HighWeatherActiveNWS Denver
Red Flag Warning
Grand County · Started Aug 4, 2026 at 1:39 AM · Updated 1h ago
Grand Countyarea
Aug 4, 2026, 1:39 AMeffective
Aug 4, 2026, 3:30 PMexpires
NWS Denversource
Warned area as issued by the National Weather Service
Full advisory
The National Weather Service in Denver CO has issued a Fire Weather Watch in effect from Wednesday afternoon through Wednesday evening.
AFFECTED AREA
Fire Weather Zones 211 AND 213.
TIMING
For the Red Flag Warning, from 1 PM this afternoon to 7 PM MDT this evening. For the Fire Weather Watch, from Wednesday afternoon through Wednesday evening.
WINDS
For the Red Flag Warning west 10 to 15 mph with gusts up to 30 mph, and for the Fire Weather Watch west 10 to 20 mph with gusts up to 30 mph.
RELATIVE HUMIDITY
For the Red Flag Warning between 12 to 17 percent, and for the Fire Weather Watch between 8 to 15 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.