Alert archive / California / Red Flag Warnings in 2012

Red Flag Warning 13, NWS Los Angeles, CA

November 12, 2012Los Angeles County, California

NWS Los Angeles, CA issued this red flag warning at Nov 12, 2012, 10:08 AM PST for Los Angeles County, California. It was in force for 32 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
Nov 12, 2012, 10:08 AM PST (18:08 UTC)
Expired
Nov 13, 2012, 6:00 PM PST
In force
32 hr
Issued by
NWS Los Angeles, CA

County Los Angeles County, CA

The radar

The Santa Ana Mts radar (KSOX), 71 km from the middle of the area, began a volume at 18:07 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

San Diego, CA (KNKX), launched 12:00Z, 6.1 hours before the alert went out and 184 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, San Diego, CA at 12:00Z on 2012-11-12Temperature 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, San Diego, CA at 12:00Z on 2012-11-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
3324 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
18 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.

725 
WWUS86 KLOX 121808
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
1008 AM PST MON NOV 12 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM TUESDAY FOR GUSTY NORTHEAST WINDS
AND VERY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS OF LOS ANGELES AND VENTURA
COUNTIES INCLUDING THE SANTA MONICA MOUNTAINS...AND THE SANTA CLARITA VALLEY...

.STRENGTHENING SURFACE HIGH PRESSURE OVER THE GREAT BASIN HAS BROUGHT
INCREASING SANTA ANA WINDS ACROSS PORTIONS OF SOUTHERN CALIFORNIA THIS
MORNING. THE PEAK OF THIS OFFSHORE WIND EVENT IS EXPECTED TO TAKE PLACE
TODAY...WITH GUSTS BETWEEN 40 AND 50 MPH IN THE MOUNTAINS OF LOS ANGELES
AND VENTURA COUNTIES...INCLUDING THE SANTA MONICA MOUNTAINS...THROUGH
EARLY AFTERNOON. FOR COASTAL AND VALLEY AREAS...GUSTS BETWEEN 30 AND 40 MPH
WILL BE COMMON.

THE OFFSHORE WINDS WILL CONTINUE TO BRING RAPID DRYING...WITH SINGLE DIGIT
HUMIDITIES BECOMING MORE WIDESPREAD THROUGH THE DAY. VERY POOR HUMIDITY
RECOVERIES ARE EXPECTED TONIGHT ACROSS THE WARNING AREA...WITH SOME
AREAS REMAINING BELOW 10 PERCENT. WHILE OFFSHORE WINDS ARE
EXPECTED TO BE SLIGHTLY WEAKER TONIGHT INTO TUESDAY...THERE WILL
STILL BE SUFFICIENT WIND AND VERY LOW HUMIDITY...IN COMBINATION WITH
VERY DRY FUELS...TO GENERATE A LONGER DURATION OF CRITICAL FIRE
WEATHER CONDITIONS IN THE MOUNTAINS OF LOS ANGELES AND VENTURA
COUNTIES...AS WELL AS THE SANTA CLARITA VALLEY. OTHER PORTIONS OF
LOS ANGELS AND VENTURA COUNTIES WILL SEE BRIEF CRITICAL FIRE
WEATHER CONDITIONS TODAY THROUGH TUESDAY.


CAZ253-254-130000-
/O.NEW.KLOX.FW.W.0013.121112T1808Z-121114T0200Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
1008 AM PST MON NOV 12 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM PST TUESDAY FOR GUSTY NORTHEAST
WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS OF LOS
ANGELES AND VENTURA COUNTIES...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
RED FLAG WARNING FOR GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE
HUMIDITY...WHICH IS IN EFFECT UNTIL 6 PM PST TUESDAY.

* WINDS...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH
  THROUGH EARLY AFTERNOON...DIMINISHING TO 15 TO 25 MPH WITH GUSTS
  TO 35 MPH LATER TODAY THROUGH EARLY TUESDAY AFTERNOON.


