Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Cheyenne WY
551 AM MST Mon Nov 17 2025
NEZ002-003-019>021-054-055-095-096-WYZ101-102-106>108-118-119-
181300-
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-
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Laramie County-
East Laramie County-
551 AM MST Mon Nov 17 2025
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming and southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
A Pacific storm system will move into the area with chances for
precipitation, very windy conditions, and cooler temperatures.
Rain may mix with snow down to elevations of 6500 feet on Monday.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
Another Pacific storm system is possible Thursday and Friday
bringing another round of rain and/or snow.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
551 AM MST Mon Nov 17 2025
WYZ103>105-109>117-181300-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Carbon County-North Snowy Range Foothills-
Southwest Carbon County-Sierra Madre Range-
Upper North Platte River Basin-Snowy Range-Laramie Valley-
South Laramie Range-South Laramie Range Foothills-
551 AM MST Mon Nov 17 2025
This hazardous weather outlook is for portions of south central
Wyoming and southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
A Winter Weather Advisory is in effect for the Sierra Madre and
Snowy Ranges of southeast Wyoming where 6+ inches of snow is
possible starting this evening. For the high valleys and the
Laramie Range, periods of snow possible through tonight with up
to 2 inches of snow accumulation mainly on grassy and elevated
surfaces.
High Wind Warning remains in effect for the wind prone areas until
1100 PM late this evening. Gusts up to 70 MPH are possible across
the wind prone areas with gusts around 50 MPH expected elsewhere.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
The probability for widespread hazardous weather is low.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
550 AM MST Mon Nov 17 2025
WYZ001>020-022>030-181700-
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-
550 AM MST Mon Nov 17 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Rain and snow showers continue through the morning, and
then decrease in coverage and intensity from west to east during
the afternoon.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
Wednesday though Friday... Cooler and unsettled with a chance of
showers, although details remain uncertain.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
Hazardous Weather Outlook
National Weather Service Grand Junction CO
352 AM MST Mon Nov 17 2025
COZ001>014-017>023-UTZ022>025-027>029-181100-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-Upper Gunnison River Valley-
Uncompahgre Plateau and Dallas Divide-Northwest San Juan Mountains-
Southwest San Juan Mountains-Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
352 AM MST Mon Nov 17 2025
This Hazardous Weather Outlook is for northwest Colorado, southwest
Colorado, west central Colorado, east central Utah, northeast Utah
and southeast Utah.
.DAY ONE...Today and tonight.
A low pressure system will continue moving across the region today,
bringing additional mountain snow through this evening. Winter
Weather Advisories remain in place for the San Juans, Grand Mesa,
Flat Tops, and northern mountains.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
Active weather may return midweek.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected today or tonight, however
spotters are encouraged to report snowfall amounts to the
National Weather Service in Grand Junction.
$$
