 TO 66. SOUTHWEST WINDS
UP TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 48. LIGHT AND
VARIABLE WINDS.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 64 TO 74. LOWS 41 TO
50.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 52.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 66 TO 76. LOWS
41 TO 51.
IDZ069-181000-
LOST RIVER RANGE-
INCLUDING BORAH PEAK
157 PM MDT THU SEP 17 2026
TONIGHT
SCATTERED RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN
THE EVENING...THEN NUMEROUS RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. COLDER. LOWS 44 TO 51.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS 57 TO 65.
FRIDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING...THEN RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS 42 TO 49.
SATURDAY
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 52 TO 61.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS 41 TO 48.
SUNDAY
MOSTLY SUNNY. HIGHS 61 TO 71.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 42 TO 49. HIGHS
62 TO 71.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 43 TO 50.
TUESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 63 TO
73.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 43 TO 50.
HIGHS 63 TO 73.
IDZ063-064-181000-
CARIBOU RANGE-BIG HOLE MOUNTAINS-
INCLUDING WAYAN, SWAN VALLEY, AND VICTOR
157 PM MDT THU SEP 17 2026
TONIGHT
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. LOWS 44 TO 52.
FRIDAY
PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING...THEN A CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON. HIGHS 64 TO 72.
FRIDAY NIGHT
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT. LOWS 41 TO 48.
SATURDAY
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS. HIGHS
55 TO 62.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS 35 TO 45.
SUNDAY AND SUNDAY NIGHT
PARTLY CLOUDY. HIGHS 63 TO 71. LOWS
36 TO 45.
MONDAY
SUNNY. HIGHS 66 TO 73.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 48.
TUESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 67 TO
75.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 48.
WEDNESDAY
SUNNY. HIGHS 67 TO 75.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 48.
THURSDAY
SUNNY. HIGHS 69 TO 76.
IDZ068-070-181000-
LOST RIVER VALLEY-CHALLIS/PAHSIMEROI VALLEYS-
INCLUDING HOWE, ARCO, MACKAY, CHILLY, AND CHALLIS
157 PM MDT THU SEP 17 2026
TONIGHT
NUMEROUS RAIN SHOWERS AND ISOLATED THUNDERSTORMS. LOWS
43 TO 50. SOUTHEAST WINDS UP TO 10 MPH IN THE EVENING...BECOMING
LIGHT AND VARIABLE.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS 59 TO 69. LIGHT AND VARIABLE WINDS...BECOMING
WEST UP TO 10 MPH IN THE AFTERNOON.
FRIDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING...THEN RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS 40 TO 48. NORTHWEST WINDS UP
TO 10 MPH IN THE EVENING...BECOMING LIGHT AND VARIABLE.
SATURDAY
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 55 TO 65. LIGHT AND VARIABLE WINDS.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS 39 TO 47. LIGHT AND VARIABLE WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS 65 TO 75.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 41 TO 48. HIGHS
65 TO 75.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 50.
TUESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 65 TO
75.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 41 TO
49. HIGHS 66 TO 76.
THURSDAY
MOSTLY SUNNY. HIGHS 66 TO 76.
IDZ066-067-181000-
CENTENNIAL MOUNTAINS - ISLAND PARK-BEAVERHEAD - LEMHI HIGHLANDS-
INCLUDING ISLAND PARK, KILGORE, DUBOIS, SPENCER,
EDIE SCHOOL, AND SMALL
157 PM MDT THU SEP 17 2026
TONIGHT
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS IN
THE EVENING...THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. LOWS 42 TO 52.
FRIDAY
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING...THEN RAIN SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 60 TO 70.
FRIDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING...THEN RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS 39 TO 48.
SATURDAY
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 55 TO 62.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS 36 TO 46.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 63 TO 70.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 36 TO 46. HIGHS
64 TO 71.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS 38 TO 48. HIGHS
65 TO 72.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 38 TO
48. HIGHS 65 TO 72.
THURSDAY
MOSTLY SUNNY. HIGHS 66 TO 73.
IDZ065-181000-
TETON VALLEY-
INCLUDING ASHTON, TETONIA, AND DRIGGS
157 PM MDT THU SEP 17 2026
TONIGHT
MOSTLY CLOUDY WITH SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 45 TO 52.
FRIDAY...A CHANCE OF RAIN SHOWERS IN THE MORNING
THEN RAIN
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
66 TO 73.
FRIDAY NIGHT
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
EVENING...THEN RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS 41 TO 48.
SATURDAY
RAIN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS.
HIGHS 57 TO 64.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS 38 TO 45.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN SHOWERS.
