228
FPUS55 KPIH 210847
ZFPPIH
ZONE FORECAST PRODUCT FOR IDAHO
NATIONAL WEATHER SERVICE POCATELLO ID
147 AM MST WED JAN 21 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.
IDZ072-212300-
SAWTOOTH/STANLEY BASIN-
INCLUDING STANLEY
147 AM MST WED JAN 21 2026
TODAY
SUNNY. HIGHS 29 TO 39.
TONIGHT
MOSTLY CLEAR. LOWS 5 TO 15.
THURSDAY
MOSTLY SUNNY. HIGHS 30 TO 38.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 3 TO 13.
FRIDAY
SUNNY. HIGHS 22 TO 31.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 4 BELOW
TO 6 ABOVE ZERO. HIGHS 21 TO 31.
SUNDAY
SUNNY. HIGHS 25 TO 34.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 4 TO 14.
MONDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SNOW. HIGHS 28 TO
36.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 10 TO 20.
TUESDAY
MOSTLY SUNNY. HIGHS 31 TO 39.
IDZ073-212300-
SUN VALLEY REGION-
INCLUDING KETCHUM, SUN VALLEY, AND GALENA
147 AM MST WED JAN 21 2026
TODAY
SUNNY. HIGHS 28 TO 38.
TONIGHT
MOSTLY CLEAR. LOWS 12 TO 20.
THURSDAY
MOSTLY SUNNY. HIGHS 29 TO 39.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 10 TO 17.
FRIDAY
SUNNY. HIGHS 25 TO 35.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 2 TO 11.
SATURDAY
SUNNY. HIGHS 23 TO 32.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS 4 TO 13. HIGHS
27 TO 36.
SUNDAY NIGHT THROUGH TUESDAY
PARTLY CLOUDY. LOWS 11 TO 21.
HIGHS 31 TO 41.
IDZ052-053-212300-
ARCO/MUD LAKE DESERT-UPPER SNAKE RIVER PLAIN-
INCLUDING MUD LAKE, INL, CRATERS OF THE MOON NM,
IDAHO FALLS, REXBURG, AND ST. ANTHONY
147 AM MST WED JAN 21 2026
TODAY
PARTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS 22 TO 29.
LIGHT AND VARIABLE WINDS.
TONIGHT
DECREASING CLOUDS. LOWS 11 TO 19. LIGHT AND VARIABLE
WINDS.
THURSDAY
PARTLY SUNNY. NOT AS COLD. HIGHS 29 TO 36. NORTHEAST
WINDS UP TO 10 MPH IN THE MORNING...BECOMING LIGHT AND VARIABLE.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 11 TO 18. NORTHEAST WINDS
UP TO 10 MPH.
FRIDAY
SUNNY. HIGHS 27 TO 34. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 2 TO
12. HIGHS 23 TO 31.
SUNDAY THROUGH MONDAY NIGHT
PARTLY CLOUDY. HIGHS 24 TO 34.
LOWS 9 TO 19.
TUESDAY
MOSTLY SUNNY. HIGHS 31 TO 38.
IDZ051-212300-
SHOSHONE/LAVA BEDS-
INCLUDING SHOSHONE, RICHFIELD, AND CAREY
147 AM MST WED JAN 21 2026
TODAY
PARTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS 25 TO 35.
EAST WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 15 TO 22. LIGHT AND VARIABLE WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS 32 TO 39. LIGHT AND VARIABLE
WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 16 TO 23. LIGHT AND
VARIABLE WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS 31 TO 38. EAST WINDS UP TO 10 MPH.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 11 TO
18. HIGHS 28 TO 35.
SUNDAY THROUGH TUESDAY
PARTLY CLOUDY. HIGHS 32 TO 42. LOWS
14 TO 24.
IDZ056-057-212300-
SOUTHERN HILLS/ALBION MOUNTAINS-RAFT RIVER REGION-
INCLUDING ALBION, ALMO, MALTA, ROCKLAND,
AND HOLBROOK
147 AM MST WED JAN 21 2026
TODAY
MOSTLY SUNNY. HIGHS 32 TO 42. SOUTH WINDS UP TO 10 MPH.
TONIGHT
PARTLY CLOUDY. LOWS 17 TO 25. LIGHT AND VARIABLE
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS 36 TO 46. LIGHT AND VARIABLE
WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 17 TO 25. LIGHT AND
VARIABLE WINDS.
