820
WWUS85 KBOU 131743
RFWBOU
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1143 AM MDT WED MAY 13 2026
COZ211-131845-
/O.CAN.KBOU.FW.A.0030.260514T1700Z-260515T0300Z/
JACKSON COUNTY BELOW 9000 FEET-
1143 AM MDT WED MAY 13 2026
...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR NORTH PARK...
THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE FIRE
WEATHER WATCH.
THE LATEST UPDATE FROM LAND MANAGERS INDICATE THAT SUFFICIENT
GREEN-UP HAS OCCURRED TO LIMIT POTENTIAL FOR RAPID WILDFIRE
GROWTH.
COZ238-242-248-250-251-141200-
/O.UPG.KBOU.FW.A.0030.260514T1700Z-260515T0300Z/
/O.NEW.KBOU.FW.W.0040.260514T1700Z-260515T0300Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
NORTHEAST WELD COUNTY-LOGAN COUNTY-SEDGWICK COUNTY-
PHILLIPS COUNTY-
1143 AM MDT WED MAY 13 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM MDT THURSDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN PLAINS OF
NORTHEAST COLORADO...
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 THURSDAY. THE FIRE WEATHER WATCH IS NO
LONGER IN EFFECT.
* AFFECTED AREA...FIRE WEATHER ZONES 238, 242, 248, 250 AND 251.
* TIMING...FROM 11 AM TO 9 PM MDT THURSDAY.
* WINDS...NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 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.
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.
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