Alert archive / Colorado / Red Flag Warnings in 2025
Red Flag Warning 25, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this red flag warning at Aug 13, 2025, 2:50 PM MDT for 10 counties in Colorado. It took effect at Aug 14, 2025, 12:00 PM MDT. It was in force for 7 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
- Aug 13, 2025, 2:50 PM MDT (20:50 UTC)
- In effect from
- Aug 14, 2025, 12:00 PM MDT
- Expired
- Aug 14, 2025, 7:22 PM MDT
- In force
- 7 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Boulder County, CO, Clear Creek County, CO, Douglas County, CO, Gilpin County, CO, Grand County, CO, Jackson County, CO, Jefferson County, CO, Larimer County, CO, Park County, CO, Summit County, CO
The radar
The Denver radar (KFTG), 94 km from the middle of the area, began a volume at 20:55 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.
Nearby
Red Flag Warnings in Colorado, 2025Every red flag 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.