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 9 PM MDT Saturday. The Fire Weather Watch is no
longer in effect.

* AFFECTED AREA...Fire Weather Zones 238, 239, 240, 241, 242,
243, 244, 245, 246, 247, 248 and 249.

* TIMING...For Friday, from 11 AM to 8 PM MDT. For Saturday, from
11 AM to 9 PM MDT Saturday.

* WINDS...On Friday, west winds 15 to 25 mph with gusts 25 to 40
mph. On Saturday, west winds 20 to 30 mph with gusts 35 to 50
mph.

* RELATIVE HUMIDITY...On Friday, 12 to 17 percent. On Saturday, 10
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.

WWUS85 KBOU 130258
RFWBOU

Red Flag Warning
National Weather Service Denver CO
858 PM MDT Thu Mar 12 2026
COZ238>249
/O.CON.KBOU.FW.W.0020.260313T1700Z-260314T0200Z/
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-Logan County-Washington County

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM MDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR AND PLAINS... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM MDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR AND PLAINS... ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR AND 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 9 PM MDT Saturday. The Fire Weather Watch is no
longer in effect.

* AFFECTED AREA...Fire Weather Zones 238, 239, 240, 241, 242,
243, 244, 245, 246, 247, 248 and 249.

* TIMING...For Friday, from 11 AM to 8 PM MDT. For Saturday, from
11 AM to 9 PM MDT Saturday.

* WINDS...On Friday, west winds 15 to 25 mph with gusts 25 to 40
mph. On Saturday, west winds 20 to 30 mph with gusts 35 to 50
mph.

* RELATIVE HUMIDITY...On Friday, 12 to 17 percent. On Saturday, 10
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.
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.

Local Weather

Denver, Colorado, US