Red Flag Warning 14, NWS Denver/Boulder, CO

Issued

Jul 11, 2016, 3:58 AM MDT (09:58 UTC)

In effect from

Jul 11, 2016, 10:00 AM MDT

Expired

Jul 11, 2016, 8:00 PM MDT

In force

10 hr

Issued by

NWS Denver/Boulder, CO

Counties Boulder County, CO, Clear Creek County, CO, Douglas County, CO, Gilpin County, CO, Grand County, CO, Jackson County, CO, Jefferson County, CO, Larimer County, CO, Park County, CO, Summit County, CO, Weld County, CO

The Denver radar (KFTG), 86 km from the middle of the area, began a volume at 10:00 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

868 
WWUS85 KBOU 110958
RFWBOU

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
358 AM MDT MON JUL 11 2016

...RED FLAG WARNING IN EFFECT DUE TO GUSTY WEST WINDS AND LOW
RELATIVE HUMIDITIES FOR THE MOUNTAINS...FOOTHILLS AND NORTHERN
FRONT RANGE TODAY...

.A DRY COLD FRONT MOVING ACROSS NORTHERN COLORADO EARLY THIS
MORNING WILL BRING COOLER TEMPERATURES TODAY. A MODERATELY STRONG
WESTERLY FLOW ALOFT WILL HELP BRING GUSTY WEST WINDS WITH GUSTS TO
40 MPH. EVEN THOUGH IT WILL BE COOLER TODAY...RELATIVE HUMIDITY
WILL BE LOW AGAIN. THE GUSTY WINDS COMBINED WITH THE LOW RELATIVE
HUMIDITY WILL MAKE DANGEROUS TO EXTREME FIRE BEHAVIOR POSSIBLE
AGAIN TODAY.

COZ211>218-112200-
/O.UPG.KBOU.FW.A.0005.160711T1600Z-160712T0200Z/
/O.NEW.KBOU.FW.W.0014.160711T1600Z-160712T0200Z/
JACKSON COUNTY BELOW 9000 FEET-
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE
9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
CENTRAL AND SOUTHEAST PARK COUNTY-
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-
358 AM MDT MON JUL 11 2016

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR MOUNTAINS AND
FOOTHILLS...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING. THE FIRE
WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 211...212...213...214... 
  215...216...217 AND 218.

* TIMING...LATE THIS MORNING THROUGH EARLY EVENING.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...10 TO 16 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND SPREAD WILL BE POSSIBLE. ANY 
  OUTDOOR BURNING IS STRONGLY DISCOURAGED.

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.

&&

$$

COZ238-112200-
/O.NEW.KBOU.FW.W.0014.160711T1600Z-160712T0200Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
358 AM MDT MON JUL 11 2016

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN
LARIMER AND NORTHWEST WELD COUNTIES...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 238.

* TIMING...LATE THIS MORNING THROUGH EARLY EVENING.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...10 TO 16 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND SPREAD WILL BE POSSIBLE. ANY 
  OUTDOOR BURNING IS STRONGLY DISCOURAGED.

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.

&&

$$

742 
WWUS85 KBOU 112156
RFWBOU

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
356 PM MDT MON JUL 11 2016

...RED FLAG WARNING CONTINUES FOR GUSTY WEST WINDS AND LOW
RELATIVE HUMIDITIES FOR THE MOUNTAINS...FOOTHILLS AND NORTHERN
FRONT RANGE THROUGH THIS EVENING...

.GUSTY WEST WINDS WILL CONTINUE BLOWING IN THE MOUNTAINS THIS
EVENING ALONG WITH WARM TEMPERATURES AND LOW RELATIVE HUMIDITIES.
GUSTS OF 30 TO 40 MPH CAN BE EXPECTED TO CONTINUE THROUGH ABOUT 7
PM MDT. DANGEROUS TO EXTREME FIRE BEHAVIOR WILL BE POSSIBLE WHILE
THE WINDS CONTINUE. COOLING TEMPERATURES LATER IN THE EVENING WILL
HELP WINDS TO DROP OFF...DECREASING THE THREAT OF DANGEROUS FIRE
BEHAVIOR. 

COZ211>218-238-120200-
/O.CON.KBOU.FW.W.0014.000000T0000Z-160712T0200Z/
JACKSON COUNTY BELOW 9000 FEET-
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE
9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
CENTRAL AND SOUTHEAST PARK COUNTY-
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
356 PM MDT MON JUL 11 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR MOUNTAINS AND FOOTHILLS...

* AFFECTED AREA...FIRE WEATHER ZONES 211...212...213...214... 
  215...216...217...218 AND 238.

* TIMING...THROUGH 8 PM THIS EVENING.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 10 TO 15 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND SPREAD WILL BE POSSIBLE. MANY
  COUNTIES HAVE BURNING RESTRICTIONS AND BURN BANS IN PLACE.  ANY
  OUTDOOR BURNING IS STRONGLY DISCOURAGED.

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.

&&

$$

212 
WWUS85 KBOU 120206
RFWBOU

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
806 PM MDT MON JUL 11 2016


COZ211>218-238-120315-
/O.EXP.KBOU.FW.W.0014.000000T0000Z-160712T0200Z/
JACKSON COUNTY BELOW 9000 FEET-
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE
9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
CENTRAL AND SOUTHEAST PARK COUNTY-
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
806 PM MDT MON JUL 11 2016

...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE
HUMIDITY FOR THE MOUNTAINS...VALLEYS AND FOOTHILLS...

WINDS WILL CONTINUE TO DECREASE THIS EVENING WITH A SLOW RISE IN
HUMIDITY LEVELS.

$$

Red Flag Warnings in Colorado, 2016Every red flag warning in 2016

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.