Alert archive / California / High Wind Warnings in 2013

High Wind Warning 12, NWS Los Angeles, CA

May 1, 2013Los Angeles County, California

NWS Los Angeles, CA issued this high wind warning at May 1, 2013, 2:51 PM PDT for Los Angeles County, California. It took effect at May 2, 2013, 12:00 AM PDT. It was in force for 15 hr. 6 reports 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
May 1, 2013, 2:51 PM PDT (21:51 UTC)
In effect from
May 2, 2013, 12:00 AM PDT
Expired
May 2, 2013, 2:53 PM PDT
In force
15 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 21:49 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
May 2, 6:53 AM PDTNON-TSTM WND GST 748 Ese Castaic Lake, CAWARM SPRINGS RAWS AT 4930FT ELEVATION MEASURED NORTHEAST PEAK SUSTAINED WIND OF 53 MPH AND PEAK GUST OF 74 MPH.
May 2, 7:53 AM PDTNON-TSTM WND GST 628 Nne Mount Wilson, CACHILAO RAWS AT 5450FT ELEVATION MEASURED NORTHEAST PEAK SUSTAINED WIND OF 42 MPH AND PEAK GUST OF 62 MPH.
May 2, 7:53 AM PDTNON-TSTM WND GST 649 Se Acton, CAMILL CREEK RAWS AT 5021FT ELEVATION MEASURED NORTHEAST PEAK WIND GUST OF 64 MPH.
May 2, 9:59 AM PDTNON-TSTM WND GST 642 N Santa Clarita, CASAUGUS RAWS AT 1450FT ELEVATION MEASURED NORTHEAST PEAK WIND GUST OF 64 MPH.
May 2, 10:55 AM PDTNON-TSTM WND GST 694 Nne San Fernando, CACAMP NINE RAWS AT 4000FT ELEVATION MEASURED NORTHEAST PEAK WIND GUST OF 69 MPH.
May 2, 10:56 AM PDTNON-TSTM WND GST 625 S Santa Clarita, CANEWHALL PASS RAWS AT 2135FT ELEVATION MEASURED NORTHEAST PEAK WIND GUST OF 62 MPH.

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

The nearest sounding before it

Edwards AFB, CA (KEDW), launched 12:00Z, 9.9 hours before the alert went out and 89 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, Edwards AFB, CA at 12:00Z on 2013-05-01Temperature 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, Edwards AFB, CA at 12:00Z on 2013-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -89 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
2577 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-89 m²/s²
0-3 km storm-relative helicity
71 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.

686 
WWUS76 KLOX 012151
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
251 PM PDT WED MAY 1 2013

CAZ053-054-088-020600-
/O.NEW.KLOX.HW.W.0012.130502T0700Z-130503T0000Z/
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130502T0700Z/
VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
SANTA CLARITA VALLEY-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG...SANTA CLARITA...NEWHALL...VALENCIA
251 PM PDT WED MAY 1 2013

...WIND ADVISORY NOW IN EFFECT UNTIL MIDNIGHT PDT TONIGHT...
...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
HIGH WIND WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM PDT THURSDAY.

* WINDS AND TIMING...NORTHEAST 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL
  INCREASE TO 20 TO 35 MPH WITH GUSTS TO 60 MPH AFTER MIDNIGHT.
  THE WINDS WILL DECREASE THURSDAY AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES. IN ADDITION...TREE LIMBS AND POWER
  LINES COULD BE DOWNED BY THE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF
58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ046-020600-
/O.NEW.KLOX.HW.W.0012.130502T0700Z-130503T0000Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
INCLUDING THE CITY OF...TOPANGA
251 PM PDT WED MAY 1 2013

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
HIGH WIND WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM PDT THURSDAY.

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 25 TO 40 MPH
  WITH GUSTS UP TO 65 MPH AFTER MIDNIGHT. THE WINDS WILL DECREASE
  THURSDAY AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ040-041-020600-
/O.EXB.KLOX.WI.Y.0034.130502T0700Z-130503T0000Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO...MALIBU...
SANTA MONICA...BEVERLY HILLS...HOLLYWOOD...LONG BEACH
251 PM PDT WED MAY 1 2013

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM
PDT THURSDAY.

