Alert archive / California / Red Flag Warnings in 2015

Red Flag Warning 1, NWS Los Angeles, CA

April 14, 2015Los Angeles County, California

NWS Los Angeles, CA issued this red flag warning at Apr 14, 2015, 1:50 PM PDT for Los Angeles County, California. It took effect at Apr 15, 2015, 5:00 AM PDT. It was in force for 39 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 14, 2015, 1:50 PM PDT (20:50 UTC)
In effect from
Apr 15, 2015, 5:00 AM PDT
Expired
Apr 16, 2015, 8:00 PM PDT
In force
39 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 20:56 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.

What was reported inside it

TimeReportWhereRemark
Apr 15, 10:55 AM PDTNON-TSTM WND GST 605 Nne San Fernando, CAMESONET STATION CAMP NINE /CNIC1/

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

San Diego, CA (KNKX), launched 12:00Z, 8.8 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 2015-04-14Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 12:00Z on 2015-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 square meters per square second.1939Sfc1 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
865 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
139 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.

942 
WWUS86 KLOX 142050
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
150 PM PDT TUE APR 14 2015

...RED FLAG WARNING IN EFFECT FROM EARLY WEDNESDAY MORNING THROUGH
THURSDAY EVENING FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE
HUMIDITY ACROSS MOST AREAS OF VENTURA AND LOS ANGELES COUNTIES...

.A MODERATE TO STRONG SANTA ANA WIND EVENT WILL DEVELOP RAPIDLY
PRIOR TO SUNRISE WEDNESDAY MORNING WITH HUMIDITIES FALLING INTO
THE LOWER TEENS AND SINGLE DIGITS LATER IN THE MORNING. THE
TYPICAL SANTA ANA CORRIDORS OF EASTERN VENTURA AND WESTERN LOS
ANGELES COUNTIES WILL SEE WIND GUSTS OVER 60 MPH...ESPECIALLY
BELOW CANYONS AND MOUNTAIN PASSES. WINDS WILL TEMPORARILY DECREASE
ACROSS ALL AREAS WEDNESDAY AFTERNOON AND THEN INCREASE ONCE AGAIN
OVERNIGHT THROUGH THURSDAY MORNING. POOR HUMIDITY RECOVERIES ARE
ANTICIPATED WEDNESDAY NIGHT AND ALTHOUGH WINDS WILL DIMINISH LATER
THURSDAY...HUMIDITIES WILL REMAIN VERY LOW INTO FRIDAY.

CAZ246-253-254-151900-
/O.NEW.KLOX.FW.W.0001.150415T1200Z-150417T0300Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
150 PM PDT TUE APR 14 2015

...RED FLAG WARNING IN EFFECT FROM 5 AM WEDNESDAY TO 8 PM PDT
THURSDAY FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR
THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTY INCLUDING THE
SANTA MONICA MOUNTAINS...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
RED FLAG WARNING FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE
HUMIDITY...WHICH IS IN EFFECT FROM 5 AM WEDNESDAY TO 8 PM PDT
THURSDAY.

* WINDS AND TIMING...NORTHEAST WINDS 25 TO 35 MPH WITH GUSTS OF 60
  MPH AND HIGHER WILL DEVELOP EARLY WEDNESDAY MORNING AND PEAK BY
  MIDDAY WITH A LULL EXPECTED IN THE AFTERNOON. WINDS WILL
  INCREASE AGAIN WEDNESDAY NIGHT THROUGH THURSDAY MORNING.

* RELATIVE HUMIDITY...7-15 PERCENT. POOR OVERNIGHT RECOVERIES
  BELOW 25 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ244-245-288-547-151900-
/O.NEW.KLOX.FW.W.0001.150415T1200Z-150417T0300Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
150 PM PDT TUE APR 14 2015

...RED FLAG WARNING IN EFFECT FROM 5 AM WEDNESDAY TO 8 PM PDT
THURSDAY FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR
THE VALLEYS OF VENTURA AND LOS ANGELES COUNTIES...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
RED FLAG WARNING FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE
HUMIDITY...WHICH IS IN EFFECT FROM 5 AM WEDNESDAY TO 8 PM PDT
THURSDAY.

* WINDS AND TIMING...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP
  TO 50 MPH WILL DEVELOP EARLY WEDNESDAY MORNING AND PEAK BY
  MIDDAY WITH A LULL EXPECTED IN THE AFTERNOON. WINDS WILL
  INCREASE AGAIN WEDNESDAY NIGHT THROUGH THURSDAY MORNING.

