Colorado, Wyoming Severe Red Flag Warning | Effective 06/19/2026 23:40

Headline: 
Red Flag Warning issued June 20 at 12:40AM MDT until June 20 at 9:00PM MDT by NWS Denver CO
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
June 19, 2026 - 11:40pm
Expires: 
June 20, 2026 - 8:00pm
Description: 
* AFFECTED AREA...Fire Weather Zones 211, 212, 213, 214, 217 and 218. * TIMING...From 11 AM this morning to 9 PM MDT this evening. * WINDS...West 15 to 25 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 9 percent. * 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: 
Jackson County Below 9000 Feet; 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; West Jackson and West Grand Counties Above 9000 Feet; South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet
Forcast Office: 
NWS Denver CO
Sender: 
w-nws.webmaster@noaa.gov