Alert archive / California / Red Flag Warnings in 2012

Red Flag Warning 7, NWS Los Angeles, CA

July 12, 2012

NWS Los Angeles, CA issued this red flag warning at Jul 12, 2012, 3:05 AM PDT. It took effect at Jul 12, 2012, 12:00 PM PDT. 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
Jul 12, 2012, 3:05 AM PDT (10:05 UTC)
In effect from
Jul 12, 2012, 12:00 PM PDT
Expired
Jul 12, 2012, 9:00 PM PDT
In force
9 hr
Issued by
NWS Los Angeles, CA

The text

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

248 
WWUS86 KLOX 121005
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
305 AM PDT THU JUL 12 2012

...RED FLAG WARNING IN EFFECT FROM THIS AFTERNOON THROUGH THIS
EVENING FOR DRY LIGHTNING AND GUSTY OUTFLOW WINDS FOR THE
MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES AND ANTELOPE
VALLEY...

.MONSOONAL MOISTURE WILL BE ON THE INCREASE TODAY ACROSS SOUTHERN
CALIFORNIA. INITIALLY...MOST OF THE MOISTURE WILL BE AT THE MID
LEVELS OF THE ATMOSPHERE WITH FAIRY DRY AIR REMAINING AT LOW
LEVELS. AS A RESULT THUNDERSTORMS WILL MOSTLY PRODUCE DRY
LIGHTNING AND GUSTY OUTFLOW WINDS AND VERY LITTLE RAINFALL. THE
DRY LIGHTNING AND GUSTY OUTFLOW WINDS COMBINED WITH HOT
TEMPERATURES AND VERY DRY FUELS WILL INCREASE THE RISK OF FIRE
IGNITIONS AND RAPID FIRE GROWTH. STORMS ARE EXPECTED TO BECOME
WETTER LATER THIS EVENING INTO FRIDAY.

CAZ253-254-259-121800-
/O.UPG.KLOX.FW.A.0003.120712T1900Z-120713T0400Z/
/O.NEW.KLOX.FW.W.0007.120712T1900Z-120713T0400Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
ANTELOPE VALLEY-
305 AM PDT THU JUL 12 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS
EVENING FOR DRY LIGHTNING AND GUSTY OUTFLOW WINDS FOR THE
MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES AS WELL AS THE
ANTELOPE VALLEY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
RED FLAG WARNING FOR DRY LIGHTNING AND GUSTY OUTFLOW WINDS...WHICH
IS IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS EVENING. THE FIRE
WEATHER WATCH IS NO LONGER IN EFFECT.

* LIGHTNING...SCATTERED THUNDERSTORM ACTIVITY IS EXPECTED FROM
  THIS AFTERNOON THROUGH THIS EVENING. THE STORMS ARE EXPECTED TO
  PRODUCE LITTLE RAINFALL...RESULTING IN DRY LIGHTNING STRIKES.

* OUTFLOW WINDS...GUSTY AND ERRATIC WINDS TO 50 MPH ARE LIKELY IN
  AND AROUND THUNDERSTORMS. 

* OUTLOOK...MOISTURE WILL BEGIN TO INCREASE LATE THIS AFTERNOON
  AND EVENING...WITH PRIMARILY WET THUNDERSTORMS EXPECTED TONIGHT
  AND FRIDAY. 

* IMPACTS...THREAT OF DRY LIGHTNING AND GUSTY OUTFLOW WINDS
  COMBINED WITH HOT TEMPERATURES AND VERY DRY FUELS WILL INCREASE
  THE POTENTIAL FOR FIRE IGNITIONS. ANY IGNITIONS THAT DO OCCUR
  COULD HAVE RAPID SPREAD THAT WOULD LEAD TO A THREAT TO LIFE AND
  PROPERTY.

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 EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE
OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING.

&&

$$

RAT/ASR
3 follow-up statements
850 
WWUS86 KLOX 121654
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
954 AM PDT THU JUL 12 2012

...RED FLAG WARNING IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR DRY
LIGHTNING AND GUSTY OUTFLOW WINDS FOR THE MOUNTAINS OF LOS ANGELES
AND VENTURA COUNTIES AND ANTELOPE VALLEY...

.MONSOONAL MOISTURE WILL CONTINUE TO STREAM ACROSS SOUTHERN
CALIFORNIA TODAY WITH A THREAT OF HIGH-BASED THUNDERSTORMS FOR
PARTS OF THE FIRE DISTRICT INTO THIS EVENING. CLOUD COVER WILL
INHIBIT STORM DEVELOPMENT SLIGHTLY TODAY BUT ANY STORMS WILL HAVE
LITTLE RAINFALL AND THE POTENTIAL FOR DRY LIGHTNING STRIKES AND
GUSTY ERRATIC WINDS. ANY DRY LIGHTNING ACTIVITY THROUGH THIS
EVENING COULD RESULT IN FIRE STARTS DUE TO THE RECENT HEAT WAVE
AND VERY DRY FUELS. THE MAIN AREAS OF CONCERN CONTINUE TO BE THE
MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES AND THE ANTELOPE
VALLEY.

CAZ253-254-259-130000-
/O.CON.KLOX.FW.W.0007.120712T1900Z-120713T0400Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
ANTELOPE VALLEY-
954 AM PDT THU JUL 12 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING
FOR DRY LIGHTNING AND GUSTY OUTFLOW WINDS FOR THE MOUNTAINS OF
LOS ANGELES AND VENTURA COUNTIES AS WELL AS THE ANTELOPE VALLEY...

* LIGHTNING...ISOLATED THUNDERSTORM ACTIVITY IS EXPECTED MAINLY THIS
  AFTERNOON THROUGH THIS EVENING. THE STORMS ARE EXPECTED TO
  PRODUCE LITTLE RAINFALL...RESULTING IN DRY LIGHTNING STRIKES.

* OUTFLOW WINDS...GUSTY AND ERRATIC WINDS TO 50 MPH ARE LIKELY 
  IN AND AROUND THUNDERSTORMS.

* OUTLOOK...HUMIDITY WILL CONTINUE TO INCREASE LATER THIS EVENING
  WITH DRY THUNDERSTORMS TRANSITIONING TO WET ACROSS THE REGION. 

* IMPACTS...THREAT OF DRY LIGHTNING AND GUSTY OUTFLOW WINDS
  COMBINED WITH VERY DRY FUELS WILL INCREASE THE POTENTIAL FOR
  FIRE IGNITIONS. ANY IGNITIONS THAT DO OCCUR COULD HAVE RAPID
  SPREAD THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

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 EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE
OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING.

&&

$$

BOLDT
521 
WWUS86 KLOX 122248
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
348 PM PDT THU JUL 12 2012

...RED FLAG WARNING IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR DRY
LIGHTNING AND GUSTY OUTFLOW WINDS FOR THE MOUNTAINS OF LOS
ANGELES AND VENTURA COUNTIES AND ANTELOPE VALLEY...

.MONSOONAL MOISTURE WILL CONTINUE TO STREAM ACROSS SOUTHERN
CALIFORNIA THIS AFTERNOON WITH A THREAT OF HIGH-BASED
THUNDERSTORMS FOR PARTS OF THE FIRE DISTRICT INTO THIS EVENING.
CLOUD COVER WILL INHIBIT STORM DEVELOPMENT SLIGHTLY...BUT ANY
STORMS WILL HAVE LITTLE RAINFALL AND THE POTENTIAL FOR DRY
LIGHTNING STRIKES AND GUSTY ERRATIC WINDS. ANY DRY LIGHTNING
ACTIVITY THROUGH THIS EVENING COULD RESULT IN FIRE STARTS DUE TO
THE RECENT HEAT WAVE AND VERY DRY FUELS. THE MAIN AREAS OF CONCERN
CONTINUE TO BE THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES
AND THE ANTELOPE VALLEY.

CAZ253-254-259-130400-
/O.CON.KLOX.FW.W.0007.000000T0000Z-120713T0400Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
ANTELOPE VALLEY-
348 PM PDT THU JUL 12 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING
FOR DRY LIGHTNING AND GUSTY OUTFLOW WINDS FOR THE MOUNTAINS OF
LOS ANGELES AND VENTURA COUNTIES AS WELL AS THE ANTELOPE VALLEY...

* LIGHTNING...ISOLATED THUNDERSTORM ACTIVITY IS EXPECTED MAINLY 
  THIS AFTERNOON THROUGH THIS EVENING. THE STORMS ARE EXPECTED 
  TO PRODUCE LITTLE RAINFALL...RESULTING IN DRY LIGHTNING 
  STRIKES.

* OUTFLOW WINDS...GUSTY AND ERRATIC WINDS TO 50 MPH ARE LIKELY 
  IN AND AROUND THUNDERSTORMS.

* OUTLOOK...HUMIDITY WILL CONTINUE TO INCREASE LATER THIS 
  EVENING WITH DRY THUNDERSTORMS TRANSITIONING TO WET ACROSS THE 
  REGION.

* IMPACTS...THREAT OF DRY LIGHTNING AND GUSTY OUTFLOW WINDS 
  COMBINED WITH VERY DRY FUELS WILL INCREASE THE POTENTIAL FOR 
  FIRE IGNITIONS. ANY IGNITIONS THAT DO OCCUR COULD HAVE RAPID 
  SPREAD THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

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 EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE
OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING.

&&

$$

SIRARD
429 
WWUS86 KLOX 130357
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
857 PM PDT THU JUL 12 2012

CAZ253-254-259-130500-
/O.EXP.KLOX.FW.W.0007.000000T0000Z-120713T0400Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
ANTELOPE VALLEY-
857 PM PDT THU JUL 12 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM PDT THIS EVENING FOR DRY
LIGHTNING AND GUSTY OUTFLOW WINDS FOR THE MOUNTAINS OF LOS
ANGELES AND VENTURA COUNTIES AS WELL AS THE ANTELOPE VALLEY...

A CHANCE OF SHOWERS AND THUNDERSTORMS WILL CONTINUE TONIGHT...BUT
THE LOWER ATMOSPHERE HAS MOISTENED CONSIDERABLY WITH THE THREAT
OF WIDESPREAD DRY LIGHTNING MINIMAL. AS A RESULT...THE RED FLAG
WARNING FOR DRY LIGHTNING WILL BE ALLOWED TO EXPIRE AT 9 PM PDT.

$$

SIRARD

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 11, 9:00 PM PDTSmall Craft AdvisoryLOX6 hr
Jul 12, 2:17 PM PDTFlash Flood WatchLOX28 hr

Nearby

Red Flag Warnings in California, 2012Every red flag warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.