* RELATIVE HUMIDITY...7-15 PERCENT. POOR OVERNIGHT RECOVERIES
  BELOW 30 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ240-241-151900-
/O.NEW.KLOX.FW.W.0001.150415T1400Z-150417T0300Z/
VENTURA COUNTY COASTS-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
150 PM PDT TUE APR 14 2015

...RED FLAG WARNING IN EFFECT FROM 7 AM WEDNESDAY TO 8 PM PDT
THURSDAY FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR
THE VENTURA AND LOS ANGELES COUNTY COASTS...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
RED FLAG WARNING FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE
HUMIDITY...WHICH IS IN EFFECT FROM 7 AM WEDNESDAY TO 8 PM PDT
THURSDAY.

* WINDS AND TIMING...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO
  40 MPH WILL DEVELOP WEDNESDAY MORNING AND PEAK BY MIDDAY WITH A
  LULL EXPECTED IN THE AFTERNOON. WINDS WILL INCREASE AGAIN
  WEDNESDAY NIGHT THROUGH THURSDAY MORNING.

* RELATIVE HUMIDITY...9-15 PERCENT. POOR OVERNIGHT RECOVERIES
  EXCEPT NEAR THE BEACHES.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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/SUKUP
5 follow-up statements
309 
WWUS86 KLOX 151621
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
921 AM PDT WED APR 15 2015

...RED FLAG WARNING IN EFFECT THROUGH THURSDAY EVENING FOR GUSTY
SANTA ANA WINDS AND LOW RELATIVE HUMIDITY ACROSS MUCH OF VENTURA
AND LOS ANGELES COUNTIES...

.THE ONGOING SANTA ANA EVENT WILL CONTINUE TO BRING CRITICAL FIRE
WEATHER CONDITIONS TO MOST OF VENTURA AND LOS ANGELES COUNTIES
THROUGH THURSDAY EVENING. THE STRONGEST NORTHEAST WINDS ARE
EXPECTED THIS MORNING THROUGH EARLY THIS AFTERNOON. AFTER A BRIEF
LULL IN THE WINDS LATE THIS AFTERNOON AND EARLY THIS
EVENING...NORTHEAST WINDS WILL QUICKLY INCREASE AGAIN OVERNIGHT.
GUSTY NORTHEAST WINDS WILL CONTINUE THROUGH EARLY THURSDAY
AFTERNOON...BUT WILL BE ABOUT 5 TO 10 MPH WEAKER THAN TODAY.
HUMIDITY VALUES TODAY WILL BE IN THE LOW TEENS AND SINGLE DIGITS.
POOR HUMIDITY RECOVERY IS EXPECTED TONIGHT...WITH WINDIER AREAS
STAYING IN THE TEENS FOR MUCH OF THE NIGHT. WARMER AND SLIGHTLY
DRIER CONDITIONS ARE EXPECTED ON THURSDAY...WITH SINGLE DIGIT
HUMIDITIES BECOMING MORE WIDESPREAD...ESPECIALLY FOR INLAND
AREAS...WHICH LIKELY WILL NOT FEEL THE EFFECTS OF THE SEA BREEZE
UNTIL LATER IN THE DAY. HUMIDITY VALUES WILL REMAIN VERY LOW INTO
FRIDAY...BUT WINDS SHOULD BE SIGNIFICANTLY WEAKER BY THAT TIME.

CAZ246-253-254-152300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
921 AM PDT WED APR 15 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THURSDAY FOR
GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS
OF VENTURA AND LOS ANGELES COUNTY INCLUDING THE SANTA MONICA
MOUNTAINS...

* WINDS AND TIMING...NORTHEAST WINDS 25 TO 35 MPH WITH GUSTS OF 50
  MPH WILL CONTINUE THROUGH EARLY THIS AFTERNOON. WINDIER AREAS
  WILL HAVE GUSTS TO 60 MPH. AFTER A BRIEF LULL LATE THIS
  AFTERNOON AND EARLY THIS EVENING...WINDS WILL QUICKLY INCREASE
  AGAIN OVERNIGHT AND CONTINUE THROUGH EARLY THURSDAY AFTERNOON.
  WINDS TONIGHT AND THURSDAY WILL BE SLIGHTLY WEAKER THAN TODAY.

* RELATIVE HUMIDITY...7-15 PERCENT. POOR OVERNIGHT RECOVERIES
  BELOW 25 PERCENT...WITH WINDIER AREAS IN THE TEENS.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ244-245-288-547-152300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
921 AM PDT WED APR 15 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THURSDAY FOR
GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE VALLEYS
OF VENTURA AND LOS ANGELES COUNTIES...