* RELATIVE HUMIDITY...HUMIDITIES LOWERING TO BETWEEN 5 AND 15
  PERCENT TODAY. WIDESPREAD SINGLE DIGIT HUMIDITY READINGS TONIGHT INTO
  TUESDAY.

* IMPACTS...IF FIRE IGNITION OCCURS THERE COULD BE RAPID SPREAD OF WILDFIRE
  THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED. THIS IN COMBINATION WITH VERY DRY FUELS COULD CREATE 
EXTREME FIR DANGER AND OR FIRE BEHAVIOR.

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

&&

$$

CAZ246-130000-
/O.NEW.KLOX.FW.W.0013.121112T1808Z-121114T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
1008 AM PST MON NOV 12 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM PST TUESDAY FOR GUSTY NORTHEAST
WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE SANTA MONICA MOUNTAINS...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
RED FLAG WARNING FOR GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE
HUMIDITY...WHICH IS IN EFFECT UNTIL 6 PM PST TUESDAY.

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH
  THROUGH EARLY AFTERNOON. WINDS WILL DIMINISH SOMEWHAT LATE THIS
  AFTERNOON THROUGH EARLY EVENING...THEN INCREASE TO 10 TO 20 MPH WITH
  GUSTS TO 35 MPH OVERNIGHT THROUGH EARLY TUESDAY AFTERNOON.

* RELATIVE HUMIDITY...WIDESPREAD SINGLE DIGIT READINGS BY THIS
  AFTERNOON AND CONTINUING THROUGH TUESDAY. NO HUMIDITY RECOVERY
  TONIGHT.

* IMPACTS...IF FIRE IGNITION OCCURS THERE COULD BE RAPID SPREAD
  OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED. THIS IN COMBINATION WITH VERY DRY FUELS COULD CREATE 
EXTREME FIR DANGER AND OR FIRE BEHAVIOR.

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


&&

$$

CAZ288-130000-
/O.NEW.KLOX.FW.W.0013.121112T1808Z-121114T0200Z/
SANTA CLARITA VALLEY-
1008 AM PST MON NOV 12 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM PST TUESDAY FOR GUSTY NORTHEAST
WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE SANTA CLARITA VALLEY...

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH
  THROUGH EARLY AFTERNOON. WINDS WILL DIMINISH SOMEWHAT LATE THIS
  AFTERNOON THROUGH EARLY EVENING...BUT GENERALLY REMAIN 10 TO 20
  MPH WITH GUSTS TO 30 MPH TONIGHT THROUGH EARLY TUESDAY AFTERNOON.

* RELATIVE HUMIDITY...WIDESPREAD SINGLE DIGIT READINGS BY THIS
  AFTERNOON AND CONTINUING THROUGH TUESDAY. VERY POOR HUMIDITY
  RECOVERY TONIGHT.

* IMPACTS...IF FIRE IGNITION OCCURS THERE COULD BE RAPID SPREAD
  OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED. THIS IN COMBINATION WITH VERY DRY FUELS COULD CREATE 
EXTREME FIR DANGER AND OR FIRE BEHAVIOR.

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

&&

$$

GOMBERG
3 follow-up statements
347 
WWUS86 KLOX 122313
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
313 PM PST MON NOV 12 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM TUESDAY FOR GUSTY NORTHEAST WINDS
AND VERY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS OF LOS ANGELES AND VENTURA
COUNTIES INCLUDING THE SANTA MONICA MOUNTAINS...AND THE SANTA CLARITA VALLEY...

.GUSTY SANTA ANA WINDS WILL GRADUALLY DIMINISH THROUGH THE REMAINDER OF THE
AFTERNOON AND EVENING HOURS...THEN INCREASE SLIGHTLY OVERNIGHT INTO TUESDAY
MORNING. THE STRONGEST WINDS WILL CONTINUE TO BE FOCUSED THROUGH THE PASSES
AND CANYONS OF THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS...WHERE GUSTS OF
30 TO 40 MPH WILL BE COMMON. IN THE VALLEYS...WIND GUSTS WILL GENERALLY RANGE
BETWEEN 25 AND 35 MPH THROUGH EARLY TUESDAY AFTERNOON.