FRIDAY
PARTLY SUNNY. HIGHS 29 TO 39. NORTH WINDS AROUND
10 MPH.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 11 TO
21. HIGHS 28 TO 36.
SUNDAY THROUGH TUESDAY
PARTLY CLOUDY. HIGHS 35 TO 45. LOWS
17 TO 27.
IDZ059-212300-
FRANKLIN/EASTERN ONEIDA REGION-
INCLUDING MALAD, PRESTON, AND THATCHER
147 AM MST WED JAN 21 2026
...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL NOON MST
THURSDAY...
TODAY
MOSTLY SUNNY. HIGHS 34 TO 43.
TONIGHT
PARTLY CLOUDY. LOWS 16 TO 24.
THURSDAY
MOSTLY SUNNY. HIGHS 35 TO 43.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 18 TO 25.
FRIDAY
PARTLY SUNNY. HIGHS 31 TO 40.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 8 TO 18.
SATURDAY
SUNNY. HIGHS 26 TO 34.
SATURDAY NIGHT THROUGH SUNDAY NIGHT
MOSTLY CLEAR. LOWS 10 TO
20. HIGHS 28 TO 36.
MONDAY
MOSTLY SUNNY. HIGHS 32 TO 40.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 16 TO 24.
TUESDAY
MOSTLY SUNNY. HIGHS 35 TO 44.
IDZ058-212300-
MARSH AND ARBON HIGHLANDS-
INCLUDING INKOM, MCCAMMON, DOWNEY,
AND LAVA HOT SPRINGS
147 AM MST WED JAN 21 2026
TODAY
MOSTLY SUNNY. HIGHS 30 TO 40.
TONIGHT
PARTLY CLOUDY. LOWS 11 TO 21.
THURSDAY
MOSTLY SUNNY. HIGHS 30 TO 40.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 13 TO 22.
FRIDAY
PARTLY SUNNY. HIGHS 25 TO 35.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 4 TO
14. HIGHS 21 TO 30.
SUNDAY
MOSTLY SUNNY. HIGHS 25 TO 34.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 8 TO 18.
MONDAY
MOSTLY SUNNY. HIGHS 29 TO 37.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 13 TO 23.
TUESDAY
MOSTLY SUNNY. HIGHS 32 TO 40.
IDZ054-212300-
LOWER SNAKE RIVER PLAIN-
INCLUDING POCATELLO, BLACKFOOT, AMERICAN FALLS,
SHELLEY, AND FORT HALL
147 AM MST WED JAN 21 2026
...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL NOON MST
THURSDAY...
TODAY
PARTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS 25 TO 33.
NORTHEAST WINDS UP TO 10 MPH IN THE MORNING...BECOMING LIGHT AND
VARIABLE.
TONIGHT
PARTLY CLOUDY. LOWS 15 TO 22. LIGHT AND VARIABLE
WINDS.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 35. LIGHT AND VARIABLE
WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 15 TO 22. LIGHT AND
VARIABLE WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 33. NORTHEAST WINDS AROUND
10 MPH.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 8 TO
18. HIGHS AROUND 30.
SUNDAY AND SUNDAY NIGHT
PARTLY CLOUDY. HIGHS 29 TO 36. LOWS
13 TO 20.
MONDAY AND MONDAY NIGHT
MOSTLY CLOUDY. HIGHS 32 TO 39. LOWS
16 TO 23.
TUESDAY
MOSTLY SUNNY. HIGHS 36 TO 43.
IDZ075-212300-
WOOD RIVER FOOTHILLS-
INCLUDING HAILEY, BELLEVUE, AND PICABO
147 AM MST WED JAN 21 2026
TODAY
MOSTLY SUNNY. HIGHS 25 TO 35. LIGHT AND VARIABLE WINDS.
TONIGHT
MOSTLY CLEAR. LOWS 14 TO 21. LIGHT AND VARIABLE WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS 29 TO 37. LIGHT AND VARIABLE
WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 14 TO 21. LIGHT AND
VARIABLE WINDS.
FRIDAY
SUNNY. HIGHS 27 TO 36. SOUTHEAST WINDS UP TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 8 TO 15.
SATURDAY
SUNNY. HIGHS 23 TO 33.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS 9 TO 16. HIGHS
26 TO 36.
SUNDAY NIGHT THROUGH TUESDAY
PARTLY CLOUDY. LOWS 13 TO 23.
HIGHS 31 TO 41.