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 15 TO 25 MPH
  WITH GUSTS TO 40 MPH AFTER MIDNIGHT. THE STRONGEST WINDS WILL
  OCCUR IN THE VICINITY OF CANYONS AND PASSES FROM PORT HUENEME TO
  THE HOLLYWOOD HILLS. THE NORTHEAST WINDS WILL DECREASE THURSDAY
  AFTERNOON. 

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ044-045-020600-
/O.CON.KLOX.WI.Y.0034.000000T0000Z-130503T0000Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...NEWBURY PARK...MOORPARK...SIMI VALLEY
251 PM PDT WED MAY 1 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS WILL DEVELOP AND INCREASE TO
  20 TO 30 MPH WITH GUSTS TO 45 MPH TONIGHT THROUGH THURSDAY
  MORNING. THE NORTHEAST WINDS WILL DECREASE THURSDAY AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ547-020600-
/O.CON.KLOX.WI.Y.0034.000000T0000Z-130503T0000Z/
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...WOODLAND HILLS...NORTHRIDGE...BURBANK...
UNIVERSAL CITY
251 PM PDT WED MAY 1 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS WILL DEVELOP AND INCREASE TO
  20 TO 30 MPH WITH GUSTS TO 40 MPH TONIGHT THROUGH THURSDAY
  MORNING. THE NORTHEAST WINDS WILL DECREASE THURSDAY AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
4 follow-up statements
891 
WWUS76 KLOX 020304
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
804 PM PDT WED MAY 1 2013

...MODERATE TO STRONG SANTA ANA WINDS ACROSS MUCH OF LOS ANGELES AND
   VENTURA COUNTIES THROUGH THURSDAY...

.BREEZY OFFSHORE CONDITIONS WILL CONTINUE ACROSS THE MOUNTAINS AND 
SANTA CLARITA VALLEY THIS EVENING. AS SURFACE HIGH PRESSURE BUILDS
OVER THE GREAT BASIN LATE TONIGHT INTO THURSDAY MORNING...SANTA ANA
WINDS WILL INCREASE IN AREAL COVERAGE AND STRENGTH ACROSS SOUTHERN
CALIFORNIA. THE STRONGEST WINDS WILL BE FOCUSED ACROSS THE MOUNTAINS
OF LOS ANGELES AND VENTURA COUNTIES...WHERE DAMAGING GUSTS BETWEEN
60 AND 70 MPH CAN BE EXPECTED. MANY COASTAL AND VALLEY PORTIONS OF LOS
ANGELES AND VENTURA COUNTIES CAN EXPECT GUSTS IN THE 40 TO 60 MPH RANGE.
THE GUSTY SANTA ANA WINDS WILL BRING EXTREME FIRE DANGER...WITH
RED FLAG WARNINGS IN EFFECT FOR MUCH OF LOS ANGELES AND VENTURA COUNTIES.
IN ADDITION...THERE WILL BE THE THREAT OF DOWNED TREES AND POWER
LINES AS WELL AS POWER OUTAGES.

CAZ088-021100-
/O.EXT.KLOX.HW.W.0012.130502T0700Z-130503T0100Z/
/O.CON.KLOX.WI.Y.0034.000000T0000Z-130502T0700Z/
SANTA CLARITA VALLEY-
INCLUDING THE CITIES OF...SANTA CLARITA...NEWHALL...VALENCIA
804 PM PDT WED MAY 1 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT...
...HIGH WIND WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST 15 TO 25 MPH WITH GUSTS TO 35 MPH
  THIS EVENING WILL INCREASE TO 25 TO 35 MPH WITH DAMAGING GUSTS
  TO 60 MPH LATE TONIGHT INTO THURSDAY. WINDS WILL BEGIN TO
  DIMINISH LATE THURSDAY AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. IN ADDITION...TREE LIMBS AND POWER 
  LINES COULD BE DOWNED BY THE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ053-054-021100-
/O.EXT.KLOX.HW.W.0012.130502T0700Z-130503T0100Z/
/O.CON.KLOX.WI.Y.0034.000000T0000Z-130502T0700Z/
VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
804 PM PDT WED MAY 1 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT...
...HIGH WIND WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST 15 TO 25 MPH WITH GUSTS TO 40 MPH
  THIS EVENING WILL INCREASE TO 25 TO 40 MPH WITH DAMAGING GUSTS
  TO 60 MPH LATE TONIGHT INTO THURSDAY. ISOLATED GUSTS TO 70 MPH
  ACROSS FAVORED RIDGETOPS. WINDS WILL BEGIN TO DIMINISH LATE THURSDAY
  AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. IN ADDITION...TREE LIMBS AND POWER 
  LINES COULD BE DOWNED BY THE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ046-021100-
/O.EXT.KLOX.HW.W.0012.130502T0700Z-130503T0100Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
INCLUDING THE CITY OF...TOPANGA
804 PM PDT WED MAY 1 2013