* WINDS AND TIMING...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO
  40 MPH WILL CONTINUE THROUGH EARLY THIS AFTERNOON. GUSTS UP TO
  50 MPH CAN BE EXPECTED FOR THE WINDIER AREAS. AFTER A BRIEF LULL
  LATE THIS AFTERNOON AND EARLY THIS EVENING...NORTHEAST WINDS
  WILL QUICKLY INCREASE AGAIN TONIGHT AND CONTINUE THROUGH THURSDAY
  MORNING. WINDS TONIGHT AND THURSDAY WILL BE SLIGHTLY WEAKER THAN
  TODAY. A 10 TO 20 MPH SEA BREEZE WILL DEVELOP BY MID TO LATE
  AFTERNOON ON THURSDAY.

* RELATIVE HUMIDITY...7-15 PERCENT. POOR OVERNIGHT RECOVERIES
  BELOW 30 PERCENT...WITH WINDIER AREAS BELOW 20 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ240-241-152300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY COASTS-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
921 AM PDT WED APR 15 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THURSDAY FOR
GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE VENTURA
COASTS AND FROM MALIBU TO HOLLYWOOD HILLS...

* WINDS AND TIMING...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO
  40 MPH WILL CONTINUE THROUGH EARLY THIS AFTERNOON. AFTER LIGHT
  ONSHORE WINDS LATE THIS AFTERNOON AND EARLY THIS
  EVENING...NORTHEAST WINDS WILL INCREASE AGAIN TONIGHT THROUGH
  THURSDAY MORNING. A 10 TO 20 MPH SEA BREEZE WILL DEVELOP BY
  EARLY THURSDAY AFTERNOON.

* RELATIVE HUMIDITY...8-15 PERCENT. POOR OVERNIGHT RECOVERIES
  EXCEPT NEAR THE BEACHES.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

SUKUP/GOMBERG
212 
WWUS86 KLOX 152150
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
250 PM PDT WED APR 15 2015

...RED FLAG WARNING IN EFFECT THROUGH THURSDAY EVENING FOR GUSTY
SANTA ANA WINDS AND LOW RELATIVE HUMIDITY ACROSS MUCH OF VENTURA
AND LOS ANGELES COUNTIES...

.THE ONGOING SANTA ANA EVENT WILL CONTINUE TO BRING CRITICAL FIRE
WEATHER CONDITIONS TO MOST OF VENTURA AND LOS ANGELES COUNTIES
THROUGH THURSDAY EVENING. GUSTY OFFSHORE WINDS ACROSS THE
MOUNTAINS AND VALLEYS WILL GRADUALLY DIMINISH LATER THIS AFTERNOON
INTO EVENING...THEN INCREASE ONCE AGAIN OVERNIGHT INTO THURSDAY
MORNING...BUT WILL BE ABOUT 5 TO 10 MPH WEAKER THAN TODAY.  
HUMIDITY VALUES TODAY WILL BE IN THE LOW TEENS AND SINGLE DIGITS.
POOR HUMIDITY RECOVERY IS EXPECTED TONIGHT...WITH WINDIER AREAS
STAYING IN THE TEENS FOR MUCH OF THE NIGHT. WARMER AND SLIGHTLY
DRIER CONDITIONS ARE EXPECTED ON THURSDAY...WITH SINGLE DIGIT
HUMIDITIES BECOMING MORE WIDESPREAD...ESPECIALLY FOR INLAND
AREAS...WHICH LIKELY WILL NOT FEEL THE EFFECTS OF THE SEA BREEZE
UNTIL LATER IN THE DAY. HUMIDITY VALUES WILL REMAIN VERY LOW INTO
FRIDAY...BUT WINDS SHOULD BE SIGNIFICANTLY WEAKER BY THAT TIME.

CAZ241-152300-
/O.CAN.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
250 PM PDT WED APR 15 2015

...RED FLAG WARNING IS CANCELLED FOR GUSTY SANTA ANA WINDS AND
LOW RELATIVE HUMIDITY FOR THE LOS ANGELES COAST FROM MALIBU TO
HOLLYWOOD HILLS...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS CANCELLED
THE RED FLAG WARNING.

