Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
135 PM MST Sat Dec 6 2025
COZ010-012-070600-
/O.CON.KGJT.WS.W.0007.000000T0000Z-251207T0600Z/
Gore and Elk Mountains/Central Mountain Valleys-West Elk and
Sawatch Mountains-
Including the cities of Aspen, Snowmass, Vail, Vail Pass, Minturn,
Crested Butte, Taylor Park, Marble, Monarch Pass, and McClure Pass
135 PM MST Sat Dec 6 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Heavy snow. Additional snow accumulations up to 3 inches.
Winds gusting as high as 45 mph.
* WHERE...Gore and Elk Mountains/Central Mountain Valleys and West
Elk and Sawatch Mountains.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be very difficult to impossible at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, warm clothes,
and water in your vehicle in case of an emergency. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
135 PM MST Sat Dec 6 2025
COZ013-070600-
/O.CON.KGJT.WS.W.0007.000000T0000Z-251207T0600Z/
Flat Tops-
Including the cities of Buford and Trappers Lake
135 PM MST Sat Dec 6 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Heavy snow. Additional snow accumulations up to 3 inches.
Winds gusting as high as 40 mph.
* WHERE...Flat Tops and Gore and Elk Mountains/Central Mountain
Valleys.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be difficult to impossible at times. Roads,
and especially bridges and overpasses, will likely become slick
and hazardous.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Monitor the latest forecasts for updates on this situation.
Persons should consider delaying all travel. If travel is absolutely
necessary, drive with extreme caution. Consider taking a winter
storm kit along with you, including such items as tire chains,
booster cables, flashlight, shovel, blankets and extra clothing.
Also take water, a first aid kit, and anything else that would help
you survive in case you become stranded.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pueblo CO
935 AM MST Sat Dec 6 2025
COZ058-060-070045-
/O.CON.KPUB.WS.W.0012.000000T0000Z-251207T0600Z/
Western Mosquito Range/East Lake County Above 11000 Feet-Eastern
Sawatch Mountains Above 11000 Feet-
Including Bonanza and Climax
935 AM MST Sat Dec 6 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Heavy snow. Additional snow accumulations between 4 and 10
inches. Winds gusting as high as 60 mph.
* WHERE...Eastern Sawatch Mountains and Western Mosquito Range Above
11000 Feet.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be very difficult. Widespread blowing snow
could significantly reduce visibility.
* ADDITIONAL DETAILS...Most of the heaviest snow will occur north of
Cottonwood Pass.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
423 AM MST Sat Dec 6 2025
COZ032-062300-
/O.CON.KBOU.WS.W.0007.000000T0000Z-251207T0600Z/
Grand and Summit Counties Below 9000 Feet-
Including the cities of Fraser, Granby, Grand Lake, Dillon, Hot
Sulphur Springs, and Kremmling
423 AM MST Sat Dec 6 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Heavy snow. Additional snow accumulations between 3 and 5
inches. Winds gusting as high as 45 mph.
* WHERE...Grand and Summit Counties Below 9000 Feet.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Snow and blowing snow could reduce visibility to a
quarter mile or less. Travel could be very difficult.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in your
vehicle in case of an emergency. The latest road conditions for
Colorado can be obtained by calling 5 1 1 or by going to
www.cotrip.org.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
423 AM MST Sat Dec 6 2025
COZ031-033-034-062300-
/O.CON.KBOU.WS.W.0007.000000T0000Z-251207T0600Z/
West Jackson and West Grand Counties Above 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-
Including the cities of Berthoud Pass, Kenosha Mountains, Rabbit Ears
Range, Eisenhower Tunnel, Willow Creek Pass, Mount Blue Sky, Laramie
and Medicine Bow Mountains, Indian Peaks, Winter Park, Williams Fork
Mountains, Mt Zirkel, East Slopes Mosquito Range, Cameron Pass,
Breckenridge, East Slopes Southern Gore Range, and Rocky Mountain
National Park
423 AM MST Sat Dec 6 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Heavy snow. Additional snow accumulations between 5 and 10
inches. Winds gusting as high as 60 mph.
* WHERE...Rabbit Ears Pass, Rocky Mountain National Park and the
Medicine Bow Range, and The Mountains of Summit County, the
Mosquito Range, and the Indian Peaks.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Snow and blowing snow will reduce visibility to a quarter
mile or less. Near blizzard conditions are possible, especially
Saturday morning. Travel will be very difficult to impossible, with
road closures possible.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in your
vehicle in case of an emergency. The latest road conditions for
Colorado can be obtained by calling 5 1 1 or by going to
www.cotrip.org.
If traveling to the mountains, be prepared for winter driving
conditions. Check cotrip.org for road closures and traction laws.
&&
$$
Avalanche Warning
COZ004-010-031-034-062345-
BULLETIN - IMMEDIATE BROADCAST REQUESTED AVALANCHE WARNING
COLORADO AVALANCHE INFORMATION CENTER
RELAYED BY NATIONAL WEATHER SERVICE DENVER/BOULDER CO
443 PM MST FRI DEC 05 2025
THE FOLLOWING MESSAGE IS TRANSMITTED AT THE REQUEST OF THE
COLORADO AVALANCHE INFORMATION CENTER.
...AVALANCHE WARNING IN EFFECT THROUGH 5 PM SATURDAY...
*WHAT...Very dangerous avalanche conditions. The Avalanche Danger is
HIGH (Level 4 of 5) through Saturday
*WHERE...Park Range and the Gore Range
*WHEN...Expect very dangerous avalanche conditions through Saturday
at 5 PM.
*IMPACTS...Heavy snow and strong winds are creating very dangerous
avalanche conditions. Large and dangerous avalanches are easy to
trigger. Large avalanches will release naturally from wind-loaded
slopes.
*PRECAUTION/PREPAREDNESS ACTIONS...Travel in backcountry avalanche
terrain is not recommended through Saturday. Avoid travel on and
under slopes with a slope angle steeper than about 30 degrees. You
can findmore detailed information at colorado.gov/avalanche
JK
$$
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
135 PM MST Sat Dec 6 2025
COZ008-070600-
/O.CON.KGJT.WW.Y.0028.000000T0000Z-251207T0600Z/
Central Colorado River Basin-
Including the cities of Edwards, Eagle, Gypsum, Glenwood Springs,
Carbondale, and Basalt
135 PM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Snow. Additional snow accumulations up to two inches. Winds
gusting as high as 35 mph.
* WHERE...Central Colorado River Basin.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be hazardous to difficult at times,
especially through Glenwood Canyon.
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.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
135 PM MST Sat Dec 6 2025
COZ018-070600-
/O.CON.KGJT.WW.Y.0028.000000T0000Z-251207T0600Z/
Northwest San Juan Mountains-
Including the cities of Telluride, Lizard Head Pass, Ouray, Red Mtn
Pass, and Lake City
135 PM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING ABOVE 9000 FEET...
* WHAT...Snow above 9000 feet. Additional snow accumulations up to 4
inches. Winds gusting as high as 45 mph.
* WHERE...Northwest San Juan Mountains.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be very difficult to impossible at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
KJS
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pueblo CO
935 AM MST Sat Dec 6 2025
COZ059-070045-
/O.CON.KPUB.WW.Y.0028.000000T0000Z-251207T0600Z/
Leadville Vicinity/Lake County Below 11000 Feet-
Including Leadville
935 AM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Snow. Additional snow accumulations between 3 and 7 inches.
Winds gusting as high as 50 mph.
* WHERE...Lake County Below 11000 Feet including Leadville.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be very difficult.
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.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pueblo CO
935 AM MST Sat Dec 6 2025
COZ061-070045-
/O.CON.KPUB.WW.Y.0028.000000T0000Z-251207T0600Z/
Western Chaffee County Between 9000 and 11000 Feet-
Including St Elmo, Granite, and Alpine
935 AM MST Sat Dec 6 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Snow. Additional snow accumulations between 2 and 5 inches.
Winds gusting as high as 55 mph.
