High Wind Warning
URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
859 AM MST Tue Dec 9 2025
WYZ019-020-022-027>030-092100-
/O.CON.KRIW.HW.W.0013.000000T0000Z-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 Casper, Green River, Jeffrey City,
Cokeville, Kemmerer, Wamsutter, and Rock Springs
859 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 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...Through 5 AM MST Thursday. The strongest wind will occur
during the daytime hours with a lull in the wind possible on
Tuesday night.
* IMPACTS...Travel will be difficult, especially for high profile
vehicles.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Use caution if you must drive. Secure loose objects.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/riw/ .
Dziewaltowski
URGENT - WEATHER MESSAGE
National Weather Service Denver CO
328 AM MST Tue Dec 9 2025
COZ033>035-092200-
/O.CON.KBOU.HW.W.0007.000000T0000Z-251210T0700Z/
South and East Jackson/Larimer/North and Northeast
Grand/Northwest Boulder Counties Above 9000 Feet-South and
Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear
Creek/Summit/North and West Park Counties Above 9000 Feet-Larimer
and Boulder Counties Between 6000 and 9000 Feet-
Including the cities of Nederland, Willow Creek Pass, Indian Peaks,
Williams Fork Mountains, Cameron Pass, Eisenhower Tunnel, Glendevey,
Rabbit Ears Range, Breckenridge, Berthoud Pass, Red Feather Lakes,
Rocky Mountain National Park, Estes Park, East Slopes Mosquito Range,
East Slopes Southern Gore Range, Kenosha Mountains, Laramie and
Medicine Bow Mountains, Winter Park, and Mount Blue Sky
328 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT...
* WHAT...West winds 35 to 50 mph with gusts 80 to 90 mph possible.
* WHERE...Front Range mountains and northern foothills. Strongest
winds will be north of I-70 and east of the Continental Divide.
* WHEN...Until midnight MST tonight.
* IMPACTS...Damaging winds will blow down trees and power lines.
Power outages are possible. Travel will be difficult, especially
for high profile vehicles.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
People are urged to secure loose objects that could be blown around
or damaged by the wind.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/bou
22
URGENT - WEATHER MESSAGE
National Weather Service Denver CO
328 AM MST Tue Dec 9 2025
COZ038-039-042-092200-
/O.UPG.KBOU.HW.A.0005.251209T1300Z-251210T0700Z/
/O.EXA.KBOU.HW.W.0007.000000T0000Z-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 Arvada, Grover, Pawnee Buttes, Briggsdale,
Loveland, Lakewood, Nunn, Fort Collins, Stoneham, Boulder, Golden,
Longmont, Raymer, and Hereford
328 AM MST Tue Dec 9 2025
...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MST TONIGHT...
* 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...Until midnight MST tonight.
* IMPACTS...Damaging winds could blow down trees and power lines.
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...
People are urged to secure loose objects that could be blown around
or damaged by the wind.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
305 AM MST Tue Dec 9 2025
WYZ113-115-100000-
/O.CON.KCYS.HW.W.0053.000000T0000Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Upper North Platte River Basin-Laramie Valley-
Including the cities of Saratoga, Laramie, Bosler, and Encampment
305 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...West winds 40 to 50 mph with gusts up to 75 mph expected
through Tuesday evening. Then, after a break, west winds 35 to 45
mph with gusts up to 70 mph possible Wednesday through early
Thursday morning.
* WHERE...Upper North Platte River Basin and Laramie Valley.
* WHEN...For the High Wind Warning, until midnight MST tonight. For
the High Wind Watch, from Wednesday morning through Thursday
morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
305 AM MST Tue Dec 9 2025
WYZ114-100000-
/O.CON.KCYS.HW.W.0053.000000T0000Z-251210T0700Z/
Snowy Range-
Including the cities of Centennial and Albany
305 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT...
* WHAT...West winds 35 to 45 mph with gusts up to 90 mph expected.
* WHERE...Snowy Range.
* WHEN...Until midnight MST tonight.
* 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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
305 AM MST Tue Dec 9 2025
WYZ110-116-100000-
/O.CON.KCYS.HW.W.0052.000000T0000Z-251212T1200Z/
North Snowy Range Foothills-South Laramie Range-
Including the cities of Arlington, Buford, Pumpkin Vine,
Vedauwoo, and Elk Mountain
305 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY...
