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Winter Storm Watch 0004
Issued by the Denver / Boulder Forecast Office

Action Issued Starts Expiration
New 2025-03-30 05:23:36 2025-03-31 22:00:00 2025-04-02 07:00:00
Continued 2025-03-30 15:19:54 2025-03-31 22:00:00 2025-04-02 07:00:00
Upgraded 2025-03-31 04:44:35 2025-03-31 22:00:00 2025-04-02 07:00:00


Action: New
Issued At: 2025-03-30 05:23:36

719 
WWUS45 KBOU 301022
WSWBOU

URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
422 AM MDT Sun Mar 30 2025

COZ035-301130-
/O.CAN.KBOU.WW.Y.0020.000000T0000Z-250330T1100Z/
Larimer and Boulder Counties Between 6000 and 9000 Feet-
Including the cities of Glendevey, Nederland, Red Feather Lakes,
and Estes Park
422 AM MDT Sun Mar 30 2025

...WINTER WEATHER ADVISORY IS CANCELLED...

Snow has ended. Scattered snow showers are expected again this 
afternoon and evening, but any accumulation will be light.

$$

COZ031-302100-
/O.NEW.KBOU.WS.A.0004.250401T0300Z-250402T1200Z/
West Jackson and West Grand Counties Above 9000 Feet-
Including the cities of Mt Zirkel
422 AM MDT Sun Mar 30 2025

...WINTER STORM WATCH IN EFFECT FROM MONDAY EVENING THROUGH LATE 
TUESDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 6 and 
  18 inches possible. Winds could gust as high as 45 mph.

* WHERE...Rabbit Ears Pass.

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

* IMPACTS...Travel could be very difficult to impossible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

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

Gimmestad


Action: Continued
Issued At: 2025-03-30 15:19:54

423 
WWUS45 KBOU 302014
WSWBOU

URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
214 PM MDT Sun Mar 30 2025

COZ031-311200-
/O.CON.KBOU.WS.A.0004.250401T0300Z-250402T1200Z/
West Jackson and West Grand Counties Above 9000 Feet-
Including the cities of Mt Zirkel
214 PM MDT Sun Mar 30 2025

...WINTER STORM WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH 
LATE TUESDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 6 and 
  18 inches possible. Winds could gust as high as 45 mph.

* WHERE...Rabbit Ears Pass.

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

* IMPACTS...Travel could be very difficult to impossible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

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

Danielson


Action: Upgraded
Issued At: 2025-03-31 04:44:35

561 
WWUS45 KBOU 310944
WSWBOU

URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
344 AM MDT Mon Mar 31 2025

COZ031-312100-
/O.UPG.KBOU.WS.A.0004.250401T0300Z-250402T1200Z/
/O.NEW.KBOU.WW.Y.0021.250401T0300Z-250402T1200Z/
West Jackson and West Grand Counties Above 9000 Feet-
Including the cities of Mt Zirkel
344 AM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 6 AM 
MDT WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations between 6 and 12 
  inches. Winds gusting as high as 50 mph.

* WHERE...Rabbit Ears Pass.

* WHEN...From 9 PM this evening to 6 AM MDT Wednesday.

* IMPACTS...Travel could be very difficult to impossible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions for Colorado can be obtained by calling 5 1 1 or by going 
to www.cotrip.org.

&&

$$

COZ033-034-312100-
/O.NEW.KBOU.WW.Y.0021.250401T0300Z-250402T1200Z/
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 Indian Peaks, Willow Creek Pass, Cameron
Pass, Williams Fork Mountains, Mount Blue Sky, Winter Park, East
Slopes Southern Gore Range, Berthoud Pass, Breckenridge, Kenosha
Mountains, East Slopes Mosquito Range, Rabbit Ears Range, Rocky
Mountain National Park, Eisenhower Tunnel, and Laramie and
Medicine Bow Mountains
344 AM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 6 AM 
MDT WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations between 4 and 10 
  inches. Winds gusting as high as 60 mph.

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

* WHEN...From 9 PM this evening to 6 AM MDT Wednesday.

* IMPACTS...Travel could be very difficult. The hazardous conditions 
  will impact the Tuesday morning and evening commutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions for Colorado can be obtained by calling 5 1 1 or by going 
to www.cotrip.org.

&&

$$

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

Gimmestad



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