WINDS HAVE SWITCHED TO ONSHORE THIS AFTERNOON ACROSS THE LOS ANGELES
COAST. WHILE WINDS ARE EXPECTED TO SHIFT BACK TO OFFSHORE LATER TONIGHT
INTO THURSDAY MORNING FROM MALIBU TO THE HOLLYWOOD HILLS...THE
WIND SPEEDS ARE NOT EXPECTED TO BE STRONG ENOUGH TO WARRANT A RED
FLAG WARNING.


$$

CAZ246-253-254-161700-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
250 PM PDT WED APR 15 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THURSDAY FOR
GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS
OF VENTURA AND LOS ANGELES COUNTY INCLUDING THE SANTA MONICA
MOUNTAINS...

* WINDS AND TIMING...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 50
  MPH WILL GRADUALLY DIMINISH LATER THIS AFTERNOON INTO EVENING.
  NORTHEAST WINDS ARE EXPECTED TO INCREASE ONCE AGAIN OVERNIGHT
  INTO THURSDAY MORNING...GENERALLY RANGING BETWEEN 20 AND 35 MPH
  WITH GUSTS UP TO 55 MPH.

* RELATIVE HUMIDITY...MINIMUM HUMIDITY BETWEEN 7 AND 15 PERCENT
  TODAY...AND 5 TO 12 PERCENT ON THURSDAY. POOR HUMIDITY RECOVERY
  TONIGHT WITH WIND PRONE AREAS REMAINING BELOW 20 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ244-245-288-547-161700-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
250 PM PDT WED APR 15 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THURSDAY FOR
GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE VALLEYS
OF VENTURA AND LOS ANGELES COUNTIES...

* WINDS AND TIMING...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 40
  MPH WILL GRADUALLY DIMINISH LATER THIS AFTERNOON INTO EVENING.
  NORTHEAST WINDS ARE EXPECTED TO INCREASE ONCE AGAIN OVERNIGHT
  INTO THURSDAY MORNING...GENERALLY RANGING BETWEEN 15 AND 25 MPH
  WITH GUSTS UP TO 40 MPH. ISOLATED GUSTS TO 50 MPH IN FAVORED
  FOOTHILL LOCATIONS. ONSHORE SEA BREEZE 10 TO 20 MPH WILL
  DEVELOP BY MID TO LATE AFTERNOON ON THURSDAY.

* RELATIVE HUMIDITY...MINIMUM HUMIDITY 6 TO 15 PERCENT
  TODAY...FALLING TO BETWEEN 5 AND 10 PERCENT ON THURSDAY.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ240-161700-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY COASTS-
250 PM PDT WED APR 15 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THURSDAY FOR
GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE VENTURA
COAST...

* WINDS AND TIMING...ONSHORE SEA BREEZE 10 TO 20 MPH WILL CONTINUE
  THROUGH THIS EVENING...THEN SHIFT TO THE NORTHEAST 15 TO 25 MPH
  WITH GUSTS TO 30 MPH LATE TONIGHT INTO THURSDAY MORNING.

* RELATIVE HUMIDITY...MINIMUM HUMIDITY 8 TO 20 PERCENT ON THURSDAY.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

GOMBERG/SUKUP
894 
WWUS86 KLOX 161651
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
951 AM PDT THU APR 16 2015

...RED FLAG WARNING IN EFFECT THROUGH THIS EVENING FOR GUSTY
SANTA ANA WINDS AND LOW RELATIVE HUMIDITY ACROSS MUCH OF VENTURA
AND LOS ANGELES COUNTIES...

.THE ONGOING SANTA ANA EVENT WILL CONTINUE TO BRING CRITICAL FIRE
WEATHER CONDITIONS TO MOST OF VENTURA AND LOS ANGELES COUNTIES
THROUGH THIS EVENING. NORTHEAST WINDS WILL GRADUALLY DIMINISH
THROUGH THIS AFTERNOON...BUT WIDESPREAD SINGLE DIGIT RELATIVE
HUMIDITY VALUES ARE EXPECTED...ESPECIALLY FOR AREAS AWAY FROM THE
IMMEDIATE COAST. VERY DRY CONDITIONS WILL CONTINUE THROUGH
FRIDAY...BUT WINDS WILL BE CONSIDERABLY WEAKER.

CAZ246-253-254-170300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
951 AM PDT THU APR 16 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE
MOUNTAINS OF VENTURA AND LOS ANGELES COUNTY INCLUDING THE SANTA
MONICA MOUNTAINS...

