Alert archive / California / Wind Advisories in 2015

Wind Advisory 60, NWS Los Angeles, CA

November 20, 2015Los Angeles County, California

NWS Los Angeles, CA issued this wind advisory at Nov 20, 2015, 2:31 PM PST for Los Angeles County, California. It took effect at Nov 20, 2015, 8:00 PM PST. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued
Nov 20, 2015, 2:31 PM PST (22:31 UTC)
In effect from
Nov 20, 2015, 8:00 PM PST
Expired
Nov 21, 2015, 6:00 PM PST
In force
22 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 22:37 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, 10.5 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 2015-11-20Temperature 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 2015-11-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
3903 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
66 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.

494 
WWUS76 KLOX 202231
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
231 PM PST FRI NOV 20 2015

...MODERATE SANTA ANA WINDS EXPECTED TONIGHT THROUGH SATURDAY...

.SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL CREATE A MODERATE
SANTA ANA WIND EVENT OVER MUCH OF LOS ANGELES AND VENTURA COUNTIES
TONIGHT THROUGH SATURDAY. OFFSHORE WINDS WILL CONTINUE SATURDAY
NIGHT INTO SUNDAY...BUT WILL BE WEAKER AND MOST LIKELY UNDER
ADVISORY THRESHOLDS.

CAZ046-053-054-210645-
/O.NEW.KLOX.WI.Y.0060.151121T0400Z-151122T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
231 PM PST FRI NOV 20 2015

...WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 6 PM PST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 6 PM
PST SATURDAY. 

* TIMING...WINDS WILL INCREASE TONIGHT INTO SATURDAY
  MORNING...THEN GRADUALLY WEAKEN LATE SATURDAY AFTERNOON AND
  EVENING.

* WINDS...AREAS OF NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 50
  MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONED TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ044-045-088-210645-
/O.NEW.KLOX.WI.Y.0060.151121T0800Z-151122T0200Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...SIMI VALLEY...MOORPARK...NEWBURY PARK...
SANTA CLARITA...NEWHALL...VALENCIA
231 PM PST FRI NOV 20 2015

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM PST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
PST SATURDAY. 

* TIMING...WINDS WILL INCREASE LATER TONIGHT INTO SATURDAY
  MORNING...THEN GRADUALLY WEAKEN LATE SATURDAY AFTERNOON AND
  EVENING.

* WINDS...AREAS OF NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 45
  MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONED TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ547-210645-
/O.NEW.KLOX.WI.Y.0060.151121T0800Z-151122T0200Z/
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...WOODLAND HILLS...NORTHRIDGE...BURBANK...
UNIVERSAL CITY
231 PM PST FRI NOV 20 2015

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM PST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
PST SATURDAY. 

* TIMING...WINDS WILL INCREASE LATER TONIGHT INTO SATURDAY
  MORNING...THEN GRADUALLY WEAKEN LATE SATURDAY AFTERNOON AND
  EVENING.

* WINDS...NORTHEAST WINDS 15 TO 25 WITH GUSTS TO 40 MPH OVER THE
  WESTERN VALLEY.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONED TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ041-210645-
/O.NEW.KLOX.WI.Y.0060.151121T1400Z-151121T2300Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...MALIBU...SANTA MONICA...BEVERLY HILLS...
HOLLYWOOD...LONG BEACH
231 PM PST FRI NOV 20 2015

...WIND ADVISORY IN EFFECT FROM 6 AM TO 3 PM PST SATURDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 3 PM PST
SATURDAY. 

* TIMING...WINDS WILL INCREASE SATURDAY MORNING...THEN GRADUALLY
  WEAKEN SATURDAY AFTERNOON.

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH FROM
  MALIBU TO THE HOLLYWOOD HILLS.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONED TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ040-210645-
/O.NEW.KLOX.WI.Y.0060.151121T1400Z-151121T2300Z/
VENTURA COUNTY COAST-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO
231 PM PST FRI NOV 20 2015

...WIND ADVISORY IN EFFECT FROM 6 AM TO 3 PM PST SATURDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 3 PM PST
SATURDAY. 

* TIMING...WINDS WILL INCREASE SATURDAY MORNING...THEN GRADUALLY
  WEAKEN SATURDAY AFTERNOON.