IDZ069-212300-
LOST RIVER RANGE-
INCLUDING BORAH PEAK
147 AM MST WED JAN 21 2026
TODAY
SUNNY. HIGHS 25 TO 35.
TONIGHT
PARTLY CLOUDY. LOWS 13 TO 20.
THURSDAY
MOSTLY SUNNY. HIGHS 26 TO 33.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 11 TO 18.
FRIDAY
SUNNY. HIGHS 22 TO 32.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 3 TO 12.
SATURDAY
SUNNY. HIGHS 20 TO 29.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS 6 TO 13. HIGHS
22 TO 29.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 11 TO 18.
MONDAY THROUGH TUESDAY
PARTLY CLOUDY. HIGHS 27 TO 37. LOWS
14 TO 21.
IDZ063-064-212300-
CARIBOU RANGE-BIG HOLE MOUNTAINS-
INCLUDING WAYAN, SWAN VALLEY, AND VICTOR
147 AM MST WED JAN 21 2026
TODAY
SUNNY. HIGHS 23 TO 32.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS 7 TO
17.
THURSDAY
MOSTLY SUNNY. HIGHS 29 TO 36.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 9 TO 19.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SNOW. HIGHS 25 TO
32.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 3 BELOW
TO 7 ABOVE ZERO. HIGHS 20 TO 27.
SUNDAY
MOSTLY SUNNY. HIGHS 22 TO 29.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 1 TO 11.
MONDAY
MOSTLY SUNNY. HIGHS 27 TO 34.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 9 TO 18.
TUESDAY
MOSTLY SUNNY. HIGHS 30 TO 37.
IDZ068-070-212300-
LOST RIVER VALLEY-CHALLIS/PAHSIMEROI VALLEYS-
INCLUDING HOWE, ARCO, MACKAY, CHILLY, AND CHALLIS
147 AM MST WED JAN 21 2026
TODAY
SUNNY. HIGHS 27 TO 37. LIGHT AND VARIABLE WINDS.
TONIGHT
PARTLY CLOUDY. LOWS 11 TO 19. LIGHT AND VARIABLE
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS 28 TO 35. LIGHT AND VARIABLE
WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 11 TO 18. LIGHT AND
VARIABLE WINDS.
FRIDAY
SUNNY. HIGHS 23 TO 33. NORTH WINDS UP TO 10 MPH.
FRIDAY NIGHT THROUGH SUNDAY
MOSTLY CLEAR. LOWS 3 TO 12. HIGHS
22 TO 32.
SUNDAY NIGHT THROUGH TUESDAY
PARTLY CLOUDY. LOWS 10 TO 20.
HIGHS 29 TO 39.
IDZ066-067-212300-
CENTENNIAL MOUNTAINS - ISLAND PARK-BEAVERHEAD - LEMHI HIGHLANDS-
INCLUDING ISLAND PARK, KILGORE, DUBOIS, SPENCER,
EDIE SCHOOL, AND SMALL
147 AM MST WED JAN 21 2026
TODAY
PARTLY SUNNY. HIGHS 21 TO 28.
TONIGHT
DECREASING CLOUDS. LOWS 7 TO 17.
THURSDAY
PARTLY SUNNY. HIGHS 27 TO 34.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 6 TO 16.
FRIDAY
SUNNY. HIGHS 21 TO 29.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 1 BELOW
TO 9 ABOVE ZERO. HIGHS 19 TO 26.
SUNDAY AND SUNDAY NIGHT
PARTLY CLOUDY. HIGHS 20 TO 27. LOWS
3 TO 13.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF
SNOW. HIGHS 25 TO 32. LOWS 8 TO 18.
TUESDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SNOW. HIGHS 28 TO
35.
IDZ065-212300-
TETON VALLEY-
INCLUDING ASHTON, TETONIA, AND DRIGGS
147 AM MST WED JAN 21 2026
TODAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS AROUND
26.
TONIGHT
MOSTLY CLOUDY. LOWS 8 TO 15.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 32.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 8 TO 15.
FRIDAY
SUNNY. HIGHS AROUND 28.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. LOWS 3 BELOW TO
4 ABOVE ZERO. HIGHS AROUND 24.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS ZERO TO 7 ABOVE
ZERO. HIGHS AROUND 26.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 4 TO 11.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 32.
MONDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW. LOWS
10 TO 17.
TUESDAY
PARTLY SUNNY. HIGHS AROUND 33.
