799
WWUS45 KPIH 192013
WSWPIH
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
113 PM MST FRI DEC 19 2025
IDZ071>074-201200-
/O.CON.KPIH.WS.W.0009.000000T0000Z-251220T1200Z/
FRANK CHURCH WILDERNESS-SAWTOOTH/STANLEY BASIN-SUN VALLEY REGION-
BIG LOST HIGHLANDS/COPPER BASIN-
INCLUDING THE CITIES OF STANLEY, SUN VALLEY, COPPER BASIN,
GALENA, KETCHUM, AND CLAYTON
113 PM MST FRI DEC 19 2025
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO 6 INCHES.
WINDS GUSTING AS HIGH AS 55 MPH.
* WHERE...BIG LOST HIGHLANDS/COPPER BASIN, FRANK CHURCH WILDERNESS,
SAWTOOTH/STANLEY BASIN, AND SUN VALLEY REGION.
* WHEN...UNTIL 5 AM MST SATURDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS COULD IMPACT THE FRIDAY EVENING COMMUTE. STRONG WINDS
COULD CAUSE TREE DAMAGE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN
YOUR VEHICLE IN CASE OF AN EMERGENCY. CALL 5 1 1 OR VISIT
511.IDAHO.GOV FOR THE LATEST ROAD CONDITIONS.
IDZ060-063-064-066-201200-
/O.CON.KPIH.WW.Y.0020.000000T0000Z-251220T1200Z/
BEAR RIVER RANGE-CARIBOU RANGE-BIG HOLE MOUNTAINS-CENTENNIAL
MOUNTAINS - ISLAND PARK-
INCLUDING THE CITIES OF ISLAND PARK, EMIGRATION SUMMIT, KILGORE,
WAYAN, SWAN VALLEY, AND VICTOR
113 PM MST FRI DEC 19 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SATURDAY...
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS 3 TO 8 INCHES,
GENERALLY ABOVE 6500 FT. WINDS GUSTING AS HIGH AS 50 MPH.
* WHERE...BIG HOLE MOUNTAINS, CENTENNIAL MOUNTAINS - ISLAND PARK,
BEAR RIVER RANGE, AND CARIBOU RANGE.
* WHEN...UNTIL 5 AM MST SATURDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS COULD IMPACT THE FRIDAY EVENING COMMUTE. GUSTY WINDS
COULD BRING DOWN TREE BRANCHES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. CALL 5 1 1 OR VISIT
511.IDAHO.GOV FOR THE LATEST ROAD CONDITIONS.
VISIT WEATHER.GOV/POCATELLO FOR MORE INFORMATION.
DMH
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