Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
208 PM MST Mon Dec 8 2025
MTZ067-092115-
/O.CON.KBYZ.WS.W.0018.251209T0000Z-251211T0000Z/
Absaroka/Beartooth Mountains-
Including the locations of Cooke City
208 PM MST Mon Dec 8 2025
...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 PM MST WEDNESDAY...
* WHAT...Periods of heavy snow. Total snow accumulations between 1
and 2 feet, greatest on west aspects. Winds gusting as high as 70
mph.
* WHERE...Absaroka/Beartooth Mountains.
* WHEN...From 5 PM this afternoon to 5 PM MST Wednesday.
* IMPACTS...Recreation in the high country will be impacted by heavy
accumulating snow and significant blowing snow. Whiteout conditions
are possible over the highest elevations. Avalanche danger will
increase.
* ADDITIONAL DETAILS...Additional periods of heavy snow possible
Thursday and Friday.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in your
vehicle in case of an emergency. For the latest road conditions, call
5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
121 PM MST Mon Dec 8 2025
WYZ001-002-091300-
/O.CON.KRIW.WS.W.0013.251209T0000Z-251211T0000Z/
Yellowstone National Park-Absaroka Mountains-
Including the cities of Lake, Mammoth, and Old Faithful
121 PM MST Mon Dec 8 2025
...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 PM MST WEDNESDAY...
* WHAT...Heavy snow expected. Total snow accumulations between 10
and 20 inches, with the highest amounts in the western Absarokas
and southwestern Yellowstone Park. Northern Yellowstone Park will
see 6 to 10 inches of snow with much lower amounts, less than 3
inches at Mammoth. Winds gusting as high as 60 to 70 mph across
the ridgetops.
* WHERE...Absaroka Mountains and Yellowstone National Park.
* WHEN...From 5 PM this afternoon to 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult across Yellowstone Park
and along Chief Joseph Highway. Significant blowing and drifting
of snow is expected. Backcountry travel is not advised.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
121 PM MST Mon Dec 8 2025
WYZ012-091300-
/O.UPG.KRIW.WS.A.0010.251209T1200Z-251211T0000Z/
/O.EXB.KRIW.WS.W.0013.251209T1200Z-251211T0000Z/
Teton and Gros Ventre Mountains-
121 PM MST Mon Dec 8 2025
...WINTER STORM WARNING IN EFFECT FROM 5 AM TUESDAY TO 5 PM MST
WEDNESDAY...
* WHAT...Heavy snow expected. Total snow accumulations generally 1
to 2 feet. Winds gusting as 50 to 60 mph, with strongest winds
occurring Tuesday night through Wednesday morning.
* WHERE...Teton and Gros Ventre Mountains, including Teton Pass and
Togwotee Pass.
* WHEN...From 5 AM Tuesday to 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact travel across Teton and Togwotee Passes Tuesday and
Wednesday. Blowing and drifting of snow is expected. Backcountry
travel is not advised.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
&&
$$
High Wind Warning
URGENT - WEATHER MESSAGE
National Weather Service Billings MT
132 PM MST Mon Dec 8 2025
MTZ029>033-036-037-057-058-138-169-170-173-235-WYZ199-092045-
/O.UPG.KBYZ.HW.A.0011.251209T1200Z-251210T0000Z/
/O.EXA.KBYZ.HW.W.0013.251209T1200Z-251210T0000Z/
Musselshell-Treasure-Northern Rosebud-Custer-Fallon-Powder River-
Carter-Northern Big Horn-Southern Rosebud-Southern Big Horn-
Bighorn Canyon-Northern Carbon-Northeastern Yellowstone-
Southwestern Yellowstone-Sheridan Foothills-
Including the locations of Colstrip, Pryor, Forsyth, Baker, Roundup,
Lodge Grass, Lame Deer, Custer, Fromberg, Hysham, Hardin, Joliet,
Broadus, Fort Smith, Miles City, Billings, Sheridan, Crow Agency,
Ekalaka, and Pompeys Pillar
132 PM MST Mon Dec 8 2025
...HIGH WIND WARNING IN EFFECT FROM 5 AM TO 5 PM MST TUESDAY...