* WINDS...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONED TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

KITTELL/MUNROE
6 follow-up statements
858 
WWUS76 KLOX 210355
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
755 PM PST FRI NOV 20 2015

...MODERATE SANTA ANA WINDS EXPECTED TONIGHT THROUGH SATURDAY...

.SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL CREATE A
MODERATE SANTA ANA WIND EVENT OVER MUCH OF LOS ANGELES AND
VENTURA COUNTIES TONIGHT THROUGH SATURDAY. OFFSHORE WINDS WILL
CONTINUE SATURDAY NIGHT INTO SUNDAY...BUT WILL BE WEAKER AND MOST
LIKELY UNDER ADVISORY THRESHOLDS.

CAZ044-045-088-547-211200-
/O.EXT.KLOX.WI.Y.0060.151121T0400Z-151122T0200Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...SIMI VALLEY...MOORPARK...NEWBURY PARK...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY
755 PM PST FRI NOV 20 2015

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM PST SATURDAY...

* TIMING...WINDS WILL INCREASE THROUGHOUT TONIGHT AND INTO
  SATURDAY MORNING...THEN GRADUALLY WEAKEN LATE SATURDAY
  AFTERNOON AND EVENING.

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 15 TO 30 MPH WITH
  GUSTS UP TO 45 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ046-053-054-211200-
/O.CON.KLOX.WI.Y.0060.151121T0400Z-151122T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
755 PM PST FRI NOV 20 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST SATURDAY...

* TIMING...WINDS WILL INCREASE THROUGH TONIGHT AND INTO SATURDAY
  MORNING...THEN GRADUALLY WEAKEN LATE SATURDAY AFTERNOON AND
  EVENING.

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 20 TO 30 MPH WITH
  GUSTS TO 50 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ041-211200-
/O.CON.KLOX.WI.Y.0060.151121T1400Z-151121T2300Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...MALIBU...SANTA MONICA...BEVERLY HILLS...
HOLLYWOOD...LONG BEACH
755 PM PST FRI NOV 20 2015

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM TO 3 PM PST
SATURDAY...

* TIMING...WINDS WILL INCREASE SATURDAY MORNING...THEN GRADUALLY 
  WEAKEN SATURDAY AFTERNOON. 

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH FROM 
  MALIBU TO THE HOLLYWOOD HILLS. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ040-211200-
/O.CON.KLOX.WI.Y.0060.151121T1400Z-151121T2300Z/
VENTURA COUNTY COAST-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO
755 PM PST FRI NOV 20 2015

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM TO 3 PM PST
SATURDAY...

* TIMING...WINDS WILL INCREASE SATURDAY MORNING...THEN GRADUALLY 
  WEAKEN SATURDAY AFTERNOON. 

* WINDS...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES ARE
  MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN POWER
  OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

HALL
986 
WWUS76 KLOX 211103
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
303 AM PST SAT NOV 21 2015

...MODERATE SANTA ANA WINDS EXPECTED TONIGHT THROUGH SATURDAY...

.SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL CREATE A
MODERATE SANTA ANA WIND EVENT OVER MUCH OF LOS ANGELES AND
VENTURA COUNTIES TODAY. OFFSHORE WINDS WILL CONTINUE TONIGHT INTO
SUNDAY...BUT WILL BE A BIT WEAKER AND MOST LIKELY UNDER ADVISORY
THRESHOLDS.

CAZ041-211915-
/O.EXT.KLOX.WI.Y.0060.151121T1103Z-151121T2300Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...MALIBU...SANTA MONICA...BEVERLY HILLS...
HOLLYWOOD...LONG BEACH
303 AM PST SAT NOV 21 2015

...WIND ADVISORY NOW IN EFFECT UNTIL 3 PM PST THIS AFTERNOON...

* TIMING...WINDS WILL INCREASE THIS MORNING...THEN GRADUALLY
  WEAKEN THIS AFTERNOON.

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH FROM 
  MALIBU TO THE HOLLYWOOD HILLS. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ040-211915-
/O.EXT.KLOX.WI.Y.0060.151121T1103Z-151121T2300Z/
VENTURA COUNTY COAST-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO
303 AM PST SAT NOV 21 2015

...WIND ADVISORY NOW IN EFFECT UNTIL 3 PM PST THIS AFTERNOON...

* TIMING...WINDS WILL INCREASE THIS MORNING...THEN GRADUALLY
  WEAKEN THIS AFTERNOON.

* WINDS...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ046-053-054-211915-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
303 AM PST SAT NOV 21 2015

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

* TIMING...WINDS WILL INCREASE THROUGH THIS MORNING...THEN
  GRADUALLY WEAKEN LATE THIS AFTERNOON AND EVENING.

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 20 TO 30 MPH WITH 
  GUSTS TO 50 MPH. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ044-045-088-547-211915-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...SIMI VALLEY...MOORPARK...NEWBURY PARK...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY
303 AM PST SAT NOV 21 2015

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

* TIMING...WINDS WILL INCREASE THROUGHOUT THIS MORNING...THEN
  GRADUALLY WEAKEN LATE THIS AFTERNOON AND EVENING.

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 15 TO 30 MPH WITH 
  GUSTS UP TO 45 MPH. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

KAPLAN
991 
WWUS76 KLOX 211104
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
304 AM PST SAT NOV 21 2015

...MODERATE SANTA ANA WINDS EXPECTED THROUGH THIS AFTERNOON...

.SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL CREATE A
MODERATE SANTA ANA WIND EVENT OVER MUCH OF LOS ANGELES AND
VENTURA COUNTIES TODAY. OFFSHORE WINDS WILL CONTINUE TONIGHT INTO
SUNDAY...BUT WILL BE A BIT WEAKER AND MOST LIKELY UNDER ADVISORY
THRESHOLDS.

CAZ046-053-054-211915-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
304 AM PST SAT NOV 21 2015

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

* TIMING...WINDS WILL INCREASE THROUGH THIS MORNING...THEN 
  GRADUALLY WEAKEN LATE THIS AFTERNOON AND EVENING. 

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 20 TO 30 MPH WITH 
  GUSTS TO 50 MPH. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ044-045-088-547-211915-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...SIMI VALLEY...MOORPARK...NEWBURY PARK...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY
304 AM PST SAT NOV 21 2015

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

* TIMING...WINDS WILL INCREASE THROUGHOUT THIS MORNING...THEN 
  GRADUALLY WEAKEN LATE THIS AFTERNOON AND EVENING. 

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 15 TO 30 MPH WITH 
  GUSTS UP TO 45 MPH. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ041-211915-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151121T2300Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...MALIBU...SANTA MONICA...BEVERLY HILLS...
HOLLYWOOD...LONG BEACH
304 AM PST SAT NOV 21 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* TIMING...WINDS WILL INCREASE THIS MORNING...THEN GRADUALLY 
  WEAKEN THIS AFTERNOON. 

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH FROM 
  MALIBU TO THE HOLLYWOOD HILLS. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ040-211915-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151121T2300Z/
VENTURA COUNTY COAST-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO
304 AM PST SAT NOV 21 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* TIMING...WINDS WILL INCREASE THIS MORNING...THEN GRADUALLY 
  WEAKEN THIS AFTERNOON. 

* WINDS...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$
321 
WWUS76 KLOX 211858
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
1058 AM PST SAT NOV 21 2015

...GUSTY SANTA ANA WINDS EXPECTED THROUGH THIS AFTERNOON...

.SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL CREATE A
MODERATE SANTA ANA WIND EVENT OVER MUCH OF LOS ANGELES AND
VENTURA COUNTIES TODAY. OFFSHORE WINDS WILL CONTINUE TONIGHT INTO
SUNDAY...BUT WILL BE A BIT WEAKER AND MOST LIKELY UNDER ADVISORY
THRESHOLDS.

CAZ046-053-054-220200-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
1058 AM PST SAT NOV 21 2015

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

* TIMING...WINDS WILL INCREASE THROUGH THIS MORNING...THEN 
  GRADUALLY WEAKEN LATE THIS AFTERNOON AND EVENING. 

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 20 TO 30 MPH WITH 
  GUSTS TO 50 MPH. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ044-045-088-547-220200-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...SIMI VALLEY...MOORPARK...NEWBURY PARK...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY
1058 AM PST SAT NOV 21 2015

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

* TIMING...WINDS WILL INCREASE THROUGHOUT THIS MORNING...THEN 
  GRADUALLY WEAKEN LATE THIS AFTERNOON AND EVENING. 

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 15 TO 30 MPH WITH 
  GUSTS UP TO 45 MPH. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ041-212300-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151121T2300Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...MALIBU...SANTA MONICA...BEVERLY HILLS...
HOLLYWOOD...LONG BEACH
1058 AM PST SAT NOV 21 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* TIMING...WINDS WILL INCREASE THIS MORNING...THEN GRADUALLY 
  WEAKEN THIS AFTERNOON. 

* WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH FROM 
  MALIBU TO THE HOLLYWOOD HILLS. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ040-212300-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151121T2300Z/
VENTURA COUNTY COAST-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO
1058 AM PST SAT NOV 21 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* TIMING...WINDS WILL INCREASE THIS MORNING...THEN GRADUALLY 
  WEAKEN THIS AFTERNOON. 

* WINDS...NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

MW
243 
WWUS76 KLOX 212253
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
253 PM PST SAT NOV 21 2015

...GUSTY SANTA ANA WINDS EXPECTED THROUGH THIS AFTERNOON...

.SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL CREATE A
MODERATE SANTA ANA WIND EVENT OVER MUCH OF LOS ANGELES AND
VENTURA COUNTIES TODAY. OFFSHORE WINDS WILL CONTINUE TONIGHT INTO
SUNDAY...BUT WILL BE A BIT WEAKER AND MOST LIKELY UNDER ADVISORY
THRESHOLDS.

CAZ041-220000-
/O.EXP.KLOX.WI.Y.0060.000000T0000Z-151121T2300Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING THE CITIES OF...MALIBU...SANTA MONICA...BEVERLY HILLS...
HOLLYWOOD...LONG BEACH
253 PM PST SAT NOV 21 2015

...WIND ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

NORTHEAST WINDS 15 TO 25 MPH WILL CONTINUE AT TIMES THROUGH SUNDAY
MORNING BELOW PASSES AND CANYONS FROM MALIBU TO THE HOLLYWOOD
HILLS.

$$

CAZ040-220000-
/O.EXP.KLOX.WI.Y.0060.000000T0000Z-151121T2300Z/
VENTURA COUNTY COAST-
INCLUDING THE CITIES OF...VENTURA...OXNARD...CAMARILLO
253 PM PST SAT NOV 21 2015

...WIND ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

AREAS OF NORTHEAST WINDS 15 TO 25 MPH WILL CONTINUE THROUGH SUNDAY
MORNING.

$$

CAZ046-053-054-220200-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
253 PM PST SAT NOV 21 2015

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

* TIMING...WINDS WILL INCREASE THROUGH THIS MORNING...THEN 
  GRADUALLY WEAKEN LATE THIS AFTERNOON AND EVENING. 

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 20 TO 30 MPH WITH
  GUSTS TO 45 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ044-045-088-547-220200-
/O.CON.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...SIMI VALLEY...MOORPARK...NEWBURY PARK...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY
253 PM PST SAT NOV 21 2015

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

* TIMING...WINDS WILL INCREASE THROUGHOUT THIS MORNING...THEN 
  GRADUALLY WEAKEN LATE THIS AFTERNOON AND EVENING. 

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 15 TO 30 MPH WITH
  GUSTS UP TO 40 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

MW
400 
WWUS76 KLOX 220204
NPWLOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
604 PM PST SAT NOV 21 2015

...GUSTY SANTA ANA WINDS EXPECTED TO PERSIST THROUGH SUNDAY
MORNING...

.SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL ALLOW SANTA ANA
WINDS TO LINGER ACROSS MUCH OF LOS ANGELES AND VENTURA COUNTIES
TODA INTO SUNDAY.

CAZ046-053-054-220600-
/O.EXP.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
/O.NEW.KLOX.WI.Y.0061.151122T0204Z-151122T1100Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
604 PM PST SAT NOV 21 2015

...WIND ADVISORY IN EFFECT UNTIL 3 AM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS EXTENDED A
WIND ADVISORY FOR THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS.
THIS ADVISORY IS IN EFFECT UNTIL 3 AM PST SUNDAY.

* TIMING...WINDS WILL CONTINUE THROUGH EARLY SUNDAY MORNING.

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 20 TO 30 MPH WITH 
  GUSTS TO 45 MPH. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

CAZ044-045-088-547-220600-
/O.EXP.KLOX.WI.Y.0060.000000T0000Z-151122T0200Z/
/O.NEW.KLOX.WI.Y.0061.151122T0204Z-151122T1100Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...SIMI VALLEY...MOORPARK...NEWBURY PARK...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY
604 PM PST SAT NOV 21 2015

...WIND ADVISORY IN EFFECT UNTIL 3 AM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS EXTENDED A
WIND ADVISORY FOR THE VENTURA COUNTY...SANTA CLARITA...AND SAN
FERNANDO VALLEYS. THIS ADVISORY IS IN EFFECT UNTIL 3 AM PST
SUNDAY.

* TIMING...WINDS WILL CONTINUE THROUGH EARLY SUNDAY MORNING.

* WINDS...AREAS OF NORTH TO NORTHEAST WINDS 15 TO 30 MPH WITH 
  GUSTS UP TO 40 MPH. 

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR DRIVERS OF HIGH PROFILE VEHICLES. DROUGHT STRESSED TREES 
  ARE MORE PRONE TO FALL WITH THESE WINDS AND MAY RESULT IN 
  POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN DRIVING...USE EXTRA CAUTION. BE PREPARED FOR SUDDEN GUSTY
CROSS WINDS.

&&

$$

HALL

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Nov 20, 2:10 PM PST, 21 minutes earlier.

Area forecast discussion, Nov 20, 2:10 PM PST, 21 minutes before
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
210 PM PST FRI NOV 20 2015

.SYNOPSIS...

SANTA ANA CONDITIONS ARE EXPECTED LATER TONIGHT THROUGH SUNDAY AS
HIGH PRESSURE BUILDS OVER THE GREAT BASIN....WITH ABOVE NORMAL
TEMPERATURES OVER COAST AND VALLEY AREAS. A WEAK UPPER LOW WILL
BEGIN A COOLING TREND MONDAY...AND A SECOND COLDER LOW ARRIVES BY
MIDWEEK...WITH WELL BELOW NORMAL TEMPERATURES AND A CHANCE OF
RAIN.

&&

.SHORT TERM (TODAY-MON)... A NARROW TROUGH NOW WORKING THROUGH IDAHO
WILL FORM A COLD HIGH PRESSURE AREA OVER THE SURFACE OF THE GREAT
BASIN BY SATURDAY...WHICH WILL PRODUCE A MODERATE SANTA ANA WIND
EVENT FOR LOS ANGELES AND VENTURA COUNTIES. THERE IS SOME UPPER
LEVEL SUPPORT WITH NORTH TO NORTHEAST WINDS UP TO 700 MB...BUT IT IS
NOT ROBUST. AS A RESULT...A MARGINAL WIND ADVISORY WILL BE ISSUED
SHORTLY TO COVER WIND GUSTS TO AROUND 50 MPH IN THE WINDIER
MOUNTAINS...AND GUSTS TO AROUND 40 MPH IN THE WINDIER VALLEYS AND
COASTS. THESE WINDS WILL WEAKEN SOME SATURDAY NIGHT INTO SUNDAY BUT
COULD STILL FLIRT WITH ADVISORY THRESHOLDS. SBA AND SLO COUNTY COULD
SEE SOME ISOLATED BREEZY EASTERLY WINDS...BUT NOTHING NEAR ADVISORY
LEVELS.

THE RIDGE ALOFT THAT BROUGHT THE WARM DAY TODAY WILL REMAIN OVER THE
AREA BUT WILL WEAKEN OVER THE WEEKEND. THE OFFSHORE WINDS HOWEVER
WILL BE THE MAIN TEMPERATURE FACTOR. WITH THE COLD AIR BEHIND THE
WINDS...INTERIOR AREAS WILL SEE A NOTICEABLE DROP IN DAYTIME AND
NIGHT-TIME TEMPERATURES. COASTAL SECTIONS SHOULD STAY JUST AS WARM
AS TODAY...IF NOT A LITTLE WARMER IN THE WINDIEST LOCATIONS. COASTAL
VALLEY AREAS WILL BE A MIXED BAG...WITH MOST AREAS A TOUCH COOLER
THAN TODAY WITH THE COOLER AIR MASS. SUNDAY ON THE OTHER HAND WILL
BE WARMER EVERYWHERE AS THE WINDS AND COLD AIR ADVECTION
WEAKEN...BUT THE CENTRAL COAST SHOULD BE COOLER WITH BETTER ONSHORE
FLOW FORMING IN THE AFTERNOON. NIGHT TIME TEMPERATURES WILL REMAIN
WARM ON THE COASTAL SIDE OF THE MOUNTAINS...ESPECIALLY WHERE THE
WINDS PERSIST. FIRE WEATHER CONCERNS WILL ABOUND THROUGH THE
WEEKEND...AND A MARGINAL RED FLAG WARNING WILL REMAIN IN PLAY.

A WEAK AND DRY UPPER LEVEL LOW SHOULD PUSH THROUGH NORTHERN
CALIFORNIA ON MONDAY. ALTHOUGH PRECIPITATION CHANCES ARE NIL...THE
OFFSHORE FLOW WILL QUICKLY TURN ONSHORE AND BRING NOTICEABLE
COOLING. THERE IS A CHANCE FOR SOME STRATUS OR DENSE FOG IF THE
ONSHORE PRESSURE GRADIENTS HOVER AROUND NEUTRAL....ESPECIALLY ON THE
CENTRAL COAST.

.LONG TERM (TUE-FRI)... THE TROUGH OF LOW PRESSURE ACROSS THE
PACIFIC NORTHWEST WILL MOVE INTO THE GREAT BASIN BY WEDNESDAY.
CURRENTLY...BOTH MODELS KEEP THE LOW MAINLY OVER LAND. THIS
TRAJECTORY LIMITS THE LOWS INTERACTION WITH MOISTURE OVER THE OCEAN
AND TENDS TO PRODUCE A DRIER WEST TO NORTHWEST WIND...LIMITING THE
PROBABILITY OF PRECIPITATION...ESPECIALLY TO THE SOUTH OF POINT
CONCEPTION. THIS WILL HAVE TO BE WATCHED CLOSELY AS A SLIGHT JOG
WESTWARD OF THIS LOWS TRACK WOULD SUPPORT GREATER PRECIPITATION
CHANCES. THE COLD AIR MASS WITH THE LOW WILL PROVIDE A SUBSTANTIAL
DROP IN TEMPERATURES AND LOWERING SNOW LEVELS DOWN TO BELOW FIVE
THOUSAND FEET BY THURSDAY. WEDNESDAY NIGHT INTO THURSDAY...NORTH
WINDS AND LIMITED MOISTURE AT THE SURFACE IS EXPECTED TO SUPPORT
ANOTHER ROUND OF LIGHT SNOW WITH ACCUMULATIONS POSSIBLE NORTHERN
FACING SLOPES. BY FRIDAY THE 12Z RUNS OF THE GFS AND EURO
DIVERGE...WITH THE GFS SHOWING THE LOW REABSORBING INTO THE MAIN JET
ACROSS THE PLAINS STATES. WHILE THE EURO HANGS ONTO THE LOW ACROSS
THE SOUTHWEST US...AND CUTS IT OFF FROM THE PREVAILING JET. AT THIS
POINT WE ARE LEANING TOWARDS THE GFS SOLUTION AS RECENT RUNS OF BOTH
MODELS HAVE SUPPORTED AN EASTWARD PROGRESSION OF THE UPPER LEVEL LOW.

&&

.AVIATION...20/1800Z.

WEAK UPPER LEVEL TROUGH UPSTREAM WILL PERSIST AND A MID LEVEL RIDGE
OF HIGH PRESSURE UPSTREAM WILL SHIFT OVER THE AREA. UPPER LEVEL
MODERATE WEST-SOUTHWEST WINDS WILL PREVAIL AND MID LEVEL LIGHT TO
MODERATE NORTH WINDS WILL BECOME LIGHT NORTHWEST AFTER 21/05Z OVER
THE AREA. MIXED WEAK TO MODERATE OFFSHORE PRESSURE GRADIENT AND WEAK
ONSHORE GRADIENT THROUGH 21/01Z THEN MODERATE OFFSHORE GRADIENT.