...HIGH WIND WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 25 TO 40 MPH
  WITH DAMAGING GUSTS UP TO 60 MPH LATE TONIGHT INTO THURSDAY.
  ISOLATED GUSTS AS HIGH AS 75 MPH WILL BE POSSIBLE OVER THE
  WESTERN PEAKS SUCH AS LAGUNA PEAK. WINDS WILL BEGIN TO DIMINISH
  LATE THURSDAY AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. IN ADDITION...TREE LIMBS AND POWER 
  LINES COULD BE DOWNED BY THE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ044-045-021100-
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...NEWBURY PARK...MOORPARK...SIMI VALLEY
804 PM PDT WED MAY 1 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35
  MPH WILL DEVELOP LATER THIS EVENING...THEN INCREASE TO 25 TO 35
  MPH WITH GUSTS TO 55 MPH LATE TONIGHT INTO THURSDAY. ISOLATED
  GUSTS TO 65 MPH IN THE HILLS. STRONGEST WINDS WILL BE FOCUSED
  ACROSS EASTERN PORTIONS. WINDS WILL BEGIN TO DIMINISH LATE THURSDAY
  AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ547-021100-
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...WOODLAND HILLS...NORTHRIDGE...BURBANK...
UNIVERSAL CITY
804 PM PDT WED MAY 1 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35
  MPH WILL DEVELOP LATER THIS EVENING...THEN INCREASE TO 20 TO 30
  MPH WITH GUSTS TO 50 MPH LATE TONIGHT INTO THURSDAY. STRONGEST
  WINDS WILL BE FOCUSED ACROSS NORTHERN AND WESTERN PORTIONS.
  WINDS WILL BEGIN TO DIMINISH LATE THURSDAY AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ040-041-021100-
/O.EXT.KLOX.WI.Y.0034.130502T0700Z-130503T0100Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO...MALIBU...
SANTA MONICA...BEVERLY HILLS...HOLLYWOOD...LONG BEACH
804 PM PDT WED MAY 1 2013

...WIND ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM PDT
THURSDAY FOR VENTURA COASTAL PLAIN AND MALIBU TO HOLLYWOOD HILLS...

* WINDS AND TIMING...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35
  MPH WILL DEVELOP LATE TONIGHT...THEN INCREASE TO 20 TO 30 MPH
  WITH GUSTS TO 50 MPH ON THURSDAY. THE STRONGEST WINDS WILL OCCUR
  ACROSS THE VENTURA COUNTY COASTAL PLAIN AND BELOW PASSES AND
  CANYONS FROM MALIBU TO THE HOLLYWOOD HILLS. THE NORTHEAST WINDS
  WILL BEGIN TO DIMINISH THURSDAY AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

GOMBERG/SIRARD
080 
WWUS76 KLOX 020700
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
1200 AM PDT THU MAY 2 2013

...MODERATE TO STRONG SANTA ANA WINDS ACROSS MUCH OF LOS ANGELES
AND VENTURA COUNTIES THROUGH THURSDAY...

.SANTA ANA WINDS WILL INCREASE ACROSS SOUTHERN CALIFORNIA TODAY. THE
STRONGEST WINDS WILL BE FOCUSED ACROSS THE MOUNTAINS OF LOS ANGELES
AND VENTURA COUNTIES...WHERE DAMAGING GUSTS BETWEEN 60 AND 70 MPH
ARE EXPECTED. MANY COASTAL AND VALLEY PORTIONS OF LOS ANGELES AND
VENTURA COUNTIES WILL SEE GUSTS IN THE 40 TO 60 MPH RANGE. RED
FLAG WARNINGS ARE IN EFFECT FOR MUCH OF LOS ANGELES AND VENTURA
COUNTIES. IN ADDITION...THERE WILL BE THE THREAT OF DOWNED TREES
AND POWER LINES AS WELL AS POWER OUTAGES.