HIGHS 64 TO 71.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 37 TO 45.
MONDAY
SUNNY. HIGHS AROUND 70.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 47.
TUESDAY
SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 68 TO 75.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 47.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 68 TO 75. LOWS
39 TO 48.
IDZ062-181000-
BLACKFOOT MOUNTAINS-
INCLUDING GRACE, SODA SPRINGS, HENRY, AND BONE
157 PM MDT THU SEP 17 2026
TONIGHT
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. LOWS 45 TO 54.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING...THEN MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS 63 TO 71.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS AND A
SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING...THEN A CHANCE OF
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
LOWS 40 TO 48.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 55 TO 64.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS 37 TO 47.
SUNDAY AND SUNDAY NIGHT
PARTLY CLOUDY. HIGHS 64 TO 71. LOWS
37 TO 47.
MONDAY
SUNNY. HIGHS 65 TO 75.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 40 TO 50.
TUESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 66 TO
75.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 49.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 67 TO 76. LOWS
40 TO 50.
IDZ060-181000-
BEAR RIVER RANGE-
INCLUDING EMIGRATION SUMMIT
157 PM MDT THU SEP 17 2026
TONIGHT
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. LOWS 53 TO 60.
FRIDAY
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING...THEN RAIN SHOWERS AND A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS 64 TO 71.
FRIDAY NIGHT
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
EVENING...THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. COLDER. LOWS 46 TO 53.
SATURDAY
RAIN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS.
HIGHS 57 TO 64.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS 43 TO 52.
SUNDAY
MOSTLY SUNNY. HIGHS 65 TO 72.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 46 TO 54. HIGHS
66 TO 73.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 50 TO 58.
TUESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 67 TO 74.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 49 TO 57.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 68 TO 76. LOWS
49 TO 58.
IDZ061-181000-
BEAR LAKE VALLEY-
INCLUDING ST. CHARLES, MONTPELIER, AND GEORGETOWN
157 PM MDT THU SEP 17 2026
TONIGHT
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. LOWS 43 TO 53.
FRIDAY
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING...THEN RAIN SHOWERS AND A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 68.
FRIDAY NIGHT
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
EVENING...THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS 38 TO 48.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 58 TO 65.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS. COLDER. LOWS 33 TO 43.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 69.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 35 TO 45. HIGHS
67 TO 74.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 49.
TUESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 71.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 37 TO 47.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 69 TO 77. LOWS
39 TO 49.
IDZ071-074-181000-
FRANK CHURCH WILDERNESS-BIG LOST HIGHLANDS/COPPER BASIN-
INCLUDING CLAYTON AND COPPER BASIN
157 PM MDT THU SEP 17 2026
TONIGHT
INCREASING CLOUDS. SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 39 TO 48.
FRIDAY...A CHANCE OF RAIN SHOWERS IN THE MORNING
THEN RAIN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS 57 TO 67.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS 38 TO 48.
SATURDAY
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 54 TO 64.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 37 TO 47.
SUNDAY AND SUNDAY NIGHT
MOSTLY CLEAR. HIGHS 64 TO 74. LOWS
38 TO 48.
MONDAY
SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 64 TO 74.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 49.
TUESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN. HIGHS 64 TO
74.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 38 TO
48. HIGHS 64 TO 74.
THURSDAY
MOSTLY SUNNY. HIGHS 64 TO 74.
IDZ055-181000-
EASTERN MAGIC VALLEY-
INCLUDING BURLEY, RUPERT, HEYBURN, AND OAKLEY
157 PM MDT THU SEP 17 2026
TONIGHT
MOSTLY CLOUDY WITH SCATTERED RAIN SHOWERS AND ISOLATED
THUNDERSTORMS IN THE EVENING...THEN PARTLY CLOUDY WITH ISOLATED
RAIN SHOWERS AFTER MIDNIGHT. COOLER. LOWS 47 TO 54. EAST WINDS
10 TO 15 MPH...SHIFTING TO SOUTHEAST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING...THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS 65 TO 72. SOUTHWEST WINDS
UP TO 10 MPH...SHIFTING TO WEST IN THE AFTERNOON. CHANCE OF
PRECIPITATION 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING...THEN A SLIGHT
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS 43 TO 50. SOUTHWEST
WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 62 TO 69. WEST WINDS AROUND
10 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 49. SOUTHWEST WINDS
UP TO 10 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 70 TO 79. LOWS 44 TO
52.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 44 TO 54.
TUESDAY
SUNNY. HIGHS 73 TO 80.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 44 TO 54.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 74 TO 82. LOWS
45 TO 54.
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