IDZ062-212300-
BLACKFOOT MOUNTAINS-
INCLUDING GRACE, SODA SPRINGS, HENRY, AND BONE
147 AM MST WED JAN 21 2026
TODAY
MOSTLY SUNNY. HIGHS 28 TO 38.
TONIGHT
PARTLY CLOUDY. LOWS 8 TO 18.
THURSDAY
MOSTLY SUNNY. HIGHS 30 TO 37.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 10 TO 20.
FRIDAY
MOSTLY SUNNY. HIGHS 26 TO 33.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS ZERO TO
10 ABOVE ZERO. HIGHS 21 TO 28.
SUNDAY
MOSTLY SUNNY. HIGHS 23 TO 30.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 5 TO 15.
MONDAY
MOSTLY SUNNY. HIGHS 28 TO 35.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 10 TO 20.
TUESDAY
MOSTLY SUNNY. HIGHS 31 TO 38.
IDZ060-212300-
BEAR RIVER RANGE-
INCLUDING EMIGRATION SUMMIT
147 AM MST WED JAN 21 2026
TODAY
SUNNY. HIGHS 30 TO 37.
TONIGHT
PARTLY CLOUDY. LOWS 18 TO 25.
THURSDAY
MOSTLY SUNNY. HIGHS 32 TO 39.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 19 TO 26.
FRIDAY
PARTLY SUNNY. HIGHS 27 TO 34.
FRIDAY NIGHT THROUGH SUNDAY NIGHT
MOSTLY CLEAR. LOWS 9 TO 19.
HIGHS 22 TO 31.
MONDAY
MOSTLY SUNNY. HIGHS 28 TO 35.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 17 TO 24.
TUESDAY
MOSTLY SUNNY. HIGHS 31 TO 38.
IDZ061-212300-
BEAR LAKE VALLEY-
INCLUDING ST. CHARLES, MONTPELIER, AND GEORGETOWN
147 AM MST WED JAN 21 2026
TODAY
MOSTLY SUNNY. HIGHS 33 TO 41.
TONIGHT
PARTLY CLOUDY. LOWS 9 TO 19.
THURSDAY
MOSTLY SUNNY. HIGHS 32 TO 39.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 11 TO 21.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 31.
FRIDAY NIGHT THROUGH SUNDAY NIGHT
MOSTLY CLEAR. LOWS 2 TO 12.
HIGHS 23 TO 32.
MONDAY
MOSTLY SUNNY. HIGHS 30 TO 37.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 10 TO 20.
TUESDAY
MOSTLY SUNNY. HIGHS 33 TO 40.
IDZ071-074-212300-
FRANK CHURCH WILDERNESS-BIG LOST HIGHLANDS/COPPER BASIN-
INCLUDING CLAYTON AND COPPER BASIN
147 AM MST WED JAN 21 2026
TODAY
SUNNY. HIGHS 30 TO 40.
TONIGHT
PARTLY CLOUDY. LOWS 9 TO 19.
THURSDAY
MOSTLY SUNNY. HIGHS 30 TO 39.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 7 TO 17.
FRIDAY
SUNNY. HIGHS 22 TO 32.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 1 TO 11.
SATURDAY
SUNNY. HIGHS 21 TO 31.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS 2 TO 12. HIGHS
25 TO 35.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS 7 TO 17. HIGHS
29 TO 39.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS 12 TO 21. HIGHS
32 TO 41.
IDZ055-212300-
EASTERN MAGIC VALLEY-
INCLUDING BURLEY, RUPERT, HEYBURN, AND OAKLEY
147 AM MST WED JAN 21 2026
TODAY
PARTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS 26 TO 36.
NORTHEAST WINDS UP TO 10 MPH.
TONIGHT
PARTLY CLOUDY. LOWS 16 TO 24. LIGHT AND VARIABLE
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS 33 TO 40. LIGHT AND VARIABLE
WINDS...BECOMING NORTHEAST UP TO 10 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 17 TO 24. LIGHT AND
VARIABLE WINDS.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 34. NORTHEAST WINDS AROUND
10 MPH.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
MOSTLY CLEAR. LOWS 11 TO
20. HIGHS 28 TO 35.
SUNDAY AND SUNDAY NIGHT
PARTLY CLOUDY. HIGHS 31 TO 39. LOWS
14 TO 23.
MONDAY AND MONDAY NIGHT
MOSTLY CLOUDY. HIGHS 33 TO 43. LOWS
17 TO 26.
TUESDAY
MOSTLY SUNNY. HIGHS 37 TO 44.
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