Colorado Red Flag Warning | Effective 04/23/2026 12:41

Headline: 
Red Flag Warning issued April 23 at 1:41PM MDT until April 23 at 7:00PM MDT by NWS Denver CO
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
April 23, 2026 - 12:41pm
Expires: 
April 23, 2026 - 8:45pm
Description: 
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTH PARK, SOUTHERN FRONT RANGE FOOTHILLS, URBAN CORRIDOR AND PORTIONS OF THE PLAINS... The National Weather Service in Denver has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 11 AM to 8 PM MDT Friday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire Weather Zones 214, 216, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247 and 249. * TIMING...For the first Red Flag Warning, until 7 PM MDT this evening. For the second Red Flag Warning, from 11 AM to 8 PM MDT Friday. * WINDS...West 15 to 25 mph with gusts up to 40 mph. For the second Red Flag Warning, west/southwest winds gusting up to 35-40 mph. * RELATIVE HUMIDITY...As low as 8 percent. For the second Red Flag Warning, between 7% and 14%. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.
Instruction: 
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.
Area Description: 
Central and Southeast Park County; Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet; 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; Washington County
Forcast Office: 
NWS Denver CO