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NWS Denver COFW.W 0050June 29, 2026

Red Flag Warning: South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet, Grand and Summit Counties Below 9000 Feet, Centra

The National Weather Service office in Denver issued a red flag warning for South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet, Grand and Summit Counties Below 9000 Feet, Central and Southeast Park County and 1 more in Colorado, which was in force until 9:00 p.m. local time on June 29. It was the 50th red flag warning the NWS office in Denver issued in 2026. Colorado had 53 red flag warnings in June 2026, against 19 in an average June of 2008-2025 (Colorado's red flag warnings by year).

ExpiredWarning

Issued12:48 p.m. MDT, June 29, 2026
In force12:48 p.m. MDT, June 29, 2026
Expired9:00 p.m. MDT, June 29, 2026

In force for 8.2 hours; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Denver CO
Area
South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet, Grand and Summit Counties Below 9000 Feet, Central and Southeast Park County and 1 more
State
Colorado
Level
Warning
Issued
12:48 p.m. MDT, June 29, 2026
Expires
9:00 p.m. MDT, June 29, 2026
CAP severity, certainty, urgency
Severe, Likely, Expected
VTEC event
KBOU FW.W 0050
Official source
National Weather Service: the notice at its source

Red Flag Warnings in Colorado since 2008Every warning type in Colorado

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

...PROLONGED CRITICAL FIRE WEATHER CONDITIONS EXPECTED FOR THE HIGH COUNTRY TODAY AND AGAIN ON TUESDAY...POTENTIALLY CONTINUING THROUGH FRIDAY... A warm and dry airmass will coincide with gusty west and southwest winds today and Tuesday, and could potentially continue through Friday. Sustained winds are expected to be 15 to 30 mph across much of the high country this afternoon, with gusts up to 45 mph, strongest for exposed areas and higher elevations. These conditions will drive very high fire danger across the warned area. Any new starts or established fires will likely spread rapidly under these conditions. The National Weather Service in Denver has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon to 9 PM MDT Tuesday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire Weather Zones 212, 213, 214 and 216. * TIMING...For the first Red Flag Warning, until 9 PM MDT this evening. For the second Red Flag Warning, from noon to 9 PM MDT Tuesday. * WINDS...Southwest 15 to 25 mph with gusts up to 45 mph today. Southwest 10 to 20 mph with gusts up to 35 mph Tuesday. * RELATIVE HUMIDITY...Between 8 and 14 percent today. Between 10 and 15 percent on Tuesday. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.

What the agency told people to do

A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice