Alert archive / Colorado / Red Flag Warnings in 2011

Red Flag Warning 21, NWS Grand Junction, CO

June 29, 20114 counties in Colorado

NWS Grand Junction, CO issued this red flag warning at Jun 29, 2011, 2:10 PM MDT for 4 counties in Colorado. It took effect at Jun 30, 2011, 12:00 PM MDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 29, 2011, 2:10 PM MDT (20:10 UTC)
In effect from
Jun 30, 2011, 12:00 PM MDT
Expired
Jun 30, 2011, 9:00 PM MDT
In force
9 hr
Issued by
NWS Grand Junction, CO

Counties Dolores County, CO, La Plata County, CO, Montezuma County, CO, San Miguel County, CO

The radar

The Grand Junction radar (KGJX), 163 km from the middle of the area, began a volume at 20:14 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.

The nearest sounding before it

Grand Junction, CO (KGJT), launched 12:00Z, 8.2 hours before the alert went out and 171 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Grand Junction, CO at 12:00Z on 2011-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Grand Junction, CO at 12:00Z on 2011-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
0 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
65 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

853 
WWUS85 KGJT 292010
RFWGJT

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
210 PM MDT WED JUN 29 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON UNTIL 9 PM MDT
WEDNESDAY FOR GUSTY WINDS...LOW HUMIDITY...DRY FUELS...AND DRY
LIGHTNING...FOR FIRE WEATHER ZONES 200...202 AND 203 BELOW
7000 FEET AND ZONE 207 BELOW 8000 FEET...

.STRONG GRADIENT WINDS WILL CONTINUE THIS AFTERNOON AND INTO
THURSDAY ACROSS WESTERN COLORADO AND EASTERN UTAH AS THE NEXT
WEATHER DISTURBANCE APPROACHES FROM THE WEST. THE STRONG WINDS
HAVE COMBINED WITH ABOVE NORMAL TEMPERATURES AND LOW HUMIDITY FOR
CRITICAL FIRE WEATHER CONDITIONS IN AREAS WITH DRY FUELS. WIDELY
SCATTERED DRY THUNDERSTORMS THROUGH THIS EVENING COULD RESULT IN
EXTREME WILDFIRE BEHAVIOR. THURSDAY...STRONG WINDS WILL REMAIN
WIDESPREAD BUT ONLY SOUTHWEST COLORADO WILL ALSO REMAIN VERY WARM
AND DRY.


COZ207-300815-
/O.NEW.KGJT.FW.W.0021.110630T1800Z-110701T0300Z/
/O.CON.KGJT.FW.W.0020.000000T0000Z-110630T0300Z/
DURANGO FORECAST AREA-
210 PM MDT WED JUN 29 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER
ZONE 207 BELOW 8000 FEET...
...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT THURSDAY FOR
GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONE
207 BELOW 8000 FEET...

THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A RED
FLAG WARNING BELOW 8000 FEET FOR GUSTY WINDS...LOW HUMIDITY...AND
DRY FUELS... WHICH IS IN EFFECT FROM NOON TO 9 PM MDT THURSDAY. A
RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING.

* AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 207...DURANGO 
  FORECAST AREA BELOW 8000 FEET. 

* WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...11 TO 16 PERCENT.

* THUNDERSTORMS...WIDELY SCATTERED TO SCATTERED THUNDERSTORMS
  DEVELOPING THIS AFTERNOON...SOME DRY. THUNDERSTORMS WILL
  REDEVELOP THURSDAY.  

* LAL...LOCALLY 6 ON THIS AFTERNOON AND EVENING.

* HAINES INDEX...6 OR HIGH POTENTIAL FOR PLUME DOMINATED FIRES.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. 

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

COZ200-202-203-300300-
/O.CON.KGJT.FW.W.0020.000000T0000Z-110630T0300Z/
LITTLE SNAKE FORECAST AREA-WHITE RIVER FORECAST AREA-
GRAND JUNCTION FORECAST AREA-
210 PM MDT WED JUN 29 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER
ZONES 200...202 AND 203 BELOW 7000 FEET...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING.

* AFFECTED AREA...BELOW 7000 FEET IN WEST CENTRAL AND NORTHWEST 
  COLORADO. FIRE WEATHER ZONE 200 THE LITTLE SNAKE FORECAST 
  AREA...ZONE 202 THE WHITE RIVER FORECAST AREA...AND ZONE 203 
  THE GRAND JUNCTION FORECAST AREA. 

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.

* RELATIVE HUMIDITY...14 TO 19 PERCENT.

* THUNDERSTORMS...WIDELY SCATTERED TO SCATTERED THUNDERSTORMS 
  DEVELOPING THIS AFTERNOON...SOME DRY. 

* LAL...LOCALLY 6 THIS AFTERNOON AND EVENING.

* HAINES INDEX...5 OR MODERATE POTENTIAL FOR PLUME DOMINATED 
  FIRES THIS AFTERNOON AND EVENING. 

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. 

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/GJT
5 follow-up statements
166 
WWUS85 KGJT 292050 AAA
RFWGJT

URGENT - FIRE WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
250 PM MDT WED JUN 29 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT WEDNESDAY
FOR GUSTY WINDS...LOW HUMIDITY...DRY FUELS...AND DRY
LIGHTNING...FOR FIRE WEATHER ZONES 200...202 AND 203 BELOW 7000
FEET AND ZONE 207 BELOW 8000 FEET...

...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT THURSDAY FOR
GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONE
207 BELOW 8000 FEET...

.STRONG GRADIENT WINDS WILL CONTINUE THIS AFTERNOON AND INTO
THURSDAY ACROSS WESTERN COLORADO AND EASTERN UTAH AS THE NEXT
WEATHER DISTURBANCE APPROACHES FROM THE WEST. THE STRONG WINDS
HAVE COMBINED WITH ABOVE NORMAL TEMPERATURES AND LOW HUMIDITY FOR
CRITICAL FIRE WEATHER CONDITIONS IN AREAS WITH DRY FUELS. WIDELY
SCATTERED DRY THUNDERSTORMS THROUGH THIS EVENING COULD RESULT IN
EXTREME WILDFIRE BEHAVIOR. THURSDAY...STRONG WINDS WILL REMAIN
WIDESPREAD BUT ONLY SOUTHWEST COLORADO WILL ALSO REMAIN VERY WARM
AND DRY.

COZ207-300900-
/O.CON.KGJT.FW.W.0020.000000T0000Z-110630T0300Z/
/O.CON.KGJT.FW.W.0021.110630T1800Z-110701T0300Z/
DURANGO FORECAST AREA-
250 PM MDT WED JUN 29 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER
ZONE 207 BELOW 8000 FEET... ...RED FLAG WARNING IN EFFECT FROM
NOON TO 9 PM MDT THURSDAY FOR GUSTY WINDS...LOW HUMIDITY...AND
DRY FUELS FOR FIRE WEATHER ZONE 207 BELOW 8000 FEET...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
THURSDAY FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE
WEATHER ZONE 207 BELOW 8000 FEET... ...RED FLAG WARNING IN EFFECT
FROM NOON TO 9 PM MDT THURSDAY FOR GUSTY WINDS...LOW HUMIDITY...
AND DRY FUELS FOR FIRE WEATHER ZONE 207 BELOW 8000 FEET...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING.
A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
THURSDAY. 

* AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 207...DURANGO 
  FORECAST AREA BELOW 8000 FEET. 

* WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...11 TO 16 PERCENT.

* THUNDERSTORMS...WIDELY SCATTERED TO SCATTERED THUNDERSTORMS 
  DEVELOPING THIS AFTERNOON...SOME DRY. THUNDERSTORMS WILL 
  REDEVELOP THURSDAY. 

* LAL...LOCALLY 6 ON THIS AFTERNOON AND EVENING.

* HAINES INDEX...6 OR HIGH POTENTIAL FOR PLUME DOMINATED FIRES.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. 

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

COZ200-202-203-300300-
/O.CON.KGJT.FW.W.0020.000000T0000Z-110630T0300Z/
LITTLE SNAKE FORECAST AREA-WHITE RIVER FORECAST AREA-
GRAND JUNCTION FORECAST AREA-
250 PM MDT WED JUN 29 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER
ZONES 200...202 AND 203 BELOW 7000 FEET...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING.

* AFFECTED AREA...BELOW 7000 FEET IN WEST CENTRAL AND NORTHWEST 
  COLORADO. FIRE WEATHER ZONE 200 THE LITTLE SNAKE FORECAST 
  AREA...ZONE 202 THE WHITE RIVER FORECAST AREA...AND ZONE 203 
  THE GRAND JUNCTION FORECAST AREA. 

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.

* RELATIVE HUMIDITY...14 TO 19 PERCENT.

* THUNDERSTORMS...WIDELY SCATTERED TO SCATTERED THUNDERSTORMS 
  DEVELOPING THIS AFTERNOON...SOME DRY. 

* LAL...LOCALLY 6 THIS AFTERNOON AND EVENING.

* HAINES INDEX...5 OR MODERATE POTENTIAL FOR PLUME DOMINATED 
  FIRES THIS AFTERNOON AND EVENING. 

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. 

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/GJT
859 
WWUS85 KGJT 300249
RFWGJT

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
849 PM MDT WED JUN 29 2011

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS IN FIRE WEATHER ZONES
200...202 AND 203...207...

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
THURSDAY FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE
WEATHER ZONE 207 BELOW 8000 FEET...

.THE RELATIVE HUMIDITY ROSE AS INITIALLY DRY THUNDERSTORMS STARTED
PRODUCING RAIN THIS EVENING. WINDS HAVE ALSO DIMINISHED SO THE RED
FLAG WARNING FOR THIS EVENING WILL BE ALLOWED TO EXPIRE AT 9 PM MDT.

STRONG SURFACE WINDS WILL REDEVELOP THURSDAY ACROSS WESTERN
COLORADO AND EASTERN UTAH AS THE NEXT WEATHER DISTURBANCE
APPROACHES FROM THE WEST. THESE STRONG WINDS WILL COMBINE WITH
ABOVE NORMAL TEMPERATURES AND LOW HUMIDITY FOR CRITICAL FIRE
WEATHER CONDITIONS IN AREAS WITH DRY FUELS. ISOLATED TO WIDELY
SCATTERED THUNDERSTORMS WILL REDEVELOP THURSDAY AFTERNOON...
PRODUCING STRONG WIND GUSTS BUT NOT MUCH RAIN.

COZ207-301500-
/O.EXP.KGJT.FW.W.0020.000000T0000Z-110630T0300Z/
/O.CON.KGJT.FW.W.0021.110630T1800Z-110701T0300Z/
DURANGO FORECAST AREA-
849 PM MDT WED JUN 29 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
THURSDAY FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE
WEATHER ZONE 207...
...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONE
207...

THE RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING. A RED
FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT THURSDAY. 

* AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 207...DURANGO
  FORECAST AREA BELOW 8000 FEET.

* WINDS...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...11 TO 16 PERCENT.

* THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL
  DEVELOP THURSDAY...SOME DRY.

* LAL...LOCALLY 6 THURSDAY AFTERNOON.

* HAINES INDEX...6 OR HIGH POTENTIAL FOR PLUME DOMINATED FIRES.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
  OUTDOOR BURNING IS NOT RECOMMENDED.

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

COZ200-202-203-300400-
/O.EXP.KGJT.FW.W.0020.000000T0000Z-110630T0300Z/
LITTLE SNAKE FORECAST AREA-WHITE RIVER FORECAST AREA-
GRAND JUNCTION FORECAST AREA-
849 PM MDT WED JUN 29 2011

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONES
200...202 AND 203...

THE RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING. 

THE RELATIVE HUMIDITY ROSE AND WINDS DIMINISHED...WHICH WILL ALLOW
THE RED FLAG WARNING TO EXPIRE.

$$

HTTP://WEATHER.GOV/GJT
200 
WWUS85 KGJT 301148
RFWGJT

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
548 AM MDT THU JUN 30 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR
FIRE WEATHER ZONE 207 BELOW 8000 FEET...

.STRONG SURFACE WINDS WILL REDEVELOP ACROSS WESTERN COLORADO AND
EASTERN UTAH TODAY AS THE NEXT WEATHER DISTURBANCE APPROACHES
FROM THE WEST. THESE STRONG WINDS WILL COMBINE WITH ABOVE NORMAL
TEMPERATURES AND LOW HUMIDITY FOR CRITICAL FIRE WEATHER CONDITIONS
IN AREAS WITH DRY FUELS. ISOLATED TO WIDELY SCATTERED THUNDERSTORMS
WILL REDEVELOP PRODUCING STRONG WIND GUSTS BUT NOT MUCH RAIN.