* WHAT...West winds 35 to 55 mph with gusts up to 90 mph through
Tuesday evening. Then, after a possible short break, west winds 35
to 50 mph with gusts up to 75 mph expected Wednesday into early
Friday.
* WHERE...North Snowy Range Foothills and South Laramie Range.
* WHEN...Until 5 AM MST Friday.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
* ADDITIONAL DETAILS...This will be a long duration wind event. Wind
gusts exceeding 60 mph are expected periodically through Friday
morning. Certain time periods will have the potential for gusts of
up to 90 mph, but this threat will not be present for the entire
time period.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
305 AM MST Tue Dec 9 2025
WYZ106-117-100000-
/O.UPG.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
/O.EXB.KCYS.HW.W.0052.251210T1600Z-251212T0700Z/
/O.CON.KCYS.HW.W.0053.000000T0000Z-251210T0700Z/
Central Laramie Range and Southwest Platte County-South Laramie
Range Foothills-
Including the cities of Bordeaux, Whitaker, Horse Creek, and
Federal
305 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT...
...HIGH WIND WARNING IN EFFECT FROM 9 AM WEDNESDAY TO MIDNIGHT MST
THURSDAY NIGHT...
* WHAT...West winds 35 to 55 mph with gusts up to 90 mph through
Tuesday evening. Then, after a break overnight, west winds 35 to
50 mph with gusts up to 80 mph expected Wednesday late morning
through Thursday night.
* WHERE...Bordeaux area along Interstate 25 between Chugwater and
Wheatland, and South Laramie Range Foothills.
* WHEN...For the first High Wind Warning, until midnight MST
tonight. For the second High Wind Warning, from 9 AM Wednesday to
midnight MST Thursday 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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
305 AM MST Tue Dec 9 2025
WYZ107-118-100000-
/O.CON.KCYS.HW.W.0053.000000T0000Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1800Z-251211T1500Z/
East Platte County-Central Laramie County-
Including the cities of Guernsey, Wheatland, and Cheyenne
305 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...West winds 35 to 45 mph with gusts up to 75 mph expected
through Tuesday evening. Then, after a break, west winds 35 to 45
mph with gusts up to 70 mph possible Wednesday afternoon into
early Thursday morning.
* WHERE...Central Laramie County and East Platte County.
* WHEN...For the High Wind Warning, until midnight MST tonight. For
the High Wind Watch, from Wednesday morning through Thursday
morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
312 AM MST Tue Dec 9 2025
WYZ112-114-100000-
/O.NEW.KCYS.WW.Y.0037.251209T1900Z-251210T1800Z/
Sierra Madre Range-Snowy Range-
Including the cities of Centennial and Albany
312 AM MST Tue Dec 9 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 11 AM MST
WEDNESDAY...
* WHAT...Snow and blowing snow expected. Total snow accumulations of
6 to 12 inches above 9000 feet in elevation. Locally higher
amounts possible above 10000 feet. Winds gusting as high as 75 mph.
* WHERE...Sierra Madre Range and Snowy Range.
* WHEN...From noon today to 11 AM MST Wednesday.
* IMPACTS...Outdoor recreation could become dangerous to those
caught unprepared for hazardous winter conditions. Hunters,
hikers, and snowmobilers may become disoriented and lost due to
low visibility in falling and blowing snow.
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.
&&
$$
MN
Avalanche Watch
COZ004-031-100100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED AVALANCHE WATCH
COLORADO AVALANCHE INFORMATION CENTER
RELAYED BY NATIONAL WEATHER SERVICE DENVER/BOULDER CO
648 AM MST TUE DEC 09 2025
THE FOLLOWING MESSAGE IS TRANSMITTED AT THE REQUEST OF THE
COLORADO AVALANCHE INFORMATION CENTER.
AVALANCHE WATCH IN EFFECT FROM 12 AM Wednesday UNTIL 5 PM WEDNESDAY
*WHAT Dangerous avalanche conditions are taking shape. Expect the Avalanche Danger
to rise to HIGH (Level 4 of 5) by early Wednesday morning.