* WINDS AND TIMING...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 45
  MPH WILL GRADUALLY DIMINISH THROUGH THIS AFTERNOON. SOUTHWEST
  WINDS OF 6-12 MPH WITH CANYON GUSTS TO 20 MPH WILL DEVELOP IN
  THE SANTA MONICA MOUNTAINS DURING THE AFTERNOON.

* RELATIVE HUMIDITY...MINIMUM HUMIDITY TODAY BETWEEN 5 TO 12
  PERCENT. POOR HUMIDITY RECOVERY TONIGHT WITH MANY AREAS
  REMAINING BELOW 30 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ244-245-288-547-170300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
951 AM PDT THU APR 16 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE
VALLEYS OF VENTURA AND LOS ANGELES COUNTIES...

* WINDS AND TIMING...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35
  MPH WILL GRADUALLY DIMINISH THROUGH EARLY THIS AFTERNOON. AN 8-15
  MPH SEA BREEZE WITH GUSTS TO 25 MPH WILL DEVELOP BY MID
  AFTERNOON.

* RELATIVE HUMIDITY...MINIMUM HUMIDITY BETWEEN 5 AND 10 PERCENT
  TODAY. POOR HUMIDITY RECOVERY TONIGHT IN THE FOOTHILLS...WITH
  MANY AREAS REMAIN BELOW 30 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ240-170300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY COASTS-
951 AM PDT THU APR 16 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GUSTY SANTA ANA WINDS AND LOW RELATIVE HUMIDITY FOR THE
VENTURA COAST...

* WINDS AND TIMING...NORTHEAST 15-25 MPH WITH GUSTS TO 35 MPH
  GRADUALLY DIMINISHING THROUGH EARLY AFTERNOON. AN 8-15 MPH SEA
  BREEZE WITH GUSTS TO 25 MPH WILL DEVELOP AT THE COAST AROUND
  NOON...THEN SPREAD INLAND DURING THE AFTERNOON.

* RELATIVE HUMIDITY...MINIMUM HUMIDITY 6 TO 12 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

SUKUP/THOMPSON
076 
WWUS86 KLOX 162151
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
251 PM PDT THU APR 16 2015

...RED FLAG WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR
GUSTY WINDS AND VERY LOW RELATIVE HUMIDITY FOR MUCH OF VENTURA AND
LOS ANGELES COUNTIES...

.WITH SINGLE DIGIT RELATIVE HUMIDITIES IN MANY AREAS...CRITICAL
FIRE WEATHER CONDITIONS WILL CONTINUE THROUGH THIS EVENING AS
GUSTY ONSHORE WINDS SPREAD INTO THE VALLEYS. NORTHEAST WINDS
ACROSS THE MOUNTAINS WILL CONTINUE TO WEAKEN THROUGH THIS
EVENING...BUT WILL REMAIN GUSTY ENOUGH FOR CRITICAL FIRE WEATHER
CONDITIONS DUE TO VERY LOW HUMIDITY VALUES. VERY DRY CONDITIONS
WILL CONTINUE THROUGH FRIDAY...BUT WINDS WILL BE CONSIDERABLY
WEAKER.

CAZ246-253-254-170300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
251 PM PDT THU APR 16 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS OF
VENTURA AND LOS ANGELES COUNTY INCLUDING THE SANTA MONICA
MOUNTAINS...

* WINDS AND TIMING...NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 30
  MPH WILL CONTINUE THROUGH THIS EVENING. SOUTHWEST WINDS OF 8-15
  MPH WITH CANYON GUSTS TO 25 MPH WILL DEVELOP IN THE SANTA MONICA
  MOUNTAINS DURING THE AFTERNOON.

* RELATIVE HUMIDITY...HUMIDITY BETWEEN 5 TO 12 PERCENT THROUGH
  THIS EVENING. POOR HUMIDITY RECOVERY TONIGHT WITH MANY AREAS
  REMAINING BELOW 30 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ244-245-288-547-170300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
251 PM PDT THU APR 16 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE VALLEYS OF
VENTURA AND LOS ANGELES COUNTIES...

* WINDS AND TIMING...NORTHEAST WINDS OF 8-15 MPH WITH GUSTS TO 25
  MPH WILL CONTINUE TO WEAKEN THIS AFTERNOON AS THE SEA BREEZE
  SPREADS INLAND. AN 8-15 MPH SEA BREEZE WITH GUSTS TO 25 MPH WILL
  THEN CONTINUE INTO THE EARLY EVENING BEFORE DIMINISHING.

