Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
155 PM MST Fri Jan 23 2026
COZ017-UTZ028-241200-
/O.CON.KGJT.WW.Y.0003.000000T0000Z-260125T0600Z/
Uncompahgre Plateau and Dallas Divide-La Sal and Abajo Mountains-
Including the cities of Ridgway, Glade Park, Colorado National
Monument, Spanish Valley, La Sal, and Monticello
155 PM MST Fri Jan 23 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST
SATURDAY ABOVE 7500 FEET...
* WHAT...Snow expected Above 7500 feet. Total snow accumulations
between 6 and 12 inches, with locally higher amounts on favored
aspects.
* WHERE...In Colorado, Uncompahgre Plateau and Dallas Divide. In
Utah, La Sal and Abajo Mountains.
* WHEN...Until 11 PM MST Saturday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the Friday morning and evening
commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
155 PM MST Fri Jan 23 2026
COZ009-010-012-018-019-241200-
/O.CON.KGJT.WW.Y.0003.000000T0000Z-260125T1200Z/
Grand and Battlement Mesas-Gore and Elk Mountains/Central
Mountain Valleys-West Elk and Sawatch Mountains-Northwest San
Juan Mountains-Southwest San Juan Mountains-
Including the cities of Skyway, Aspen, Snowmass, Vail, Vail Pass,
Minturn, Crested Butte, Taylor Park, Marble, Monarch Pass, McClure
Pass, Telluride, Lizard Head Pass, Ouray, Red Mtn Pass, Lake City,
Silverton, Molas Pass, Coal Bank Pass, Rico, and Hesperus
155 PM MST Fri Jan 23 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...
* WHAT...Snow expected. Total snow accumulations between 6 and 12
inches, with locally higher amounts on favored aspects.
* WHERE...Northwest San Juan Mountains, Southwest San Juan
Mountains, Gore and Elk Mountains/Central Mountain Valleys, Grand
and Battlement Mesas, and West Elk and Sawatch Mountains.
* WHEN...Until 5 AM MST Sunday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the Friday morning and evening
commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
Air Stagnation Advisory
URGENT - WEATHER MESSAGE
National Weather Service Boise ID
1043 AM MST Fri Jan 23 2026
IDZ011>014-016-028-033-ORZ061>064-241900-
/O.EXT.KBOI.AS.Y.0001.000000T0000Z-260124T1900Z/
West Central Mountains-Lower Treasure Valley-Boise Mountains-
Upper Treasure Valley-Western Magic Valley-Camas Prairie-Upper
Weiser River-Harney County-Baker County-Malheur County-Oregon
Lower Treasure Valley-
Including the cities of Burns, Malheur City, Ontario, Cascade,
Warm Lake, Nyssa, Fruitvale, Ola, Soldier, McCall, Corral, Selby,
Cuprum, Mesa, Fairfield, Dunnean, Boise, Cambridge, Crane, New
Princeton, Council, Twin Falls, Blaine, Pine, Indian Valley,
Nampa, Prairie, Hill City, Big Creek, Baker, Anderson Dam, Bear,
Caldwell, Glendale, Buchanan, Diamond, Venator, and Goodrich
1043 AM MST Fri Jan 23 2026 /943 AM PST Fri Jan 23 2026/
...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL NOON MST /11 AM PST/
SATURDAY...
* WHAT...An extended period of stagnant air, with light winds and
little vertical mixing. This is due to an inversion near the
surface that will continue to trap pollutants.
* WHERE...Portions of south central and southwest Idaho and
northeast and southeast Oregon.
* WHEN...Until noon MST /11 AM PST/ Saturday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Persons with respiratory illness should follow their physicians
advice for dealing with high levels of air pollution during periods
of stagnant air.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Riverton WY
258 AM MST Fri Jan 23 2026
WYZ001>020-022>030-241400-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
258 AM MST Fri Jan 23 2026
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Rest of Tonight.
Much colder today with areas of light snow, especially East of the
Continental Divide.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
Saturday and Sunday...The coldest temperatures so far this
calendar year continue.
Saturday night and Sunday...Another chance of light snow, mainly
East of the Divide.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
Hazardous Weather Outlook
National Weather Service Grand Junction CO
215 AM MST Fri Jan 23 2026
COZ001>014-017>023-UTZ022>025-027>029-241200-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-Upper Gunnison River Valley-
Uncompahgre Plateau and Dallas Divide-Northwest San Juan Mountains-
Southwest San Juan Mountains-Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
215 AM MST Fri Jan 23 2026
This Hazardous Weather Outlook is for northwest Colorado, southwest
Colorado, west central Colorado, east central Utah, northeast Utah
and southeast Utah.
.DAY ONE...Today and tonight.
Snow is expected later this afternoon and will continue overnight as
a cold front and associated upper level trough move through the area.
Winter Weather Advisories are in effect for 6 to 12 inches of snow
for the La Sals and Abajos in Utah and most of the Colorado
mountains.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
Snow continues Saturday though coverage and rates will diminish. By
late Saturday night/early Sunday morning, snow will come to an end.
Dry conditions return for the next week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected today or tonight, however
spotters are encouraged to report snowfall amounts to the
National Weather Service in Grand Junction.
$$