*WHERE Park Range
*WHEN Expect dangerous avalanche conditions to begin overnight Tuesday into Wednesday
and last through Wednesday.
*IMPACTS Heavy snow and strong winds will create dangerous avalanche conditions.
Large and dangerous avalanches will be easy to trigger once the new snow accumulates.
Avalanches will run naturally.
*PRECAUTION/PREPAREDNESS ACTIONS Travel in backcountry avalanche terrain is not
recommended on Wednesday. Avoid travel on and under slopes with a slope angle steeper
than about 30 degrees. You can find more detailed information at colorado.gov/avalanche
$$
High Wind Watch
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
305 AM MST Tue Dec 9 2025
WYZ113-115-100000-
/O.CON.KCYS.HW.W.0053.000000T0000Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Upper North Platte River Basin-Laramie Valley-
Including the cities of Saratoga, Laramie, Bosler, and Encampment
305 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...West winds 40 to 50 mph with gusts up to 75 mph expected
through Tuesday evening. Then, after a break, west winds 35 to 45
mph with gusts up to 70 mph possible Wednesday through early
Thursday morning.
* WHERE...Upper North Platte River Basin and Laramie Valley.
* WHEN...For the High Wind Warning, until midnight MST tonight. 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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
305 AM MST Tue Dec 9 2025
WYZ107-118-100000-
/O.CON.KCYS.HW.W.0053.000000T0000Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1800Z-251211T1500Z/
East Platte County-Central Laramie County-
Including the cities of Guernsey, Wheatland, and Cheyenne
305 AM MST Tue Dec 9 2025
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...
* WHAT...West winds 35 to 45 mph with gusts up to 75 mph expected
through Tuesday evening. Then, after a break, west winds 35 to 45
mph with gusts up to 70 mph possible Wednesday afternoon into
early Thursday morning.
* WHERE...Central Laramie County and East Platte County.
* WHEN...For the High Wind Warning, until midnight MST tonight. For
the High Wind Watch, from Wednesday morning through Thursday
morning.
* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.
A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1041 AM MST Tue Dec 9 2025
COZ030>051-101745-
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-
1041 AM MST Tue Dec 9 2025
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...Today and Tonight
Strong winds gusting 65 to 80 mph will continue to impact much of
the leeward slopes, foothills, and northern plains along the
Wyoming state line through this afternoon, before diminishing this
evening. Winds will remain breezy overnight in the high country,
but should fall below high wind criteria by midnight for almost
all locations. The northern mountains, especially the Park Range
and Medicine Bow Range, will see light snow develop this evening
and continue through Wednesday afternoon. A few inches of
accumulation may make conditions slick on Rabbit Ears Pass and
Cameron Pass.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Strong winds return Wednesday afternoon into Thursday morning,
with gusts up to 70 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.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
456 AM MST Tue Dec 9 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>119-101200-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
456 AM MST Tue Dec 9 2025
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
- Damaging winds are expected near and in the lee of southeast
Wyoming mountain ranges through Tuesday afternoon. Gusts up
to 90 mph are expected.
- Cheyenne, Laramie, Rawlins, Wheatland, and Douglas can expect
wind gusts up to 75 mph through the day today.
- Wind gusts up to 65 mph are expected to spread into High
Plains mid morning into the afternoon.