WIDESPREAD SINGLE DIGIT HUMIDITIES ARE NOW BEING REPORTED ACROSS THE REGION
THIS AFTERNOON WITH SIMILAR LOW HUMIDITIES EXPECTED THROUGH TUESDAY. VERY
POOR HUMIDITY RECOVERIES ARE EXPECTED TONIGHT ACROSS THE FOOTHILLS...
MOUNTAINS...AND WIND EXPOSED LOCATIONS...WITH SOME AREAS REMAINING BELOW
10 PERCENT. WHILE OFFSHORE WINDS ARE EXPECTED TO BE SLIGHTLY
WEAKER TONIGHT INTO TUESDAY...THERE WILL STILL BE SUFFICIENT WIND AND VERY LOW
HUMIDITY IN COMBINATION WITH VERY DRY FUELS TO BRING CRITICAL FIRE WEATHER
CONDITIONS TO THE MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES...AS WELL AS
THE SANTA CLARITA VALLEY. RED FLAG WARNINGS REMAIN IN EFFECT FOR THESE AREAS.
BRIEF CRITICAL FIRE WEATHER CONDITIONS CAN ALSO BE EXPECTED FOR OTHER COASTAL
AND VALLEY AREAS OF LOS ANGELES AND VENTURA COUNTIES...HOWEVER DURATIONS ARE
GENERALLY NOT EXPECTED TO BE LONG ENOUGH FOR A RED FLAG WARNING. 


CAZ253-254-131800-
/O.CON.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
313 PM PST MON NOV 12 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST TUESDAY FOR
GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES...

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL
  CONTINUE TONIGHT THROUGH EARLY TUESDAY AFTERNOON...THEN DIMINISH.

* RELATIVE HUMIDITY...WIDESPREAD HUMIDITIES BETWEEN 6 AND 12
  PERCENT THROUGH TUESDAY. VERY POOR HUMIDITY RECOVERIES TONIGHT.

* IMPACTS...IF FIRE IGNITION OCCURS THERE COULD BE RAPID SPREAD 
  OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING. THIS IN COMBINATION WITH VERY DRY FUELS COULD CREATE
EXTREME FIRE DANGER AND OR FIRE BEHAVIOR.

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

&&

$$

CAZ246-131800-
/O.CON.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
313 PM PST MON NOV 12 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST TUESDAY FOR
GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE SANTA
MONICA MOUNTAINS...

* WINDS...NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH WILL
  CONTINUE TONIGHT THROUGH EARLY TUESDAY AFTERNOON...THEN
  DIMINISH. 

* RELATIVE HUMIDITY...WIDESPREAD SINGLE DIGIT READINGS WILL
  CONTINUE THROUGH TUESDAY. NO HUMIDITY RECOVERY TONIGHT.

* IMPACTS...IF FIRE IGNITION OCCURS THERE COULD BE RAPID SPREAD 
  OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING. THIS IN COMBINATION WITH VERY DRY FUELS COULD CREATE
EXTREME FIRE DANGER AND OR FIRE BEHAVIOR.

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

&&

$$

CAZ288-131800-
/O.CON.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
SANTA CLARITA VALLEY-
313 PM PST MON NOV 12 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST TUESDAY FOR
GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE SANTA
CLARITA VALLEY...

* WINDS...NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH WILL
  CONTINUE THROUGH EARLY TUESDAY AFTERNOON. 

* RELATIVE HUMIDITY...WIDESPREAD SINGLE DIGIT READINGS WILL
  CONTINUE THROUGH TUESDAY. VERY POOR HUMIDITY RECOVERY TONIGHT.

* IMPACTS...IF FIRE IGNITION OCCURS THERE COULD BE RAPID SPREAD 
  OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING. THIS IN COMBINATION WITH VERY DRY FUELS COULD CREATE
EXTREME FIRE DANGER AND OR FIRE BEHAVIOR.

