213  
WWUS45 KPIH 291908  
WSWPIH  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE POCATELLO ID  
1208 PM MST WED JAN 29 2025  
 
IDZ060-063-064-066-301200-  
/O.NEW.KPIH.WS.A.0001.250131T1200Z-250202T1200Z/  
BEAR RIVER RANGE-CARIBOU RANGE-BIG HOLE MOUNTAINS-CENTENNIAL  
MOUNTAINS - ISLAND PARK-  
INCLUDING THE CITIES OF SWAN VALLEY, EMIGRATION SUMMIT, WAYAN,  
VICTOR, KILGORE, AND ISLAND PARK  
1208 PM MST WED JAN 29 2025  
 
...WINTER STORM WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH  
LATE SATURDAY NIGHT...  
 
* WHAT...HEAVY SNOW POSSIBLE. TOTAL SNOW ACCUMULATIONS OF 5 TO 10  
INCHES AT LOWER ELEVATIONS AND UP TO 2 FEET AT OR ABOVE PASS  
LEVEL. TOTALS ACROSS THE BEAR RIVER RANGE MAY EXCEED 2 FEET IN  
SPOTS.  
 
* WHERE...BIG HOLE MOUNTAINS, CENTENNIAL MOUNTAINS - ISLAND PARK,  
BEAR RIVER RANGE, AND CARIBOU RANGE. THIS INCLUDES PINE CREEK  
PASS, EMIGRATION SUMMIT, TARGHEE, AND RAYNOLDS PASSES.  
 
* WHEN...FROM LATE THURSDAY NIGHT THROUGH LATE SATURDAY NIGHT.  
 
* IMPACTS...ROADS, ESPECIALLY LESSER TRAVELED ROADS AND HIGHER  
PASSES, WILL LIKELY BECOME SLICK AND HAZARDOUS. TRAVEL COULD BE  
DIFFICULT. GUSTY WINDS MAY CREATE BLOWING AND DRIFTING CONDITIONS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MONITOR THE LATEST FORECASTS FOR UPDATES ON THIS SITUATION.  
 
PERSONS ARE URGED TO STAY INDOORS UNTIL CONDITIONS IMPROVE. IF YOU  
MUST GO OUTSIDE, DRESS IN LAYERS. SEVERAL LAYERS OF CLOTHES WILL  
KEEP YOU WARMER THAN A SINGLE HEAVY COAT.  
 
PERSONS SHOULD CONSIDER DELAYING ALL TRAVEL. IF TRAVEL IS NECESSARY,  
DRIVE WITH EXTRA CAUTION.  
 

 
 

 
 
IDZ071>074-301200-  
/O.NEW.KPIH.WS.A.0001.250131T1200Z-250202T1200Z/  
FRANK CHURCH WILDERNESS-SAWTOOTH/STANLEY BASIN-SUN VALLEY REGION-  
BIG LOST HIGHLANDS/COPPER BASIN-  
INCLUDING THE CITIES OF SUN VALLEY, COPPER BASIN, STANLEY,  
GALENA, KETCHUM, AND CLAYTON  
1208 PM MST WED JAN 29 2025  
 
...WINTER STORM WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH  
LATE SATURDAY NIGHT...  
 
* WHAT...HEAVY SNOW POSSIBLE. TOTAL SNOW ACCUMULATIONS BETWEEN 10  
AND 20 INCHES ARE POSSIBLE AT MID SLOPE AND LOWER ELEVATIONS.  
TOTALS ACROSS THE SAWTOOTHS AND HIGHER RIDGELINES MAY APPROACH 3  
FEET.  
 
* WHERE...BIG LOST HIGHLANDS/COPPER BASIN, FRANK CHURCH WILDERNESS,  
SAWTOOTH/STANLEY BASIN, AND SUN VALLEY REGION. THIS INCLUDES  
BANNER SUMMIT AND GALENA SUMMIT.  
 
* WHEN...FROM LATE THURSDAY NIGHT THROUGH LATE SATURDAY NIGHT.  
 
* IMPACTS...ROADS, ESPECIALLY LESSER TRAVELED ROADS AND HIGHER  
PASSES, WILL LIKELY BECOME SLICK AND HAZARDOUS. TRAVEL COULD BE  
DIFFICULT. GUSTY WINDS MAY CREATE BLOWING AND DRIFTING  
CONDITIONS.MONITOR THE LATEST FORECASTS FOR UPDATES ON THIS  
SITUATION.  
 
PERSONS ARE URGED TO STAY INDOORS UNTIL CONDITIONS IMPROVE. IF YOU  
MUST GO OUTSIDE, DRESS IN LAYERS. SEVERAL LAYERS OF CLOTHES WILL  
KEEP YOU WARMER THAN A SINGLE HEAVY COAT.  
 
PERSONS SHOULD CONSIDER DELAYING ALL TRAVEL. IF TRAVEL IS ABSOLUTELY  
NECESSARY, DRIVE WITH EXTRA CAUTION.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MONITOR THE LATEST FORECASTS FOR UPDATES ON THIS SITUATION.  
 
PERSONS ARE URGED TO STAY INDOORS UNTIL CONDITIONS IMPROVE. IF YOU  
MUST GO OUTSIDE, DRESS IN LAYERS. SEVERAL LAYERS OF CLOTHES WILL  
KEEP YOU WARMER THAN A SINGLE HEAVY COAT.  
 
PERSONS SHOULD CONSIDER DELAYING ALL TRAVEL. IF TRAVEL IS NECESSARY,  
DRIVE WITH EXTRA CAUTION.  
 

 
 

 
 
VISIT WEATHER.GOV/POCATELLO FOR MORE INFORMATION.  
 
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