Alert archive / Colorado / Winter Storm Warnings in 2025
Winter Storm Warning 4, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this winter storm warning at Feb 20, 2025, 10:02 PM MST for 5 counties in Colorado. It was in force for 10 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 20, 2025, 10:02 PM MST (05:02 UTC)
- Expired
- Feb 21, 2025, 8:00 AM MST
- In force
- 10 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Clear Creek County, CO, Douglas County, CO, Gilpin County, CO, Jefferson County, CO, Park County, CO
The radar
The Denver radar (KFTG), 80 km from the middle of the area, began a volume at 05:06 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Denver/Boulder, CO wrote its last area forecast discussion before this winter storm warning went out at Feb 20, 9:45 PM MST, 17 minutes earlier.
Area forecast discussion, Feb 20, 9:45 PM MST, 17 minutes before
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</html>Hazardous weather outlook, Feb 20, 11:04 AM MST, 10 hours 58 minutes before
Hazardous Weather Outlook National Weather Service Denver/Boulder CO 1104 AM MST Thu Feb 20 2025 COZ030>051-211815- 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- 1104 AM MST Thu Feb 20 2025 This hazardous weather outlook is for northeast and north central Colorado. .DAY ONE...Today and Tonight A quick moving low pressure system will bring moderate snowfall to the mountains today, spreading east into the foothills and urban corridor by late this evening. Slick and treacherous commutes are possible this evening and Friday morning from the western Denver suburbs, southern foothills, and Palmer Divide. Snowfall amounts will generally be between 2-8" in those mentioned areas. .DAYS TWO THROUGH SEVEN...Friday through Wednesday Light snow will continue Friday morning, creating slick road conditions and a difficult morning commute, especially along the southern urban corridor. Warmer weather is expected this weekend into early next week. Gusty winds are possible across the higher elevations of the Front Range this weekend, with a few gusts above 60 mph possible. .SPOTTER INFORMATION STATEMENT... Snowfall reports from spotters will be appreciated.
Nearby
Winter Storm Warnings in Colorado, 2025Every winter storm warning in 2025
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.