- A cold front will bring a banded rain and snow showers late
this afternoon through the evening. This will also bring a
brief reprieve from the wind into Wednesday morning.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
- Another strong wind event is expected to begin during the day
Wednesday and last at least into Thursday, and possibly Friday.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Pueblo CO
402 AM MST Tue Dec 9 2025
COZ058>089-093>099-101115-
Western Mosquito Range/East Lake County Above 11000 Feet-
Leadville Vicinity/Lake County Below 11000 Feet-
Eastern Sawatch Mountains Above 11000 Feet-
Western Chaffee County Between 9000 and 11000 Feet-
Central Chaffee County Below 9000 Feet-
Western Mosquito Range/East Chaffee County Above 9000 Feet-
Saguache County West of Continental Divide Below 10000 Feet-
Saguache County East of Continental Divide Below 10000 Feet-
La Garita Mountains Above 10000 Feet-
Upper Rio Grande Valley/Eastern San Juan Mountains Below
10000 Feet-Eastern San Juan Mountains Above 10000 Feet-
Del Norte Vicinity/Northern San Luis Valley Below 8500 Feet-
Alamosa Vicinity/Central San Luis Valley Below 8500 Feet-
Southern San Luis Valley-
Northern Sangre de Cristo Mountains Between 8500 And 11000 Feet-
Northern Sangre de Cristo Mountains Above 11000 Feet-
Southern Sangre de Cristo Mountains Between 7500 and 11000 Feet-
Southern Sangre de Cristo Mountains Above 11000 Feet-
Northwestern Fremont County Above 8500 Feet-
Western/Central Fremont County Below 8500 Feet-
Wet Mountain Valley Below 8500 Feet-
Wet Mountains between 6300 and 10000 Feet-
Wet Mountains Above 10000 Feet-
Teller County/Rampart Range Above 7500 Feet/Pikes Peak Between
7500 And 11000 Feet-Pikes Peak Above 11000 Feet-
Canon City Vicinity/Eastern Fremont County-
Northern El Paso County/Monument Ridge/Rampart Range Below
7500 Feet-
Colorado Springs Vicinity/Southern El Paso County/Rampart Range
Below 7400 Feet-Pueblo Vicinity/Pueblo County Below 6300 Feet-
Walsenburg Vicinity/Upper Huerfano River Basin Below 7500 Feet-
Trinidad Vicinity/Western Las Animas County Below 7500 Feet-
Crowley County-La Junta Vicinity/Otero County-
Eastern Las Animas County-Western Kiowa County-
Eastern Kiowa County-Las Animas Vicinity/Bent County-
Lamar Vicinity/Prowers County-Springfield Vicinity/Baca County-
402 AM MST Tue Dec 9 2025
This hazardous weather outlook is for portions of central...east
central...south central and southeast Colorado.
.DAY ONE...Today and Tonight
Light but wind driven snow will be possible over the highest peaks
of the central mountains today, especially for northern and western
facing slopes. Winds may gust up to 60 mph at times over the Sawatch
mountains, particularly over the lee slopes through Lake and Chaffee
counties north of Monarch Pass. The combination of strong winds and
wind driven snow may make travel very difficult at times through
these areas today!
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Light snow showers are expected across the central mountains
Wednesday afternoon. Any accumulations are expected to be less than
0.5 inches.
Otherwise breezy conditions are expected along the mountains
Wednesday, with gusts of 40-50 mph.
.SPOTTER INFORMATION STATEMENT...
Weather spotters will not be needed today or tonight.
$$
EHR/SIMCOE
Hazardous Weather Outlook
National Weather Service Grand Junction CO
356 AM MST Tue Dec 9 2025
COZ001>014-017>023-UTZ022>025-027>029-101100-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-Upper Gunnison River Valley-
Uncompahgre Plateau and Dallas Divide-Northwest San Juan Mountains-
Southwest San Juan Mountains-Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
356 AM MST Tue Dec 9 2025
This Hazardous Weather Outlook is for northwest Colorado, southwest
Colorado, west central Colorado, east central Utah, northeast Utah
and southeast Utah.
.DAY ONE...Today and tonight.
The northern Colorado mountains will see one last snow this afternoon
and overnight with accumulation of over six inches at the highest
elevations of the Park Range. Expect winter driving conditions
possible overnight on Rabbit Ears Pass with minimal if any impacts.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Snow ends in the northern Colorado mountains by about noon Wednesday.
Warm and dry weather moves in for the rest of the week into early
next week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected today or tonight, however
spotters are encouraged to report snowfall amounts to the
National Weather Service in Grand Junction.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
248 AM MST Tue Dec 9 2025
WYZ001>020-022>030-101400-
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-
248 AM MST Tue Dec 9 2025
...WINTER STORM WARNINGS REMAIN IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 PM MST WEDNESDAY...
...HIGH WIND WARNING IN EFFECT THROUGH WEDNESDAY EVENING...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Moderate to heavy snowfall continues for western mountains. 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...Wednesday through Monday.
Wednesday and Thursday...Snow likely in the western and northern
mountains. Strong to high wind continuing in southern Wyoming.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