* WHERE...Western Chaffee County Between 9000 and 11000 Feet.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be difficult.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
Visit us at http://www.weather.gov/pub
KT
Wind Advisory
URGENT - WEATHER MESSAGE
National Weather Service Albuquerque NM
259 AM MST Sat Dec 6 2025
NMZ214-215-223-062100-
/O.CON.KABQ.WI.Y.0033.251206T1300Z-251206T2100Z/
Southern Sangre de Cristo Mountains-East Slopes Sangre de Cristo
Mountains-Central Highlands-
259 AM MST Sat Dec 6 2025
...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 2 PM
MST THIS AFTERNOON PEAKS OF THE SANGRE DE CRISTO MOUNTAINS AND PARTS
OF THE CENTRAL HIGHLANDS...
* WHAT...West winds 30 to 35 mph with gusts up to 55 mph expected
over the high peaks of the Sangre de Cristo Mountains and parts of
the Central Highlands.
* WHERE...Central Highlands, East Slopes Sangre de Cristo Mountains,
and Southern Sangre de Cristo Mountains.
* WHEN...From 6 AM this morning to 2 PM MST this afternoon.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs may be blown down. Expect strong crosswinds on area roadways.
* ADDITIONAL DETAILS...Blowing snow in the high terrain of the
Sangre de Cristo Mountains may reduce visibility below one mile at
times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.
Secure outdoor objects.
&&
$$
16
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1107 AM MST Sat Dec 6 2025
COZ030>051-071815-
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-
1107 AM MST Sat Dec 6 2025
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...This Afternoon and Tonight
Moderate to occasionally heavy snow will continue in the mountains
through early afternoon, before snowfall intensities quickly
diminish. Strong winds will continue to impact the higher mountain
terrain with gusts 60-80 mph for the windiest location, resulting
in continued areas of blowing snow into the evening at and above
pass levels.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Light snow is expected to linger into Sunday with snow covered
and slick roads possible on Sunday, especially during the morning
over the mountain passes.
For next week, periods of snow will be possible over the northern
mountains through the middle part of next week. Across the plains,
dry conditions are expected to continue, with a gradual warming
trend.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.
$$
Hazardous Weather Outlook
National Weather Service Pueblo CO
925 AM MST Sat Dec 6 2025
COZ058>089-093>099-071630-
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-
925 AM MST Sat Dec 6 2025
This hazardous weather outlook is for portions of central...east
central...south central and southeast Colorado.
.DAY ONE...Today and Tonight
Moderate to heavy wind driven snow will continue across the
central mountain through late this evening. The heaviest snow
along with the strongest winds will occur this morning. Snowfall
amounts of 8 to 16 inches will be likely, with the heaviest snow
occurring on the northwest slopes of the mountains in Lake County.
Travel across the mountain passes in Lake and Chaffee counties
will be difficult, especially this morning.
Strong west winds will continue this morning across the higher
terrain and east facing slopes of the southeast mountains. Some
localized wind gusts of 55 to 65 mph will be possible.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Addition snow showers will be possible Wednesday and Thursday in
the central mountains. A few inches of wind driven snow will be
possible.
.SPOTTER INFORMATION STATEMENT...
Weather conditions that meet reporting criteria for spotters will
be possible over portions of the region.
$$
31/34
Hazardous Weather Outlook
National Weather Service Grand Junction CO
332 AM MST Sat Dec 6 2025
COZ001>014-017>023-UTZ022>025-027>029-071200-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-Upper Gunnison River Valley-
Uncompahgre Plateau and Dallas Divide-Northwest San Juan Mountains-
Southwest San Juan Mountains-Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
332 AM MST Sat Dec 6 2025
This Hazardous Weather Outlook is for northwest Colorado, southwest
Colorado, west central Colorado, east central Utah, northeast Utah
and southeast Utah.
.DAY ONE...Today and tonight.
Moderate to heavy snow rates and strong winds will be impacting
travel across the northern and central Colorado high country.
Accumulating snow and gusts to 35 to 55 mph will create areas of
blowing and drifting snow. Lesser amounts are expected across the
southern mountains but some impact to travel over Highway 550 is
expected.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
The northern and portions of the central Colorado mountains are
likely to see additional periods of light to moderate snow showers
through the upcoming work week. Be prepared for impacts to travel
over these mountain passes at times.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected today or tonight, however
spotters are encouraged to report snowfall amounts to the
National Weather Service in Grand Junction.
$$