* RELATIVE HUMIDITY...HUMIDITY VALUES BETWEEN 5 AND 15 PERCENT
  THROUGH THIS EVENING. POOR HUMIDITY RECOVERY TONIGHT IN THE
  FOOTHILLS...WHERE MANY AREAS REMAIN BELOW 30 PERCENT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

CAZ240-170300-
/O.CON.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY COASTS-
251 PM PDT THU APR 16 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GUSTY ONSHORE WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
VENTURA COAST...

* WINDS AND TIMING...AN 8-15 MPH SEA BREEZE WITH GUSTS TO 25 MPH
  WILL CONTINUE THROUGH THIS EVENING.

* RELATIVE HUMIDITY...5 TO 15 PERCENT THROUGH THIS EVENING...FOLLOWED
  BY MAXIMUM HUMIDITY VALUES OF 30 TO 50 PERCENT OVERNIGHT.

* IMPACTS...RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR IS 
  EXPECTED IF FIRE IGNITION OCCURS.

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.

&&

$$

SUKUP/THOMPSON
981 
WWUS86 KLOX 170243
RFWLOX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
743 PM PDT THU APR 16 2015

CAZ246-253-254-170345-
/O.EXP.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
743 PM PDT THU APR 16 2015

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS OF
VENTURA AND LOS ANGELES COUNTY INCLUDING THE SANTA MONICA
MOUNTAINS...

WINDS HAVE DIMINISHED AND HUMIDITIES HAVE GRADUALLY INCREASED
EARLY THIS EVENING OVER THE AREA. CRITICAL FIRE WEATHER
CONDITIONS HAVE BECOME LOCALIZED AND SHOULD END IN ALL AREAS BY
LATE THIS EVENING. AS A RESULT...THE RED FLAG WARNING WILL BE
ALLOWED TO EXPIRE AT 8 PM PDT.

$$

CAZ244-245-288-547-170345-
/O.EXP.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
743 PM PDT THU APR 16 2015

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE VALLEYS OF VENTURA
AND LOS ANGELES COUNTIES...

WINDS HAVE DIMINISHED AND HUMIDITIES HAVE GRADUALLY INCREASED
EARLY THIS EVENING OVER THE AREA. CRITICAL FIRE WEATHER
CONDITIONS HAVE BECOME LOCALIZED AND SHOULD END IN ALL AREAS BY
LATE THIS EVENING. AS A RESULT...THE RED FLAG WARNING WILL BE
ALLOWED TO EXPIRE AT 8 PM PDT.

$$

CAZ240-170345-
/O.EXP.KLOX.FW.W.0001.000000T0000Z-150417T0300Z/
VENTURA COUNTY COASTS-
743 PM PDT THU APR 16 2015

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR
GUSTY ONSHORE WINDS AND VERY LOW RELATIVE HUMIDITY FOR THE
VENTURA COAST...

WINDS HAVE DIMINISHED AND HUMIDITIES HAVE INCREASED ABOVE CRITICAL
FIRE WEATHER THRESHOLDS EARLY THIS EVENING OVER THE AREA. AS A
RESULT...THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 8 PM
PDT.

$$

SIRARD

What forecasters said that day

The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Los Angeles, CA wrote its last area forecast discussion before this red flag warning went out at Apr 14, 1:35 PM PDT, 15 minutes earlier.

Area forecast discussion, Apr 14, 1:35 PM PDT, 15 minutes before
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
135 PM PDT TUE APR 14 2015

.SYNOPSIS...

GUSTY NORTHWEST WINDS TODAY WILL TURN NORTHEASTERLY BY TOMORROW WITH
THE STRONGEST WINDS IN THE VENTURA AND LOS ANGELES COUNTY MOUNTAINS
AND SOUTHERN SANTA BARBARA COUNTY. TEMPERATURES WILL BE ABOVE NORMAL
ACROSS THE REGION THROUGH SATURDAY THEN ONSHORE FLOW EARLY NEXT WEEK
WILL BRING OVERNIGHT LOW CLOUDS TO COASTAL AREAS AND AN OVERALL
COOLING TREND.