* WHAT...West winds 35 to 45 mph with gusts up to 60 mph expected.
* WHERE...Portions of central, south central, and southeast Montana
and north central Wyoming.
* WHEN...From 5 AM to 5 PM MST Tuesday.
* IMPACTS...Travel could be difficult, especially for high profile
vehicles. Outdoor activities may be impacted by strong wind gusts.
Secure loose outdoor objects.
* ADDITIONAL DETAILS...Strongest winds will be late morning through
early afternoon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Winds this strong can make driving difficult, especially for high
profile vehicles.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Billings MT
132 PM MST Mon Dec 8 2025
MTZ065-066-091800-
/O.CON.KBYZ.HW.W.0013.251209T0000Z-251209T1800Z/
/O.CON.KBYZ.WI.Y.0022.000000T0000Z-251209T0000Z/
Livingston Area-Beartooth Foothills-
Including the locations of Limestone, Fishtail, Mc Leod, Livingston,
Dean, and Nye
132 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 11
AM MST TUESDAY...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...
* WHAT...For the Wind Advisory, southwest winds gusting to 60 mph
occuring. For the High Wind Warning, southwest winds gusting 70 to
80 mph expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...For the Wind Advisory, until 5 PM MST this afternoon. For
the High Wind Warning, from 5 PM this afternoon to 11 AM MST
Tuesday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills. Gusty winds will blow around unsecured
objects.
* ADDITIONAL DETAILS...Strongest wind gusts are expected to occur
tonight into early Tuesday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution and consider postponing travel
until winds subside, or take an alternate route.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Billings MT
132 PM MST Mon Dec 8 2025
MTZ067-068-091800-
/O.CON.KBYZ.HW.W.0013.251209T0000Z-251209T1800Z/
Absaroka/Beartooth Mountains-Crazy Mountains-
Including the locations of Cooke City, Alpine, Mystic Lake, Jardine,
and Silver Gate
132 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 11
AM MST TUESDAY...
* WHAT...West winds gusting to 80 mph expected.
* WHERE...Absaroka/Beartooth Mountains and Crazy Mountains.
* WHEN...From 5 PM this afternoon to 11 AM MST Tuesday.
* IMPACTS...Outdoor recreation will be impacted by very strong wind
gusts and areas of blowing snow.
* ADDITIONAL DETAILS...Increased Avalanche Danger.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Monitor the latest forecasts and warnings for updates.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1254 PM MST Mon Dec 8 2025
WYZ016-091300-
/O.EXB.KRIW.HW.W.0013.251209T0300Z-251209T2100Z/
Upper Wind River Basin-
Including the cities of Dubois
1254 PM MST Mon Dec 8 2025
...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 2 PM MST
TUESDAY...
* WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected.
* WHERE...Upper Wind River Basin, including Dubois.
* WHEN...From 8 PM this evening to 2 PM MST Tuesday.
* IMPACTS...Travel will be difficult, especially for high profile
vehicles.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Use caution if you must drive. Secure loose objects.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1254 PM MST Mon Dec 8 2025
WYZ019-020-022-027>030-091300-
/O.CON.KRIW.HW.W.0013.251209T0600Z-251211T1200Z/
Green Mountains and Rattlesnake Range-Natrona County Lower
Elevations-Casper Mountain-South Lincoln County-Rock Springs and
Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Kemmerer, Cokeville, Green River, Casper,
Wamsutter, Rock Springs, and Jeffrey City
1254 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5
AM MST THURSDAY...
* WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected.
Localized gusts up to 70 to 75 mph possible.
* WHERE...Casper Mountain, Green Mountains and Rattlesnake Range,
Natrona County Lower Elevations, Sweetwater County and South
Lincoln County. Strongest winds are expected along South Pass and
higher peaks of the Green Mountains and Rattlesnake Range.
* WHEN...From 11 PM this evening to 5 AM MST Thursday.
* IMPACTS...Travel will be difficult, especially for high profile
vehicles.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Use caution if you must drive. Secure loose objects.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/riw/ .
