Cold Weather Advisory

URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
241 PM PST Wed Dec 3 2025

CAZ323-326>328-330-331-040700-
/O.CON.KHNX.CW.Y.0001.000000T0000Z-251204T1700Z/
Yosemite NP outside of the valley-Upper San Joaquin River-Kaiser
to Rodgers Ridge-Kings Canyon NP-Sequoia NP-South End of the
Upper Sierra-
Including the cities of Lake Wishon, Johnsondale, Tuolumne
Meadows, Devils Postpile, Florence Lake, Wawona, Giant Forest,
Shaver Lake, Cedar Grove, Lodgepole, Lake Thomas Edison, and
Huntington Lake
241 PM PST Wed Dec 3 2025

...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THURSDAY
FOR ELEVATIONS ABOVE 9000 FEET...

* WHAT...Very cold wind chills around 10 below zero expected for
  elevations above 9000 feet.

* WHERE...Kaiser to Rodgers Ridge, Kings Canyon NP, Sequoia NP,
  South End of the Upper Sierra, Upper San Joaquin River, and
  Yosemite NP outside of the valley.

* WHEN...Until 9 AM PST Thursday.

* IMPACTS...Very cold temperatures can lead to hypothermia with
  prolonged exposure.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves.

&&

$$

BSO

Winter Storm Watch

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
102 PM MST Wed Dec 3 2025

UTZ108-041230-
/O.NEW.KSLC.WS.A.0006.251205T0900Z-251207T1200Z/
Wasatch Back-
Including the following locations - Heber City, Huntsville, and
Park City
102 PM MST Wed Dec 3 2025

...WINTER STORM WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH
LATE SATURDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 6 and
  12 inches across the Ogden Valley and Park City, and between 2 and
  6 inches for the lower elevation portions of the Wasatch Back.

* WHERE...Wasatch Back.

* WHEN...From late Thursday night through late Saturday night.

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

* ADDITIONAL DETAILS...The lowest snow levels will occur Friday
  morning around 4000 feet and gradually rise to 6000 feet by
  Saturday afternoon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
102 PM MST Wed Dec 3 2025

UTZ110>112-041230-
/O.NEW.KSLC.WS.A.0006.251205T0900Z-251207T1200Z/
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-
Including the following locations - Mirror Lake Highway,
Brighton, Alta, Moon Lake, Mantua, and Logan Summit
102 PM MST Wed Dec 3 2025

...WINTER STORM WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH
LATE SATURDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 1 to
  2 feet, locally up to 30 inches, for the Bear River Range, Ogden
  area mountains, and upper Cottonwoods. Total snow accumulations of
  8 to 18 inches for the western Uintas.

* WHERE...The Wasatch Mountains, and Western Uinta Mountains.

* WHEN...From late Thursday night through late Saturday night.

* IMPACTS...Travel could be very difficult at times. Traction law
  restrictions may be enacted.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/saltlakecity.

For information on potential travel impacts visit
http://udottraffic.utah.gov

HM

URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
1259 PM MST Wed Dec 3 2025

IDZ058>066-042000-
/O.CON.KPIH.WS.A.0006.251205T0000Z-251206T1200Z/
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-Bear
River Range-Bear Lake Valley-Blackfoot Mountains-Caribou Range-
Big Hole Mountains-Teton Valley-Centennial Mountains - Island
Park-
Including the cities of Kilgore, Malad, Preston, Bone,
Montpelier, Henry, Victor, Grace, Inkom, Driggs, Thatcher, Lava
Hot Springs, Georgetown, Swan Valley, Island Park, Ashton,
Emigration Summit, Downey, St. Charles, McCammon, Wayan, Tetonia,
and Soda Springs
1259 PM MST Wed Dec 3 2025

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH LATE FRIDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 8 and
  14 inches in the mountains and 4 to 8 inches in the valleys
  possible. Winds could gust as high as 35 mph.

* WHERE...Big Hole Mountains, Centennial Mountains - Island Park,
  Teton Valley, Bear Lake Valley, Bear River Range, Blackfoot
  Mountains, Caribou Range, Franklin/Eastern Oneida Region, and
  Marsh and Arbon Highlands.

* WHEN...From Thursday afternoon through late Friday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

Visit weather.gov/pocatello for more information.

GK