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

&&

$$

GOMBERG
805 
WWUS86 KLOX 131804
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
1004 AM PST TUE NOV 13 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM THIS EVENING FOR GUSTY
NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS
OF LOS ANGELES AND VENTURA COUNTIES INCLUDING THE SANTA MONICA
MOUNTAINS...AND THE SANTA CLARITA VALLEY...

.A HIGH PRESSURE SYSTEM ALOFT AND SURFACE HIGH PRESSURE OVER THE
GREAT BASIN WILL CONTINUE TO PRODUCE GUSTY OFFSHORE SANTA ANA
WINDS ACROSS THE AREA TODAY. THE WINDS WILL GRADUALLY DIMINISH
THROUGHOUT TONIGHT. THE STRONGEST WINDS WILL BE FOCUSED THROUGH
AND BELOW THE PASSES AND CANYONS OF THE LOS ANGELES AND VENTURA
COUNTY MOUNTAINS...WHERE GUSTS BETWEEN 30 AND 40 MPH WILL OCCUR.
IN THE VALLEYS...WIND GUSTS WILL GENERALLY RANGE BETWEEN 25 AND
35 MPH THROUGH EARLY THIS AFTERNOON.

WIDESPREAD SINGLE DIGIT HUMIDITIES CONTINUE ACROSS THE AREA THIS
MORNING WITH VERY POOR HUMIDITY RECOVERIES OCCURRING LAST NIGHT
ACROSS THE FOOTHILLS...MOUNTAINS...AND WIND EXPOSED LOCATIONS.
OFFSHORE WINDS ARE EXPECTED TO FURTHER DIMINISH TONIGHT AND INTO
WEDNESDAY...HOWEVER...WARM AND VERY DRY CONDITIONS WILL CONTINUE
TO BRING ELEVATED FIRE DANGER. LOCAL GUSTS IN THE 25 MPH TO 35
MPH RANGE CANNOT BE RULED ACROSS THE VALLEYS...FOOTHILLS...AND
MOUNTAINS.

CAZ253-254-140200-
/O.CON.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
1004 AM PST TUE NOV 13 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING
FOR GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES...

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL
  CONTINUE THROUGH THIS EVENING...THEN GRADUALLY DIMINISH THROUGH
  WEDNESDAY.

* RELATIVE HUMIDITY...WIDESPREAD HUMIDITIES BETWEEN 4 AND 10
  PERCENT WILL OCCUR THROUGH AT LEAST THIS EVENING...AND POSSIBLY
  INTO WEDNESDAY.

* UNCERTAINTY...THERE IS A CHANCE THAT CRITICAL FIRE WEATHER
  CONDITIONS WITH GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE
  HUMIDITIES COULD PERSIST INTO WEDNESDAY MORNING.

* IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD
  OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING. THIS IN COMBINATION WITH VERY DRY FUELS COULD
CREATE EXTREME FIRE DANGER AND OR FIRE BEHAVIOR.

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

&&

$$

CAZ246-140200-
/O.CON.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
1004 AM PST TUE NOV 13 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING
FOR GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
SANTA MONICA MOUNTAINS...

* WINDS...NORTHEAST TO EAST WINDS 15 TO 25 MPH WITH GUSTS TO 35
  MPH WILL CONTINUE THROUGH THIS EVENING...THEN GRADUALLY DIMINISH
  THROUGH WEDNESDAY.

* RELATIVE HUMIDITY...WIDESPREAD SINGLE DIGIT READINGS WILL
  CONTINUE WILL OCCUR THROUGH AT LEAST THIS EVENING...AND POSSIBLY
  INTO WEDNESDAY.

* UNCERTAINTY...THERE IS A CHANCE THAT CRITICAL FIRE WEATHER
  CONDITIONS WITH GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE
  HUMIDITIES COULD PERSIST INTO WEDNESDAY MORNING.

* IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD
  OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING. THIS IN COMBINATION WITH VERY DRY FUELS COULD
CREATE EXTREME FIRE DANGER AND OR FIRE BEHAVIOR.

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

&&

$$

CAZ288-140200-
/O.CON.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
SANTA CLARITA VALLEY-
1004 AM PST TUE NOV 13 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING
FOR GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
SANTA CLARITA VALLEY...

* WINDS...NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS UP TO 35 MPH
  WILL CONTINUE THROUGH THIS EVENING...THEN GRADUALLY DIMINISH
  THROUGH WEDNESDAY.

* RELATIVE HUMIDITY...WIDESPREAD SINGLE DIGIT READINGS WILL
  CONTINUE WILL OCCUR THROUGH AT LEAST THIS EVENING...AND POSSIBLY
  INTO WEDNESDAY.

* UNCERTAINTY...THERE IS A CHANCE THAT CRITICAL FIRE WEATHER
  CONDITIONS WITH GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE
  HUMIDITIES COULD PERSIST INTO WEDNESDAY MORNING.

* IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD
  OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING. THIS IN COMBINATION WITH VERY DRY FUELS COULD
CREATE EXTREME FIRE DANGER AND OR FIRE BEHAVIOR.

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

&&

$$

HALL
539 
WWUS86 KLOX 140151
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
551 PM PST TUE NOV 13 2012

CAZ253-254-140300-
/O.EXP.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
551 PM PST TUE NOV 13 2012

...RED FLAG WARNING WILL EXPIRE AT 6 PM PST THIS EVENING FOR
GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES...

WINDS HAVE DIMINISHED THIS EVENING. EVEN THOUGH HUMIDITIES WILL
REMAIN LOW THROUGH TONIGHT...RED FLAG WARNING THRESHOLDS ARE NOT
EXPECTED TO BE MET EXCEPT ON A LOCAL SCALE WITH OCCASIONAL GUSTY
WINDS. AS A RESULT...THE RED FLAG WARNING WILL BE ALLOWED TO
EXPIRE AT 6 PM PDT.

$$

CAZ246-140300-
/O.EXP.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
551 PM PST TUE NOV 13 2012

...RED FLAG WARNING WILL EXPIRE AT 6 PM PST THIS EVENING FOR
GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
SANTA MONICA MOUNTAINS...

WINDS HAVE DIMINISHED THIS EVENING. EVEN THOUGH HUMIDITIES WILL
REMAIN LOW THROUGH TONIGHT...RED FLAG WARNING THRESHOLDS ARE NOT
EXPECTED TO BE MET EXCEPT ON A LOCAL SCALE WITH OCCASIONAL GUSTY
WINDS. AS A RESULT...THE RED FLAG WARNING WILL BE ALLOWED TO
EXPIRE AT 6 PM PDT.

$$

CAZ288-140300-
/O.EXP.KLOX.FW.W.0013.000000T0000Z-121114T0200Z/
SANTA CLARITA VALLEY-
551 PM PST TUE NOV 13 2012

...RED FLAG WARNING WILL EXPIRE AT 6 PM PST THIS EVENING FOR
GUSTY NORTHEAST WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
SANTA CLARITA VALLEY...

WINDS HAVE DIMINISHED THIS EVENING. EVEN THOUGH HUMIDITIES WILL
REMAIN LOW THROUGH TONIGHT...RED FLAG WARNING THRESHOLDS ARE NOT
EXPECTED TO BE MET EXCEPT ON A LOCAL SCALE WITH OCCASIONAL GUSTY
WINDS. AS A RESULT...THE RED FLAG WARNING WILL BE ALLOWED TO
EXPIRE AT 6 PM PDT.

$$

SIRARD

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 11, 10:19 PM PSTFreeze WatchLOXSanta Barbara16 hr
Nov 12, 3:40 AM PSTWind AdvisoryLOXLos Angeles12 hr
Nov 12, 2:38 PM PSTFrost AdvisoryLOXSanta Barbara18 hr
Nov 12, 2:38 PM PSTFreeze WarningLOX18 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.