Hensley
URGENT - WEATHER MESSAGE
National Weather Service Rapid City SD
1213 PM MST Mon Dec 8 2025
SDZ001-002-012>014-025>027-030>032-041>044-046-047-049-072>078-
WYZ060-091200-
/O.UPG.KUNR.HW.A.0009.251209T1500Z-251210T0600Z/
/O.NEW.KUNR.HW.W.0009.251209T1500Z-251210T0900Z/
Harding-Northern Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Foothills-Rapid City-Southern Foothills-Custer Co Plains-
Pennington Co Plains-Haakon-Western Fall River-Northern Oglala
Lakota-Northern Jackson-Bennett-Mellette-Todd-Tripp-
Sturgis/Piedmont Foothills-Southern Meade Co Plains-Hermosa
Foothills-Eastern Fall River-Southern Oglala Lakota-Southern
Jackson-Southern Perkins-Northeastern Crook-
Including the cities of Tilford, Cherry Creek, Vale, New
Underwood, Ardmore, Witten, Aladdin, Long Valley, Summerset,
Ludlow, Edgemont, Buffalo, Meadow, Angostura Reservoir, Howes,
Mud Butte, Box Elder, Sturgis, Rapid City, Belle Fourche
Reservoir, Faith, Cedar Butte, Red Owl, Opal, Elm Springs,
Winner, Reva, Union Center, Smithwick, Colony, Manderson, Wounded
Knee, Buffalo Gap, Fruitdale, Hamill, White River, Wasta,
Rockyford, Ladner, Zeona, Oglala, White Owl, Potato Creek,
Enning, Parmelee, Saint Onge, Sorum, Fairburn, Wanblee, Glad
Valley, Hot Springs, Cottonwood, Prairie City, Dupree, Oelrichs,
Beulah, Usta, Piedmont, Caputa, Allen, South Eagle Butte, Norris,
Camp Crook, Folsom, Bison, Martin, Batesland, Milesville, Sharps
Corner, Rosebud, Colome, Belvidere, Provo, Harrington, Ideal,
Oral, Hoover, Black Hawk, Kyle, Shadehill, Wall, Quinn, Mission,
Porcupine, Pine Ridge, Saint Francis, Newell, Kadoka, Ellsworth
AFB, Tuthill, Whitewood, Hermosa, Interior, Rumford, Scenic,
Belle Fourche, Spearfish, Lemmon, Wood, Philip, Redig, and
Midland
1213 PM MST Mon Dec 8 2025 /113 PM CST Mon Dec 8 2025/
...HIGH WIND WARNING IN EFFECT FROM 8 AM MST /9 AM CST/ TUESDAY TO 2
AM MST /3 AM CST/ WEDNESDAY...
* WHAT...Northwest winds 35 to 45 mph with gusts up to 65 mph
expected.
* WHERE...Portions of northwestern, south central, and southwestern
South Dakota and northeast Wyoming.
* WHEN...From 8 AM MST /9 AM CST/ Tuesday to 2 AM MST /3 AM CST/
Wednesday.
* IMPACTS...The high winds may blow down large trees and damage
roofs, small outbuildings, and signs. Power outages are possible.
Travel could be difficult, especially for high profile vehicles.
Strong winds can cause blowing dust, reduced visibility, and
flying debris.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A high wind warning means 40 mph winds, or gusts over 60 mph, are
expected or occurring. If you are outdoors, watch for flying or
falling objects that may injure you. Use caution if you must drive.
&&
$$
AW
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
NEZ002-003-019>021-054-055-095-096-091200-
/O.UPG.KCYS.HW.A.0044.251209T1200Z-251210T0000Z/
/O.EXB.KCYS.HW.W.0053.251209T1200Z-251210T0300Z/
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-Northern Sioux
County-Southern Sioux County-
Including the cities of Bridgeport, Scottsbluff, Chadron, Gering,
Alliance, Harrisburg, Sidney, Redington, Brownson, Angora,
Harrison, Kimball, Bayard, Agate, Hemingford, and Chadron St Park
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING IN EFFECT FROM 5 AM TO 8 PM MST TUESDAY...
* WHAT...West winds 30 to 45 mph with gusts up to 70 mph expected.
