WWUS45 KPIH 150809
WSWPIH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
209 AM MDT Wed Apr 15 2026

IDZ071>074-152100-
/O.CON.KPIH.WW.Y.0009.000000T0000Z-260416T1800Z/
Frank Church Wilderness-Sawtooth/Stanley Basin-Sun Valley Region-
Big Lost Highlands/Copper Basin-
Including the cities of Ketchum, Sun Valley, Galena, Copper
Basin, Clayton, and Stanley
209 AM MDT Wed Apr 15 2026

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT THURSDAY
ABOVE 7000 FT ELEVATION...

* WHAT...Snow expected above 7000 feet elevation. Total snow
  accumulations between 6 and 18 inches. 1 to 7 inches expected
  below 7000 feet elevation. Winds gusting as high as 45 mph.

* WHERE...Big Lost Highlands/Copper Basin, Frank Church Wilderness,
  Sawtooth/Stanley Basin, and Sun Valley Region.

* WHEN...Until noon MDT Thursday.

* IMPACTS...Travel could be very difficult. The hazardous conditions
  could impact the Wednesday morning and evening commutes. 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.

&&

$$

IDZ060-066-152100-
/O.CON.KPIH.WW.Y.0009.260416T0000Z-260417T1200Z/
Bear River Range-Centennial Mountains - Island Park-
Including the cities of Emigration Summit, Island Park, and
Kilgore
209 AM MDT Wed Apr 15 2026

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM MDT FRIDAY ABOVE 6500 FT ELEVATION...

* WHAT...Snow expected above 6500 feet elevation. Total snow
  accumulations between 6 and 11 inches. Snow below 6500 feet
  elevation will accumulate 2 to 6 inches. Winds gusting as high as
  45 mph.

* WHERE...Centennial Mountains - Island Park and Bear River Range.

* WHEN...From 6 PM this evening to 6 AM MDT Friday.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the Wednesday evening and Thursday morning
  commutes. 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.

McKaughan