035 
WWUS85 KBOU 061421
RFWBOU

URGENT - FIRE WEATHER MESSAGE
National Weather Service Denver/Boulder CO
721 AM MST Thu Nov 6 2025

COZ238-239-062230-
/O.NEW.KBOU.FW.W.0027.251106T1421Z-251107T0000Z/
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
721 AM MST Thu Nov 6 2025

...RED FLAG WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON FOR
WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR WEST OF 
I-25...

The National Weather Service in Denver has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
until 5 PM MST this afternoon.

* AFFECTED AREA...Fire Weather Zones 238 and 239.

* TIMING...Until 5 PM MST this afternoon.

* WINDS...West 25 to 35 mph with gusts up to 55 mph.

* RELATIVE HUMIDITY...As low as 14 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

197 
WWUS85 KBOU 062353
RFWBOU

URGENT - FIRE WEATHER MESSAGE
National Weather Service Denver/Boulder CO
453 PM MST Thu Nov 6 2025


COZ238-239-070100-
/O.EXP.KBOU.FW.W.0027.000000T0000Z-251107T0000Z/
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
453 PM MST Thu Nov 6 2025

...RED FLAG WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON FOR
WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR WEST OF
I-25...

Relative humidity values have increased to above critical 
thresholds. Winds have begun to decrease and will continue to do 
so over the next few hours. 

$$