* WHERE...Banner County, Box Butte County, Cheyenne County, Dawes
County, Kimball County, Morrill County, Northern Sioux County,
Scotts Bluff County, and Southern Sioux County.
* WHEN...From 5 AM to 8 PM MST Tuesday.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ101-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0045.251210T1800Z-251211T1500Z/
Converse County Lower Elevations-
Including the cities of Douglas, Deer Creek, Glenrock, and Bill
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...Monday night and Tuesday, west winds 30 to 40 mph with
gusts up to 70 mph expected. Wednesday into early Thursday, west
winds 20 to 30 mph with gusts up to 60 mph possible.
* WHERE...Converse County Lower Elevations.
* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
MST Tuesday. For the High Wind Watch, from Wednesday morning
through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ102-108-119-091200-
/O.UPG.KCYS.HW.A.0044.251209T0900Z-251210T0300Z/
/O.EXB.KCYS.HW.W.0053.251209T0900Z-251210T0300Z/
Niobrara County-Goshen County-East Laramie County-
Including the cities of Pine Bluffs, Torrington, Lusk, and
Redbird
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 8 PM MST TUESDAY...
* WHAT...West winds 35 to 45 mph with gusts up to 70 mph expected.
* WHERE...Niobrara County, East Laramie County, and Goshen County.
* WHEN...From 2 AM to 8 PM MST Tuesday.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ103-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0700Z/
North Laramie Range-
Including the cities of Garrett
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MST TUESDAY NIGHT...
* WHAT...West winds 35 to 55 mph with gusts up to 90 mph expected.
* WHERE...North Laramie Range.
* WHEN...From midnight tonight to midnight MST Tuesday Night.
* IMPACTS...Very strong winds will have the potential to bring down
trees and cause property damage.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ104-109-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0044.251210T1200Z-251211T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Including the cities of Rawlins and Seminoe Dam
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Monday night into Tuesday, southwest winds 35 to 45 mph
with gusts up to 75 mph expected. On Wednesday, southwest winds 30
to 40 mph with gusts up to 60 mph possible.
* WHERE...Central Carbon County and Ferris/Seminoe/Shirley Mountains.
* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
MST Tuesday. For the High Wind Watch, from late Tuesday night
through late Wednesday night.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ105-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Shirley Basin-
Including the cities of Medicine Bow and Shirley Basin
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...Monday night into Tuesday, west winds 35 to 45 mph with
gusts up to 75 mph expected. Wednesday into early Thursday, west
winds 30 to 40 mph with gusts up to 65 mph possible.
* WHERE...Shirley Basin.
* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
MST Tuesday. For the High Wind Watch, from Wednesday morning
through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ106-117-091200-
/O.CON.KCYS.HW.W.0053.251209T0000Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Central Laramie Range and Southwest Platte County-South Laramie
Range Foothills-
Including the cities of Whitaker, Federal, Horse Creek, and
Bordeaux
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...For the High Wind Warning, west winds 35 to 55 mph with
gusts up to 95 mph expected. For the High Wind Watch, west winds
35 to 55 mph with gusts up to 85 mph possible.
* WHERE...Bordeaux area along Interstate 25 between Chugwater and
Wheatland, and South Laramie Range Foothills.
* WHEN...For the High Wind Warning, from 5 PM this afternoon to
midnight MST Tuesday Night. For the High Wind Watch, from
Wednesday morning through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ107-118-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1800Z-251211T1500Z/
East Platte County-Central Laramie County-
Including the cities of Cheyenne, Wheatland, and Guernsey
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...Monday night into Tuesday, west winds 35 to 45 mph with
gusts up to 75 mph expected. Late Wednesday morning into early
Thursday, west winds 35 to 45 mph with gusts up to 70 mph possible.
* WHERE...Central Laramie County and East Platte County.
* WHEN...For the High Wind Warning, from midnight tonight to
midnight MST Tuesday Night. For the High Wind Watch, from
Wednesday morning through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ110-116-091200-
/O.CON.KCYS.HW.W.0052.000000T0000Z-251212T1200Z/
North Snowy Range Foothills-South Laramie Range-
Including the cities of Vedauwoo, Buford, Pumpkin Vine, Elk
Mountain, and Arlington
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY...
