Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Cheyenne WY
410 AM MST Sat Dec 6 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>119-071115-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
410 AM MST Sat Dec 6 2025
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
- High Wind Warnings remain in effect for much of southeast
Wyoming through Saturday.
- Areas of blowing snow will impact travel conditions in the
typical wind prone locations.
- Prolonged mountain snow will continue through early Sunday.
The heaviest snowfall rates are expected this morning.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
- There is potential for additional periods of high winds in the
wind prone areas, with short lulls in between, on Sunday and
again on Monday.
- A long duration, high-end, wind event is increasingly likely
in the Tuesday through Thursday time period. Areas of snowfall
will be possible too, but the details remain uncertain.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service North Platte NE
1007 AM CST Sat Dec 6 2025
NEZ004>010-022>029-035>038-056>059-069>071-094-071615-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-Grant-
Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-Logan-
Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
1007 AM CST Sat Dec 6 2025 /907 AM MST Sat Dec 6 2025/
This Hazardous Weather Outlook is for portions of western and north
central Nebraska.
.DAY ONE...Today and tonight.
Light snow continues this morning across portions of north central
Nebraska, mainly east of Highway 183. Up to one inch of snow is
possible for portions of Boyd and Holt Counties and little to no
accumulations elsewhere. Travelers today should closely monitor for
rapidly changing weather conditions.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Light snow is possible across north central Nebraska on Sunday.
Little accumulation is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Grand Junction CO
332 AM MST Sat Dec 6 2025
COZ001>014-017>023-UTZ022>025-027>029-071200-
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-
332 AM MST Sat Dec 6 2025
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.
Moderate to heavy snow rates and strong winds will be impacting
travel across the northern and central Colorado high country.
Accumulating snow and gusts to 35 to 55 mph will create areas of
blowing and drifting snow. Lesser amounts are expected across the
southern mountains but some impact to travel over Highway 550 is
expected.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
The northern and portions of the central Colorado mountains are
likely to see additional periods of light to moderate snow showers
through the upcoming work week. Be prepared for impacts to travel
over these mountain passes at times.
.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.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
309 AM MST Sat Dec 6 2025
WYZ001>020-022>030-071415-
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-
309 AM MST Sat Dec 6 2025
...WINTER STORM WARNING REMAINS IN EFFECT FOR THE TETON AND GROS
VENTRE MOUNTAINS AND THE SALT RIVER AND WYOMING RANGES UNTIL 2 PM
MST THIS AFTERNOON...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR YELLOWSTONE NATIONAL
PARK, THE ABSAROKA MOUNTAINS, THE UPPER GREEN RIVER BASIN FOOTHILLS,
THE WIND RIVER MOUNTAINS WEST, JACKSON HOLE, AND STAR VALLEY UNTIL 2
PM MST THIS AFTERNOON...
...WINTER STORM WARNING REMAINS IN EFFECT FOR THE BIGHORN MOUNTAINS WEST
UNTIL 5 PM MST THIS AFTERNOON...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Periods of moderate to heavy snowfall are possible through the late
morning/early afternoon across the Western Mountains, Jackson and
Star Valleys, the Upper Green River Basin, and the western Bighorns.
Gusty winds combined with snow could cause reduced visibilities and
hazardous travel.
Wind gusts of 30 to 50 mph are expected, with isolated gusts above 60
mph possible, much of the day across the western mountains, the Wind
Corridor, and the Wind River Basin.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Sunday through Thursday...Multiple chances for snow across western
Wyoming and widespread breezy to gusty winds.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
