464
WWUS45 KPIH 231821
WSWPIH
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
1121 AM MST MON FEB 23 2026
IDZ072>074-241300-
/O.NEW.KPIH.WW.Y.0006.260224T0000Z-260226T0000Z/
SAWTOOTH/STANLEY BASIN-SUN VALLEY REGION-BIG LOST
HIGHLANDS/COPPER BASIN-
INCLUDING THE CITIES OF GALENA, KETCHUM, STANLEY, COPPER BASIN,
AND SUN VALLEY
1121 AM MST MON FEB 23 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 5
PM MST WEDNESDAY ABOVE 7000 FEET...
* WHAT...MODERATE TO HEAVY SNOW EXPECTED ABOVE 7000 FEET. TOTAL SNOW
ACCUMULATIONS BETWEEN 7 AND 17 INCHES. AMOUNTS EXCEEDING 2 FEET
ARE POSSIBLE ACROSS THE SAWTOOTHS. WINDS GUSTS UP TO 35 MPH ARE
POSSIBLE, PEAKING IN EXCESS OF 45 MPH TUESDAY NIGHT AND WEDNESDAY
MORNING.
* WHERE...BIG LOST HIGHLANDS/COPPER BASIN, SAWTOOTH/STANLEY BASIN,
AND SUN VALLEY REGION. THIS INCLUDE GALENA AND BANNER SUMMITS.
* WHEN...FROM 5 PM THIS AFTERNOON TO 5 PM MST WEDNESDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. SOME BLOWING AND
DRIFTING SNOW IS EXPECTED, ESPECIALLY IN EXPOSED AREAS AND HIGHER
RIDGETOPS.
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.
JKEYES
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