* WHAT...Consistent west winds 30 to 50 mph with gusts to 70 mph.
Gusts of up to 90 mph are expected between 12 AM and 8PM Tuesday.
Gusts to 80 mph are possible between 5 AM Wednesday and 5 AM
Thursday.
* WHERE...North Snowy Range Foothills and South Laramie Range.
* WHEN...Until 5 AM MST Friday.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
* ADDITIONAL DETAILS...This will be a long duration wind event. Wind
gusts exceeding 60 mph are expected periodically through Friday
morning. Certain time periods will have the potential for gusts of
up to 90 mph, but this threat will not be present for the entire
time period.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ113-115-091200-
/O.CON.KCYS.HW.W.0053.251209T0300Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Upper North Platte River Basin-Laramie Valley-
Including the cities of Laramie, Bosler, Encampment, and Saratoga
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...Monday night and Tuesday, west winds 40 to 50 mph with
gusts up to 75 mph expected. Wednesday into early Thursday, west
winds 35 to 45 mph with gusts up to 70 mph possible.
* WHERE...Upper North Platte River Basin and Laramie Valley.
* WHEN...For the High Wind Warning, from 8 PM this evening to
midnight MST Tuesday Night. For the High Wind Watch, from
Wednesday morning through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ114-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0700Z/
Snowy Range-
Including the cities of Centennial and Albany
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MST TUESDAY NIGHT...
* WHAT...West winds 35 to 45 mph with gusts up to 90 mph expected.
* WHERE...Snowy Range.
* WHEN...From midnight tonight to midnight MST Tuesday Night.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
* ADDITIONAL DETAILS...Very strong winds will have the potential to
bring down trees and cause property damage.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
&&
$$
Fuller
URGENT - WEATHER MESSAGE
National Weather Service Denver CO
912 AM MST Mon Dec 8 2025
COZ033>035-090500-
/O.UPG.KBOU.HW.A.0004.251209T0700Z-251210T0700Z/
/O.NEW.KBOU.HW.W.0007.251209T0700Z-251210T0700Z/
South and East Jackson/Larimer/North and Northeast
Grand/Northwest Boulder Counties Above 9000 Feet-South and
Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear
Creek/Summit/North and West Park Counties Above 9000 Feet-Larimer
and Boulder Counties Between 6000 and 9000 Feet-
Including the cities of Kenosha Mountains, Estes Park, Berthoud Pass,
East Slopes Southern Gore Range, Mount Blue Sky, Williams Fork
Mountains, Rabbit Ears Range, Red Feather Lakes, Rocky Mountain
National Park, Winter Park, East Slopes Mosquito Range, Glendevey,
Laramie and Medicine Bow Mountains, Eisenhower Tunnel, Cameron Pass,
Nederland, Breckenridge, Willow Creek Pass, and Indian Peaks
912 AM MST Mon Dec 8 2025
...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT MST
TUESDAY NIGHT...
* WHAT...West winds 35 to 50 mph with gusts 80 to 90 mph possible.
* WHERE...Front Range mountains and northern foothills. Strongest
winds will be north of I-70 and east of the Continental Divide.
* WHEN...From midnight tonight to midnight MST Tuesday Night.
* IMPACTS...Damaging winds will blow down trees and power lines.
Widespread power outages are possible. Travel will be difficult,
especially for high profile vehicles.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
People are urged to secure loose objects that could be blown around
or damaged by the wind.
&&
$$
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
208 PM MST Mon Dec 8 2025
WYZ198-092115-
/O.NEW.KBYZ.WW.Y.0040.251209T1200Z-251211T0000Z/
Northeast Bighorn Mountains-
Including the locations of Story and Burgess Jct
208 PM MST Mon Dec 8 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TUESDAY TO 5 PM MST
WEDNESDAY...
* WHAT...Heavy snow expected. Total snow accumulations between 4 and
10 inches above 7,000 ft with lesser amounts below. Winds gusting
as high as 55 mph.
* WHERE...Northeast Bighorn Mountains.
