Colorado Severe Red Flag Warning | Effective 08/04/2026 17:58

Headline: 
Red Flag Warning issued August 4 at 6:58PM MDT until August 5 at 7:00PM MDT by NWS Denver CO
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
August 4, 2026 - 5:58pm
Expires: 
August 5, 2026 - 2:00am
Description: 
* AFFECTED AREA...Fire Weather Zones 212, 214, 217 and 218. * TIMING...From noon to 7 PM MDT Wednesday. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 8 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: 
Follow all fire restrictions. Avoid activities that can cause sparks and do not park hot vehicles on dry vegetation. One less spark, one less wildfire. 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: 
South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 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