&&

.SHORT TERM (TODAY-FRI)...A STRONG NW/N WIND EVENT WILL BE
TRANSITIONING TO A NORTHEAST (SANTA ANA) WIND EVENT LATER TONIGHT
AND WED, THEN CONTINUE INTO THURSDAY AFTER THE TYPICAL LATE
AFTERNOON/EVENING LULL. PREVIOUSLY ISSUED WARNINGS AND ADVISORIES
FOR THE NORTHWEST WIND TONIGHT LOOK GOOD AND WILL BE ADDING MORE
ADVISORIES/WARNINGS TO COVER THE LA/VENTURA COUNTY COAST/VALLEY/SM
MTNS SANTA ANA WIND EVENT WED/THU. EARLIER MODELS HAD SHOWN THE
STRONGEST WINDS ON THU, BUT TODAY'S RUNS CHANGED THAT TO WED, BUT
NOT ALL THAT MUCH WEAKER THU. EITHER WAY, A WINDY COUPLE OF DAYS
COMING UP THROUGH THU. SOME LINGERING SANTA ANAS FRIDAY MORNING BUT
PROBABLY NOT ADVISORY LEVEL.

TEMPS WILL BE MAKING A BIG JUMP FOR THE SECOND HALF OF THE WEEK.
WARMEST DAY FOR COAST PROBABLY WILL BE THU WITH HIGHS IN THE MID TO
HIGH 80S. RECORDS THU ARE IN THAT RANGE AS WELL SO WE COULD SEE SOME
RECORDS BROKEN AT THE COAST, BUT RECORDS ARE PROBABLY TOO HIGH FOR
THE VALLEYS.

FOR THE VALLEYS, MTNS, AND DESERTS CONTINUED WARMING FRIDAY, THOUGH
RECORDS THEN ARE IN THE MID TO HIGH 90S SO THAT'S PROBABLY OUT OF
REACH FOR MOST PLACES. COASTAL AREAS WILL START TO SEE A BIT OF
COOLING FRIDAY AS GRADIENTS START TO TREND ONSHORE BUT STILL WELL
ABOVE NORMAL.

.LONG TERM (SAT-TUE)...WARMING TREND TO CONTINUE FOR MTNS AND
DESERTS THROUGH THE WEEKEND, BUT A WEAKENING RIDGE AND ONSHORE
TRENDS SHOULD PUSH A COOLING SEA BREEZE INTO THE VALLEYS BY SATURDAY
AND MORE SO SUNDAY. TROFFING DEVELOPING ALONG THE WEST COAST
EARLY NEXT WEEK SHOULD BRING ADDITIONAL COOLING TO ALL AREAS ALL OF
NEXT WEEK WITH HINTS OF SOME LIGHT RAIN FOR LATE NEXT WEEK.

&&

.AVIATION...14/1800Z.

AT 1706Z...THE MARINE LAYER DEPTH AT KLAX WAS 2100 FEET. THE TOP OF
THE INVERSION WAS 2800 FEET WITH A TEMPERATURE OF 13 DEGREES CELSIUS.

A DRY COLD FRONT HAS SWEPT ACROSS THE AREA AND WEAKENED THE MARINE
INVERSION ENOUGH TO SCATTER OUT THE MARINE CLOUDS FROM ALL THE TAF
SITES. VFR CONDITIONS LOOK LIKELY AT ALL TAF SITES...HOWEVER STRONG
FLOW BEHIND THE FRONT WILL CAUSE LOW LEVEL WIND SHEAR AND STRONG
GUSTY WINDS AT MANY TAF LOCATIONS. THE ANTELOPE VALLEY TAF SITES MAY
ALSO DEAL WITH BLOWING DUST AND VISIBILITY RESTRICTIONS. THE NORTH
WINDS WILL CONTINUE IN SOME LOCATIONS THROUGH TONIGHT BEFORE GOING
OFFSHORE ON WEDNESDAY. MOSTLY VFR CONDITIONS ARE EXPECTED THROUGH
WEDNESDAY...HOWEVER LOW LEVEL WIND SHEAR AND STRONG GUSTY WINDS WILL
CONTINUE TO PLAGUE MANY TAF LOCATIONS.

KLAX...GOOD CONFIDENCE IN 18Z TAF. THERE IS A 20 PERCENT CHANCE OF
LOW LEVEL WIND SHEAR.

KBUR...GOOD CONFIDENCE IN 18Z TAF. THERE IS A 20 TO 30 PERCENT
CHANCE OF LOW LEVEL WIND SHEAR.

&&

.MARINE...14/330 AM...

FOR THE OUTER WATERS...HIGH CONFIDENCE IN GALE FORCE NW WINDS/STEEP
SEAS THRU LATE TONIGHT. OCCASIONAL GUSTS TO 40 KT ARE LIKELY...AND
LOCAL GUSTS TO 45 KT ARE POSSIBLE LATE THIS AFTERNOON THRU THIS
EVENING. AS OF NOW...WINDS ARE EXPECTED TO DIMINISH BELOW GALE FORCE
LEVELS IN MOST AREAS LATE TONIGHT...BUT THERE IS A 20 PERCENT CHANCE
GALES WILL CONTINUE THRU MID MORNING WED. ONCE THE GALES END...SCA
LEVEL WINDS ARE LIKELY THRU EARLY WED AFTERNOON. THERE IS A CHANCE
THAT SCA FOR HAZARDOUS SEAS WILL BE NEEDED WED NIGHT.

FOR THE NORTHERN INNER WATERS...EXPECT SCA LEVEL WINDS ACROSS THE
NORTHERN INNER WATERS LATE THIS MORNING THROUGH THIS EVENING.

ACROSS THE SBA CHANNEL AND SOUTHERN INNER WATERS...THERE IS GOOD
CONFIDENCE THAT W TO NW WINDS WILL INCREASE TO SCA LEVELS...AT LEAST
ACROSS WRN PORTIONS THIS AFTERNOON AND PERSIST THRU THIS EVENING.
WINDS WILL SHIFT TO N AND DIMINISH IN MOST AREAS BY LATE EVENING...
ALTHOUGH WILL REMAIN GUSTY BLO PASSES AND CYNS S OF SBA COUNTY
OVERNIGHT. GUSTY NE WINDS OF 15 TO 25 KT WILL AFFECT AREAS FROM
VENTURA TO SANTA MONICA AND OUT TO ANACAPA AND CATALINA ISLAND WED
MORNING THRU EARLY WED AFTERNOON. WINDS WILL DIMINISH WED
AFTERNOON...BUT GUSTY NE WINDS IN THE SAME LOCATIONS THU MORNING
INTO THU AFTERNOON MAY ALSO REQUIRE ADVISORIES.

&&

.LOX WATCHES/WARNINGS/ADVISORIES...
HIGH WIND WARNING (SEE LAXNPWLOX).
WIND ADVISORY (SEE LAXNPWLOX).
GALE WARNING (SEE LAXMWWLOX).
SMALL CRAFT ADVISORY (SEE LAXMWWLOX).
MARINE WEATHER STATEMENT (SEE LAXMWSLOX).

&&

PUBLIC...MW
AVIATION/MARINE...SWEET
SYNOPSIS...KJ

WWW.WEATHER.GOV/LOSANGELES
Hazardous weather outlook, Apr 14, 6:00 AM PDT, 7 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
600 AM PDT TUE APR 14 2015

CAZ034>041-044>046-051>054-059-087-088-547-548-151300-
SAN LUIS OBISPO COUNTY CENTRAL COAST-
SANTA BARBARA COUNTY CENTRAL COAST-SANTA YNEZ VALLEY-
SAN LUIS OBISPO COUNTY INTERIOR VALLEYS-CUYAMA VALLEY-
SANTA BARBARA COUNTY SOUTH COAST-VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
SAN LUIS OBISPO COUNTY MOUNTAINS-
SANTA BARBARA COUNTY MOUNTAINS-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
ANTELOPE VALLEY-CATALINA ISLAND-SANTA CLARITA VALLEY-
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
LOS ANGELES COUNTY SAN GABRIEL VALLEY-
600 AM PDT TUE APR 14 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.

.DAY ONE... TODAY AND TONIGHT

STRONG WINDS WILL CREATE MANY HAZARDS STARTING LATER THIS AFTERNOON
AND PERSISTING OVERNIGHT ACROSS BOTH THE LAND AND THE SEA.

* HIGH WIND WARNING..........SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

* WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

* GALE WARNING...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS *

.DAYS TWO THROUGH SEVEN... WEDNESDAY THROUGH MONDAY

STRONG WINDS WILL CREATE MANY HAZARDS WEDNESDAY AND THURSDAY ACROSS
BOTH THE LAND AND THE SEA. THE WINDS WILL COMBINE WITH WELL ABOVE
NORMAL TEMPERATURES WEDNESDAY AND THURSDAY TO CREATE AN HAZARDOUS
FIRE WEATHER ENVIRONMENT.

* HIGH WIND WARNING..........SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

* WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

* GALE WARNING...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS *

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

RORKE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 2:57 AM PDTSmall Craft AdvisoryLOX48 hr
Apr 14, 3:46 AM PDTHigh Wind WarningLOX34 hr
Apr 14, 3:46 AM PDTWind AdvisoryLOXLos Angeles59 hr

Nearby

Red Flag Warnings in California, 2015Every red flag warning in 2015

Sources

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