* WHEN...From 5 AM Tuesday to 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult. Widespread blowing snow
could significantly reduce visibility.
* ADDITIONAL DETAILS...Travel on highway 14 will be impacted by
wintry conditions and slick roads.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
Additional graphics for this hazard can be found at
http://www.weather.gov/billings
Torgerson
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
121 PM MST Mon Dec 8 2025
WYZ008-091300-
/O.NEW.KRIW.WW.Y.0036.251209T1200Z-251211T0000Z/
Bighorn Mountains West-
121 PM MST Mon Dec 8 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TUESDAY TO 5 PM MST
WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations up to 12 to 20
inches across higher peaks in the northern part of the Range,
including along Granite Pass. Around 6 to 12 inches across Powder
River Pass. 1 to 3 inches of snow possible across the southern
part of the Range. Winds gusting as high as 50 to 60 mph.
* WHERE...Bighorn Mountains West.
* WHEN...From 5 AM Tuesday to 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult across Powder River and
Granite Passes. Significant blowing and drifting of snow is
possible. Backcountry travel is not advised.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/riw/ .
Hensley
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
121 PM MST Mon Dec 8 2025
WYZ014-015-091300-
/O.UPG.KRIW.WS.A.0010.251209T1200Z-251211T0000Z/
/O.NEW.KRIW.WW.Y.0036.251209T1200Z-251211T0000Z/
Wind River Mountains West-Wind River Mountains East-
121 PM MST Mon Dec 8 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TUESDAY TO 5 PM MST
WEDNESDAY...
* WHAT...Heavy snow possible. Total snow accumulations of 8 to 16
inches possible. Less than 2 inches of snow is expected for South
Pass. Winds could gust as high as 60 to 70 mph. Locally stronger
gusts are possible.
* WHERE...Wind River Mountains.
* WHEN...From 5 AM Tuesday to 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult. Backcountry travel is
not advised.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
121 PM MST Mon Dec 8 2025
WYZ024-091300-
/O.UPG.KRIW.WS.A.0010.251209T1200Z-251211T0000Z/
/O.NEW.KRIW.WW.Y.0036.251209T1200Z-251211T0000Z/
Salt River and Wyoming Ranges-
121 PM MST Mon Dec 8 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TUESDAY TO 5 PM MST
WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations of 6 to 12 inches.
Winds gusting as high as 60 mph.
* WHERE...Salt River and Wyoming Ranges.
* WHEN...From 5 AM Tuesday to 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult including over Salt River
Pass. Backcountry travel is not advised.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
&&
$$
Wind Advisory
URGENT - WEATHER MESSAGE
National Weather Service Billings MT
132 PM MST Mon Dec 8 2025
MTZ065-066-091800-
/O.CON.KBYZ.HW.W.0013.251209T0000Z-251209T1800Z/
/O.CON.KBYZ.WI.Y.0022.000000T0000Z-251209T0000Z/
Livingston Area-Beartooth Foothills-
Including the locations of Limestone, Fishtail, Mc Leod, Livingston,
Dean, and Nye
132 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 11
AM MST TUESDAY...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...
* WHAT...For the Wind Advisory, southwest winds gusting to 60 mph
occuring. For the High Wind Warning, southwest winds gusting 70 to
80 mph expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...For the Wind Advisory, until 5 PM MST this afternoon. For
the High Wind Warning, from 5 PM this afternoon to 11 AM MST
Tuesday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills. Gusty winds will blow around unsecured
objects.
* ADDITIONAL DETAILS...Strongest wind gusts are expected to occur
tonight into early Tuesday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution and consider postponing travel
until winds subside, or take an alternate route.
&&
$$
High Wind Watch
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ101-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0045.251210T1800Z-251211T1500Z/
Converse County Lower Elevations-
Including the cities of Douglas, Deer Creek, Glenrock, and Bill
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...Monday night and Tuesday, west winds 30 to 40 mph with
gusts up to 70 mph expected. Wednesday into early Thursday, west
winds 20 to 30 mph with gusts up to 60 mph possible.
* WHERE...Converse County Lower Elevations.
* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
MST Tuesday. For the High Wind Watch, from Wednesday morning
through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ104-109-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0044.251210T1200Z-251211T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Including the cities of Rawlins and Seminoe Dam
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Monday night into Tuesday, southwest winds 35 to 45 mph
with gusts up to 75 mph expected. On Wednesday, southwest winds 30
to 40 mph with gusts up to 60 mph possible.
* WHERE...Central Carbon County and Ferris/Seminoe/Shirley Mountains.
* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
MST Tuesday. For the High Wind Watch, from late Tuesday night
through late Wednesday night.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ105-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Shirley Basin-
Including the cities of Medicine Bow and Shirley Basin
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...Monday night into Tuesday, west winds 35 to 45 mph with
gusts up to 75 mph expected. Wednesday into early Thursday, west
winds 30 to 40 mph with gusts up to 65 mph possible.
* WHERE...Shirley Basin.
* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
MST Tuesday. For the High Wind Watch, from Wednesday morning
through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ106-117-091200-
/O.CON.KCYS.HW.W.0053.251209T0000Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Central Laramie Range and Southwest Platte County-South Laramie
Range Foothills-
Including the cities of Whitaker, Federal, Horse Creek, and
Bordeaux
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...For the High Wind Warning, west winds 35 to 55 mph with
gusts up to 95 mph expected. For the High Wind Watch, west winds
35 to 55 mph with gusts up to 85 mph possible.
* WHERE...Bordeaux area along Interstate 25 between Chugwater and
Wheatland, and South Laramie Range Foothills.
* WHEN...For the High Wind Warning, from 5 PM this afternoon to
midnight MST Tuesday Night. For the High Wind Watch, from
Wednesday morning through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ107-118-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1800Z-251211T1500Z/
East Platte County-Central Laramie County-
Including the cities of Cheyenne, Wheatland, and Guernsey
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...Monday night into Tuesday, west winds 35 to 45 mph with
gusts up to 75 mph expected. Late Wednesday morning into early
Thursday, west winds 35 to 45 mph with gusts up to 70 mph possible.
* WHERE...Central Laramie County and East Platte County.
* WHEN...For the High Wind Warning, from midnight tonight to
midnight MST Tuesday Night. For the High Wind Watch, from
Wednesday morning through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025
WYZ113-115-091200-
/O.CON.KCYS.HW.W.0053.251209T0300Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Upper North Platte River Basin-Laramie Valley-
Including the cities of Laramie, Bosler, Encampment, and Saratoga
1211 PM MST Mon Dec 8 2025
...HIGH WIND WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...Monday night and Tuesday, west winds 40 to 50 mph with
gusts up to 75 mph expected. Wednesday into early Thursday, west
winds 35 to 45 mph with gusts up to 70 mph possible.
* WHERE...Upper North Platte River Basin and Laramie Valley.
* WHEN...For the High Wind Warning, from 8 PM this evening to
midnight MST Tuesday Night. For the High Wind Watch, from
Wednesday morning through Thursday morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Denver CO
912 AM MST Mon Dec 8 2025
COZ038-039-042-090500-
/O.NEW.KBOU.HW.A.0005.251209T1300Z-251210T0700Z/
Larimer County Below 6000 Feet/Northwest Weld County-Boulder And
Jefferson Counties Below 6000 Feet/West Broomfield County-
Northeast Weld County-
Including the cities of Nunn, Boulder, Grover, Pawnee Buttes, Fort
Collins, Longmont, Briggsdale, Arvada, Raymer, Stoneham, Loveland,
Lakewood, Golden, and Hereford
912 AM MST Mon Dec 8 2025
...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...
* WHAT...West winds 25 to 35 mph with gusts 60 to 75 mph possible.
* WHERE...Fort Collins, Boulder and the western suburbs of Denver, as
well as northern Weld County. Strongest winds will be near the base
of the foothills, including the Highway 93 corridor, and along the
Cheyenne Ridge.
* WHEN...From Tuesday morning through Tuesday evening.
* IMPACTS...Damaging winds could blow down trees and power lines.
Widespread power outages are possible. Travel could be difficult,
especially for high profile vehicles. New fires may spread rapidly
in northern Weld County or any areas with little to no snow cover.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Monitor the latest forecasts and warnings for updates.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/bou
BRQ
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1038 AM MST Mon Dec 8 2025
COZ030>051-091745-
Jackson County Below 9000 Feet-
West Jackson and West Grand Counties Above 9000 Feet-
Grand and Summit Counties Below 9000 Feet-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Central and Southeast Park County-
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Northeast Weld County-Central and South Weld County-Morgan County-
Central and East Adams and Arapahoe Counties-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
1038 AM MST Mon Dec 8 2025
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...Today and Tonight
The mountains and foothills will see strengthening winds tonight,
particularly after midnight, when a High Wind Warning goes into
effect. Wind-prone locations, especially north of I-70 and east
of the Continental Divide, are expected to see gusts 65 to 85 mph
through sunrise Tuesday. Travel will be difficult for high profile
vehicles, and damage to trees and powerlines will be possible.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday
Strong winds will continue across the mountains and foothills,
peaking during the day Tuesday with maximum gusts 75 to 90 mph.
At times, some of these winds may spread into adjacent lower
elevations, especially west of I-25 near the base of the
foothills, and across northern Larimer and Weld Counties.
Light snow expected Wednesday and Thursday for the northern
mountains. Strong winds return Wednesday night into Thursday
morning, with gusts up to 75 mph possible at times across the high
country. Wind-prone areas could see gusty winds as well along the
foothills.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
442 AM MST Mon Dec 8 2025
WYZ101-103>107-109>118-091145-
Converse County Lower Elevations-North Laramie Range-
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Laramie Range and Southwest Platte County-
East Platte 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-
442 AM MST Mon Dec 8 2025
This hazardous weather outlook is for portions of east central
Wyoming...south central Wyoming and southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
- Snow showers and blowing snow will impact travel in the
Arlington/Elk Mountain area through Monday morning.
- Damaging winds are expected near and in the lee of southeast
Wyoming mountain ranges Monday evening through Tuesday
evening. Gusts up to 90 mph are expected.
- Cheyenne, Laramie, Rawlins, Wheatland, and Douglas can expect
wind gusts up to 75 mph tonight into Tuesday.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
- A backdoor cold front may bring a brief reprieve from the wind
along with a chance for snow showers Tuesday night into early
Wednesday before winds pick up again Wednesday.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Grand Junction CO
438 AM MST Mon Dec 8 2025
COZ001>014-017>023-UTZ022>025-027>029-091145-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-Upper Gunnison River Valley-
Uncompahgre Plateau and Dallas Divide-Northwest San Juan Mountains-
Southwest San Juan Mountains-Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
438 AM MST Mon Dec 8 2025
This Hazardous Weather Outlook is for northwest Colorado, southwest
Colorado, west central Colorado, east central Utah, northeast Utah
and southeast Utah.
.DAY ONE...Today and tonight.
Light snow accumulations are possible over the northern and central
mountains. Winter driving conditions over the mountain can be
expected during the morning hours with improvement this afternoon as
the snow tapers off.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
The northern and portions of the central Colorado mountains are
likely to see additional periods of light snow showers through the
week as moisture continues to brush the Central Rockies. Be prepared
for impacts to travel over the Rabbit Ears and Vail Passes at times.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
315 AM MST Mon Dec 8 2025
WYZ001>020-022>030-091400-
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-
315 AM MST Mon Dec 8 2025
...Winter Storm Watches and Warnings in effect for most of the
western mountains tonight through Wednesday...
...High Wind Warning in effect across southern Wyoming and Natrona
County from late tonight through Wednesday night...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and Tonight.
Mainly light snow in the mountains. Heavier snow moving back into
the northern mountains tonight. Please see Winter Weather Products
and forecasts for details.
Strong to high wind developing from Kemmerer through Rock Springs
and into Natrona County. Please see High Wind Warnings for
details.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
Tuesday and Wednesday...Snow likely in the western and northern
mountains. Strong to high wind continuing in southern Wyoming.
Thursday night and Friday...Another chance for snow in the
northern mountains.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