COZ207-010000-
/O.CON.KGJT.FW.W.0021.110630T1800Z-110701T0300Z/
DURANGO FORECAST AREA-
548 AM MDT THU JUN 30 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR
FIRE WEATHER ZONE 207... 

A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS. 

* AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 207...DURANGO 
  FORECAST AREA BELOW 8000 FEET. 

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

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* THUNDERSTORMS...SCATTERED THUNDERSTORMS WILL DEVELOP THIS
  MORNING AND SOME WILL BE DRY.

* LAL...LOCALLY 6 THIS AFTERNOON.

* HAINES INDEX...5 OR MODERATE POTENTIAL FOR PLUME DOMINATED
  FIRES.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. 

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/GJT
164 
WWUS85 KGJT 302057
RFWGJT

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
257 PM MDT THU JUN 30 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER
ZONE 207 BELOW 8000 FEET...

.STRONG SOUTHERLY WINDS ARE IN PLACE ACROSS SOUTHWEST COLORADO
AHEAD OF A COLD FRONT MOVING OUT OF CENTRAL UTAH. THESE WINDS ARE
PULLING IN DRY AIR FROM THE SOUTH AND COMBINING WITH TEMPERATURES
IN THE MID 80S TO NEAR 90 TO PRODUCE RELATIVE HUMIDITY LEVELS IN 
THE LOWER TEENS...AND CRITICAL FIRE WEATHER CONDITIONS. SOME 
RECOVERY IN THE RELATIVE HUMIDITY IS EXPECTED BY MID EVENING BUT
WINDS MAY STAY GUSTS UNTIL THE COLD FRONTAL PASSAGE UNTIL
THE LATE EVENING. 


COZ207-010300-
/O.CON.KGJT.FW.W.0021.000000T0000Z-110701T0300Z/
DURANGO FORECAST AREA-
257 PM MDT THU JUN 30 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER
ZONE 207...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING.

* AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 207...DURANGO 
  FORECAST AREA BELOW 8000 FEET. 

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* RELATIVE HUMIDITY...14 TO 19 PERCENT.

* THUNDERSTORMS...ISOLATED THUNDERSTORMS ARE POSSIBLE THROUGH THE
  EARLY EVENING HOURS...SOME MAY BE DRY.

* LAL...LOCALLY 6 THROUGH EARLY EVENING.

* HAINES INDEX...5 OR MODERATE POTENTIAL FOR PLUME DOMINATED 
  FIRES. 

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED. 

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/GJT
165 
WWUS85 KGJT 010257
RFWGJT

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
857 PM MDT THU JUN 30 2011


COZ207-010400-
/O.EXP.KGJT.FW.W.0021.000000T0000Z-110701T0300Z/
DURANGO FORECAST AREA-
857 PM MDT THU JUN 30 2011

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER ZONE
207...

THE RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING. 

WINDS HAVE DIMINISHED AND WILL CONTINUE TO DECREASE AS DARKNESS
SETS IN. ALSO RELATIVE HUMIDITY VALUES WILL INCREASE AS
TEMPERATURES FALL THROUGH THE EVENING. THEREFORE THE RED FLAG
WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM MDT.

$$

HTTP://WEATHER.GOV/GJT

The office that day

Everything else NWS Grand Junction, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 11:01 AM MDTWind AdvisoryGJTDolores, Garfield, Mesa, Moffat, Montrose, Rio Blanco and 2 more10 hr
Jun 29, 2:09 PM MDTSpecial Weather StatementGJT66 min
Jun 29, 3:19 PM MDTSpecial Weather StatementGJTGarfield41 min
Jun 29, 3:27 PM MDTSpecial Weather StatementGJTRio Blanco48 min
Jun 29, 4:22 PM MDTSpecial Weather StatementGJTDelta38 min
Jun 29, 5:22 PM MDTSpecial Weather StatementGJTRio Blanco38 min

Nearby

Red Flag Warnings in Colorado, 2011Every red flag warning in 2011

Sources

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.