CAZ053-054-088-021630-
/O.EXP.KLOX.WI.Y.0034.000000T0000Z-130502T0700Z/
/O.EXT.KLOX.HW.W.0012.000000T0000Z-130503T0000Z/
VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
SANTA CLARITA VALLEY-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG...SANTA CLARITA...NEWHALL...VALENCIA
1200 AM PDT THU MAY 2 2013

...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 PM PDT THURSDAY...
...WIND ADVISORY WILL EXPIRE AT MIDNIGHT PDT TONIGHT...

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 25 TO 35 MPH
  WITH DAMAGING GUSTS TO 60 MPH EARLY THIS MORNING. THE WINDS WILL
  BEGIN TO DIMINISH LATER IN AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. IN ADDITION...TREE LIMBS AND POWER 
  LINES COULD BE DOWNED BY THE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ046-021630-
/O.EXT.KLOX.HW.W.0012.000000T0000Z-130503T0000Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
INCLUDING THE CITY OF...TOPANGA
1200 AM PDT THU MAY 2 2013

...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 PM PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 25 TO 40 MPH
  WITH DAMAGING GUSTS UP TO 60 MPH AROUND DAWN. ISOLATED GUSTS AS
  HIGH AS 75 MPH WILL BE POSSIBLE OVER THE WESTERN PEAKS SUCH AS
  LAGUNA PEAK. WINDS WILL BEGIN TO DIMINISH LATER THIS AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. IN ADDITION...TREE LIMBS AND POWER 
  LINES COULD BE DOWNED BY THE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ044-045-021630-
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130503T0000Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...NEWBURY PARK...MOORPARK...SIMI VALLEY
1200 AM PDT THU MAY 2 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 25 TO 35 MPH
  WITH GUSTS TO 55 MPH AROUND DAWN. THERE WILL BE ISOLATED GUSTS
  TO 65 MPH IN THE HILLS. THE STRONGEST WINDS WILL BE NEAR THE
  L.A. COUNTY BORDER. WINDS WILL BEGIN TO DIMINISH LATER THIS
  AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ547-021630-
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130503T0000Z/
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...WOODLAND HILLS...NORTHRIDGE...BURBANK...
UNIVERSAL CITY
1200 AM PDT THU MAY 2 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH
  WITH GUSTS TO 50 MPH LATE THIS MORNING. THE STRONGEST WINDS WILL
  BE ACROSS THE NORTHERN AND WESTERN PORTIONS OF THE VALLEY.
  WINDS WILL BEGIN TO DIMINISH LATE THIS AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ040-041-021630-
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130503T0000Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO...MALIBU...
SANTA MONICA...BEVERLY HILLS...HOLLYWOOD...LONG BEACH
1200 AM PDT THU MAY 2 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM PDT THURSDAY...

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH
  WITH GUSTS TO 50 MPH LATER THIS MORNING. THE STRONGEST WINDS
  WILL OCCUR ACROSS THE VENTURA COUNTY COASTAL PLAIN AND BELOW
  PASSES AND CANYONS FROM MALIBU TO THE HOLLYWOOD HILLS. THE
  NORTHEAST WINDS WILL BEGIN TO DIMINISH THIS AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

ASR
096 
WWUS76 KLOX 021508
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
808 AM PDT THU MAY 2 2013

CAZ046-053-054-022315-
/O.EXT.KLOX.HW.W.0012.000000T0000Z-130503T0100Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...TOPANGA...LOCKWOOD VALLEY...
MOUNT PINOS...ACTON...MOUNT WILSON...SANDBERG
808 AM PDT THU MAY 2 2013

...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WINDS AND TIMING...NORTHEAST WINDS WILL INCREASE TO 25 TO 35 MPH
  WITH DAMAGING GUSTS TO 60 MPH EARLY THIS MORNING. THE WINDS WILL
  DIMINISH IN THE AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. IN ADDITION...TREE LIMBS AND POWER 
  LINES COULD BE DOWNED BY THE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ088-022315-
/O.EXT.KLOX.HW.W.0012.000000T0000Z-130503T0100Z/
SANTA CLARITA VALLEY-
INCLUDING THE CITIES OF...SANTA CLARITA...NEWHALL...VALENCIA
808 AM PDT THU MAY 2 2013

...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WINDS AND TIMING...NORTHEAST WINDS 25 TO 35 MPH WITH DAMAGING
  GUSTS TO 60 MPH EARLY THIS MORNING. THE WINDS WILL DIMINISH IN
  THE AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. IN ADDITION...TREE LIMBS AND POWER 
  LINES COULD BE DOWNED BY THE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ044-045-022315-
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...NEWBURY PARK...MOORPARK...SIMI VALLEY
808 AM PDT THU MAY 2 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WINDS AND TIMING...AREAS OF NORTHEAST WINDS 25 TO 35 MPH WITH
  GUSTS TO 55 MPH. THERE WILL BE ISOLATED GUSTS TO 65 MPH IN THE
  HILLS. THE STRONGEST WINDS WILL BE NEAR THE LOS ANGELES COUNTY
  BORDER. WINDS WILL DIMINISH IN THE AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ547-022315-
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...WOODLAND HILLS...NORTHRIDGE...BURBANK...
UNIVERSAL CITY
808 AM PDT THU MAY 2 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WINDS AND TIMING...AREAS OF NORTHEAST WINDS 20 TO 30 MPH WITH
  GUSTS TO 50 MPH. THE STRONGEST WINDS WILL BE ACROSS THE NORTHERN
  AND WESTERN PORTIONS OF THE VALLEY. WINDS WILL BEGIN TO DIMINISH
  IN THE AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ040-041-022315-
/O.EXT.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO...MALIBU...
SANTA MONICA...BEVERLY HILLS...HOLLYWOOD...LONG BEACH
808 AM PDT THU MAY 2 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WINDS AND TIMING...ARAS OF NORTHEAST WINDS 20 TO 30 MPH WITH
  GUSTS TO 50 MPH LATER THIS MORNING. THE STRONGEST WINDS WILL
  OCCUR ACROSS THE VENTURA COUNTY COASTAL PLAIN AND BELOW PASSES
  AND CANYONS FROM MALIBU TO THE HOLLYWOOD HILLS. THE NORTHEAST
  WINDS WILL DIMINISH IN THE AFTERNOON.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
852 
WWUS76 KLOX 022153
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
253 PM PDT THU MAY 2 2013

CAZ046-053-054-088-030600-
/O.CAN.KLOX.HW.W.0012.000000T0000Z-130503T0100Z/
/O.EXB.KLOX.WI.Y.0034.000000T0000Z-130503T2100Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
SANTA CLARITA VALLEY-
INCLUDING THE CITIES OF...TOPANGA...LOCKWOOD VALLEY...
MOUNT PINOS...ACTON...MOUNT WILSON...SANDBERG...SANTA CLARITA...
NEWHALL...VALENCIA
253 PM PDT THU MAY 2 2013

...WIND ADVISORY IN EFFECT UNTIL 2 PM PDT FRIDAY...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT UNTIL 2 PM PDT FRIDAY. THE
HIGH WIND WARNING HAS BEEN CANCELLED.

* WINDS AND TIMING...NORTHEAST 20 TO 30 MPH WITH GUSTS TO 45 MPH
  THROUGH THE EVENING. THE WIND WILL DIMINISH LATE THIS EVENING
  THEN INCREASE EARLY FRIDAY MORNING.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ041-022300-
/O.CAN.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...MALIBU...SANTA MONICA...BEVERLY HILLS...
HOLLYWOOD...LONG BEACH
253 PM PDT THU MAY 2 2013

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS CANCELLED
THE WIND ADVISORY.

THE NORTHEAST WINDS HAD NOT DESCENDED TO THE MALIBU COAST AND THE
ADVISORY IS CANCELLED. WEST WINDS AROUND 15 MPH WILL PREVAIL THIS
EVENING.

$$

CAZ044-045-030100-
/O.CON.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...NEWBURY PARK...MOORPARK...SIMI VALLEY
253 PM PDT THU MAY 2 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WINDS AND TIMING...AREAS OF NORTHEAST WINDS 15 TO 25 MPH WITH
  GUSTS TO 40 MPH. THERE WILL BE ISOLATED GUSTS TO 50 MPH IN THE
  HILLS. 

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ547-030100-
/O.CON.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...WOODLAND HILLS...NORTHRIDGE...BURBANK...
UNIVERSAL CITY
253 PM PDT THU MAY 2 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WINDS AND TIMING...AREAS OF NORTHEAST WINDS 15 TO 25 MPH WITH
  GUSTS TO 35 MPH. THE STRONGEST WINDS WILL BE ACROSS THE NORTHERN
  AND WESTERN PORTIONS OF THE VALLEY. 

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ040-030100-
/O.CON.KLOX.WI.Y.0034.000000T0000Z-130503T0100Z/
VENTURA COUNTY COAST-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO
253 PM PDT THU MAY 2 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WINDS AND TIMING...AREAS OF NORTHEAST WINDS 15 TO 25 MPH WITH
  GUSTS TO 35 MPH. THE STRONGEST WINDS WILL OCCUR ACROSS THE
  VENTURA COUNTY COASTAL PLAIN.

* IMPACTS...GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

What forecasters said that day

The local office's own words before this high wind 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 high wind warning went out at May 1, 2:30 PM PDT, 21 minutes earlier.

Area forecast discussion, May 1, 2:30 PM PDT, 21 minutes before
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
230 PM PDT WED MAY 1 2013

.SYNOPSIS...

HOT...DRY AND GUSTY CONDITIONS ARE EXPECTED OVER THE AREA THROUGH
FRIDAY. A COOLING TREND IS EXPECTED TO BEGIN SATURDAY WITH ISOLATED
SHOWERS POSSIBLE SUNDAY AFTERNOON THROUGH TUESDAY.

&&

.SHORT TERM (TONIGHT-SAT)...WILL UPGRADE THE WIND ADVISORY IN THE
HIGH COUNTRY...SANTA CLARITA VALLEY AND INCLUDE THE SANTA MONICA
MOUNTAINS TO/IN A HIGH WIND WARNING. AND WILL ISSUE A WIND ADVISORY
FOR VENTURA AND LOS ANGELES COUNTY COASTS. OTHERWISE THE WIND
ADVISORIES FOR THE SAN FERNANDO AND THE VENTURA COUNTY VALLEYS WILL
CONTINUE AND UNCHANGED. CURRENTLY THE GUSTY NORTHEAST WINDS WERE
OVER THE HIGH COUNTRY AND WERE ISOLATED IN THE VENTURA AND LOS
ANGELES COUNTY VALLEYS. GUIDANCE WAS CONSISTENT WITH PREVIOUS RUNS
AND NORTHEAST WINDS WILL INCREASE TONIGHT THROUGH THURSDAY MORNING
WITH THE PEAK GUSTS OCCURING MID THURSDAY MORNING. ONSHORE WINDS ARE
EXPECTED TO DEVELOP ALONG THE CENTRAL COAST AS WELL AS OVER AREAS IN
VENTURA COUNTY THURSDAY AFTERNOON. TEMPERATURES WILL RANGE FROM 5 TO
10 DEGREES ABOVE NORMAL ALONG THE CENTRAL COAST AND ANTELOPE VALLEY
TO 15 TO 20 DEGREES ABOVE NORMAL ELSEWHERE THURSDAY. THE OFFSHORE
WINDS WILL LIKELY REDEVELOP LATE THURSDAY NIGHT AS A WEAK UPPER
TROUGH MOVES SOUTH OVER THE GREAT BASIN. LIGHTER NORTHEAST WINDS ARE
LIKELY AS THE RIDGE AXIS IS NEARLY CENTERED OVER THE AREA AND
LITTLE OR NO HEIGHT CHANGES ARE LIKELY. A WARMING TREND IS EXPECTED
FRIDAY AND TEMPERATURES WILL LIKELY RANGE 10 TO 20 DEGREES ABOVE
NORMAL OVER THE ENTIRE AREA. HAVE MADE LITTLE CHANGES SATURDAY FROM
THE PREVIOUS FORECAST AND ONSHORE WINDS WILL RETURN...TEMPERATURES
WILL COOL TO AROUND NORMAL ALONG THE CENTRAL COAST AND TO 5 TO 10
DEGREES ABOVE NORMAL ELSEWHERE.

.LONG TERM (SUN-WED)...A BROAD LONG WAVE RIDGE WITH AN EMBEDDED
CYCLONIC CIRCULATION IS EXPECTED TO SHIFT NORTHEAST OVER THE AREA
SUNDAY THROUGH TUESDAY. LATEST GUIDANCE INDICATED THE BULK OF THE
MOISTURE LIMITED IN THE MID LEVELS WITHIN A MARGINAL CONVECTIVELY
UNSTABLE AIR MASS. WILL CONTINUE WITH LOW POPS SUNDAY
AFTERNOON THROUGH TUESDAY MORNING AS THE SYSTEM GRADUALLY SHIFTS
OVER THE AREA. BUT THE BULK OF THE MOISTURE AND ASCENDING FLOW IS
EXPECTED SUNDAY EVENING AND HAVE ADJUSTED POPS UP ONE CATEGORY
SUNDAY NIGHT. OTHERWISE A COOLING TREND IS EXPECTED THROUGH THE
PERIOD AND THERE IS A CHANCE TEMPERATURES WILL RANGE 5 TO 10 DEGREES
BELOW NORMAL WITH THE COOLEST TEMPERATURES AT THE COAST MONDAY
THROUGH WEDNESDAY.

