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High Wind Watch 0004
Issued by the Denver / Boulder Forecast Office

Action Issued Starts Expiration
New 2025-12-07 13:58:07 2025-12-09 01:00:00 2025-12-10 01:00:00
Continued 2025-12-07 21:09:03 2025-12-09 01:00:00 2025-12-10 01:00:00
Continued 2025-12-08 05:21:21 2025-12-09 01:00:00 2025-12-10 01:00:00
Upgraded 2025-12-08 10:12:45 2025-12-09 01:00:00 2025-12-10 01:00:00


Action: New
Issued At: 2025-12-07 13:58:07

628 
WWUS75 KBOU 071957
NPWBOU

URGENT - WEATHER MESSAGE
National Weather Service Denver CO
1257 PM MST Sun Dec 7 2025

COZ033>035-081300-
/O.NEW.KBOU.HW.A.0004.251209T0700Z-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 Nederland, Glendevey, Rabbit Ears Range,
Willow Creek Pass, East Slopes Mosquito Range, Mount Blue Sky,
Williams Fork Mountains, Kenosha Mountains, Winter Park, Eisenhower
Tunnel, Red Feather Lakes, Berthoud Pass, Breckenridge, Cameron Pass,
Indian Peaks, Rocky Mountain National Park, Laramie and Medicine Bow
Mountains, East Slopes Southern Gore Range, and Estes Park
1257 PM MST Sun Dec 7 2025

...HIGH WIND WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
EVENING...

* WHAT...West winds 30 to 45 mph with gusts 75 to 80 mph possible.
  Strongest winds will be north of I-70.

* WHERE...Rocky Mountain National Park and the Medicine Bow Range,
  The Mountains of Summit County, the Mosquito Range, and the Indian
  Peaks, and The Northern Front Range Foothills.

* WHEN...From late Monday night through Tuesday evening.

* IMPACTS...Gusty winds will blow around unsecured objects and a few
  power outages may result. Patchy blowing snow will also be possible
  across the higher elevations, reducing visibility.

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


Action: Continued
Issued At: 2025-12-07 21:09:03

756 
WWUS75 KBOU 080308
NPWBOU

URGENT - WEATHER MESSAGE
National Weather Service Denver CO
808 PM MST Sun Dec 7 2025

COZ033>035-081515-
/O.CON.KBOU.HW.A.0004.251209T0700Z-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 Rabbit Ears Range, Breckenridge, Williams
Fork Mountains, Berthoud Pass, Cameron Pass, Glendevey, Nederland,
Kenosha Mountains, Red Feather Lakes, East Slopes Mosquito Range,
Rocky Mountain National Park, Indian Peaks, Mount Blue Sky, Estes
Park, Laramie and Medicine Bow Mountains, Eisenhower Tunnel, Willow
Creek Pass, Winter Park, and East Slopes Southern Gore Range
808 PM MST Sun Dec 7 2025

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE MONDAY NIGHT THROUGH
TUESDAY EVENING...

* WHAT...West winds 30 to 45 mph with gusts 75 to 80 mph possible.
  Strongest winds will be north of I-70.

* WHERE...Rocky Mountain National Park and the Medicine Bow Range,
  The Mountains of Summit County, the Mosquito Range, and the Indian
  Peaks, and The Northern Front Range Foothills.

* WHEN...From late Monday night through Tuesday evening.

* IMPACTS...Gusty winds will blow around unsecured objects and a few
  power outages may result. Patchy blowing snow will also be possible
  across the higher elevations, reducing visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates.

&&

$$

For more information from the National Weather Service, visit
https://weather.gov/bou

63


Action: Continued
Issued At: 2025-12-08 05:21:21

028 
WWUS75 KBOU 081121
NPWBOU

URGENT - WEATHER MESSAGE
National Weather Service Denver CO
421 AM MST Mon Dec 8 2025

COZ033>035-082300-
/O.CON.KBOU.HW.A.0004.251209T0700Z-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 Rocky Mountain National Park, Willow Creek
Pass, East Slopes Mosquito Range, Laramie and Medicine Bow Mountains,
Estes Park, Williams Fork Mountains, Nederland, East Slopes Southern
Gore Range, Glendevey, Berthoud Pass, Breckenridge, Mount Blue Sky,
Rabbit Ears Range, Eisenhower Tunnel, Red Feather Lakes, Cameron
Pass, Winter Park, Kenosha Mountains, and Indian Peaks
421 AM MST Mon Dec 8 2025

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY EVENING...

* WHAT...West winds 30 to 45 mph with gusts 75 to 85 mph possible.
  Strongest winds will be north of I-70.

* WHERE...Rocky Mountain National Park and the Medicine Bow Range,
  The Mountains of Summit County, the Mosquito Range, and the Indian
  Peaks, and The Northern Front Range Foothills.

* WHEN...From late tonight through Tuesday evening.

* IMPACTS...Gusty winds will blow around unsecured objects and a few
  power outages may result. Patchy blowing snow will also be possible
  across the higher elevations, reducing visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates.

&&

$$

For more information from the National Weather Service, visit
https://weather.gov/bou

22


Action: Upgraded
Issued At: 2025-12-08 10:12:45

032 
WWUS75 KBOU 081612
NPWBOU

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.

&&

$$

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



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