&&

.AVIATION...01/1800Z

MODERATE IN THE 18Z TAF PACKAGE. IN THE SHORT TERM THE MAIN QUESTION
IS HOW QUICKLY LOW CLOUDS WILL CLEAR OUT ACROSS THE LA BASIN AND THE
SANTA BARBARA AREA - CURRENT THINKING IS THEY WILL CLEAR 18Z-19Z.
OTHERWISE THE ONLY OTHER FORECAST UNCERTAINTY LIES WITH THE EXACT
TIMING OF WIND SPEED CHANGES AND WIND DIRECTION CHANGES AS THEY
SHIFT TO OFFSHORE TODAY AND TONIGHT AT SOME SITES.  SO FAR THE SHIFT
HAS BEEN LATER/SLOWER THAN EXPECTED.

KLAX...MODERATE-HIGH CONFIDENCE IN TAF WITH CLEARING LIKELY BY 19Z.
VFR CONDITIONS EXPECTED THROUGH THE PERIOD.

KBUR...MODERATE-HIGH CONFIDENCE IN TAF WITH CLEARING LIKELY BY 19Z.
VFR CONDITIONS EXPECTED THROUGH THE PERIOD.

&&

.LOX WATCHES/WARNINGS/ADVISORIES...
HIGH WIND WARNING (SEE LAXNPWLOX).
RED FLAG WARNING (SEE LAXRFWLOX).
WIND ADVISORY (SEE LAXNPWLOX).
SPECIAL WEATHER STATEMENT (SEE LAXSPSLOX).

&&

PUBLIC...30
AVIATION...KJ
SYNOPSIS...SETO

WWW.WEATHER.GOV/LOSANGELES
Hazardous weather outlook, May 1, 6:00 AM PDT, 8 hours 51 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
600 AM PDT WED MAY 1 2013

CAZ034>041-044>046-051>054-059-087-088-547-548-021300-
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 WED MAY 1 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.

.DAY ONE... TODAY AND TONIGHT

GUSTY OFFSHORE WINDS WILL DEVELOP ACROSS THE LOS ANGELES AND VENTURA
COUNTY MOUNTAINS THIS MORNING AND INTO THE INLAND VALLEYS BY LATE
AFTERNOON.  EXTREMELY DRY AND WARM CONDITIONS WILL COMBINE WITH THE
GUSTY WINDS TO BRING CRITICAL FIRE WEATHER CONDITIONS TO INLAND
LOCATIONS.

* RED FLAG WARNING...........SEE WWUS86 KLOX - RFWLOX FOR DETAILS *

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

* SPECIAL WEATHER STATEMENT..SEE WWUS86 KLOX - SPSLOX FOR DETAILS *

.DAYS TWO THROUGH SEVEN... THURSDAY THROUGH TUESDAY

GUSTY OFFSHORE WINDS AND EXTREMELY DRY AND WARM CONDITIONS WILL
BRING CRITICAL FIRE WEATHER CONDITIONS TO INLAND LOCATIONS THROUGH
THE END OF THE WEEK.  UNSEASONABLY HIGH AFTERNOON TEMPERATURES
WILL BE NEAR RECORD LEVELS IN MANY LOCATIONS THROUGH FRIDAY.

* RED FLAG WARNING...........SEE WWUS86 KLOX - RFWLOX FOR DETAILS *

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

* SPECIAL WEATHER STATEMENT..SEE WWUS86 KLOX - SPSLOX FOR DETAILS *

.SPOTTER INFORMATION STATEMENT...

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

KJ

The office that day

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

IssuedProductOfficeCountiesLasted
May 1, 2:01 PM PDTSmall Craft AdvisoryLOX25 hr

Nearby

High Wind Warnings in California, 2013Every high wind warning in 2013

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.