MARINE LAYER AT LAX AT 1600Z IS 0 FEET DEEP AND THE INVERSION TOP
IS AT 1442 FEET WITH A TEMP OF 23.3 DEGREES C.

KLAX...VIRTUALLY CERTAIN CURRENT SKY/VSBY CONDITIONS WILL PERSIST. THERE
IS A CHANCE LLWS BETWEEN 21/14-21/19Z.

KBUR...VIRTUALLY CERTAIN CURRENT SKY/VSBY CONDITIONS WILL PERSIST. LLWS
LIKELY AFTER 21/06Z.

VIRTUALLY CERTAIN - 95-100%
VERY LIKELY       - 80-95%
LIKELY            - 60-80%
CHANCE            - 30-60%
VERY UNLIKELY     - 20% OR LESS

&&

.MARINE...20/200 PM.

NORTHEAST WINDS ARE EXPECTED TO DEVELOP AND INCREASE TONIGHT FROM
VENTURA HARBOR TO PACIFIC PALISADES AND EXTEND OUT TO THE NORTHERN
CHANNEL ISLANDS AND THERE IS A CHANCE SCA CONDITIONS WILL EXIST
EARLY SATURDAY MORNING THROUGH EARLY SATURDAY AFTERNOON. NORTHEAST
WINDS ARE EXPECTED TO REDEVELOP AND STRENGTHEN AGAIN SATURDAY NIGHT
AND THERE IS A SLIGHT CHANCE SCA CONDITIONS WILL EXIST SUNDAY
MORNING. NORTH-NORTHWEST WINDS ARE EXPECTED TO DEVELOP AND INCREASE
TUESDAY THROUGH WEDNESDAY AND SCA CONDITIONS ARE LIKELY AND THERE IS
A CHANCE OF GALES WEDNESDAY IN THE AFTERNOON.NORTHEAST WINDS ARE
EXPECTED TO DEVELOP AND INCREASE TONIGHT FROM VENTURA HARBOR TO
PACIFIC PALISADES AND EXTEND OUT TO THE NORTHERN CHANNEL ISLANDS AND
THERE IS A CHANCE SCA CONDITIONS WILL EXIST EARLY SATURDAY MORNING
THROUGH EARLY SATURDAY AFTERNOON. NORTHEAST WINDS ARE EXPECTED TO
REDEVELOP AND STRENGTHEN AGAIN SATURDAY NIGHT AND THERE IS A SLIGHT
CHANCE SCA CONDITIONS WILL EXIST SUNDAY MORNING. NORTH-NORTHWEST
WINDS ARE EXPECTED TO DEVELOP AND INCREASE TUESDAY THROUGH WEDNESDAY
AND SCA CONDITIONS ARE LIKELY AND THERE IS A CHANCE OF GALES
WEDNESDAY IN THE AFTERNOON.

&&

.LOX WATCHES/WARNINGS/ADVISORIES...
RED FLAG WARNING (SEE LAXRFWLOX).
WIND ADVISORY (SEE LAXNPWLOX).

&&

PUBLIC...KITTELL/MUNROE
AVIATION/MARINE...30
SYNOPSIS...THORNTON

WWW.WEATHER.GOV/LOSANGELES
Hazardous weather outlook, Nov 20, 6:00 AM PST, 8 hours 31 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
600 AM PST FRI NOV 20 2015

CAZ034>041-044>046-051>054-059-087-088-547-548-211400-
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 PST FRI NOV 20 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.

.DAY ONE... TODAY

GUSTY OFFSHORE WINDS WILL IMPACT LOS ANGELES AND VENTURA COUNTIES
LATE THIS EVENING THROUGH SUNDAY. THESE WINDS WILL BE STRONG ENOUGH TO
CREATE DRIVING HAZARDS AND DAMAGE TO DROUGHT STRESSED TREES. THE
WINDS AND DRYING AIR COULD ALSO RESULT IN A FAVORABLE ENVIRONMENT
FOR EXTREME FIRE BEHAVIOR IF A FIRE BEGINS.

* FIRE WEATHER WATCH.........SEE WWUS86 KLOX - RFWLOX FOR DETAILS *

.DAYS TWO THROUGH SEVEN... SATURDAY THROUGH THURSDAY

A COLD LOW PRESSURE SYSTEM WILL IMPACT THE REGION ON WEDNESDAY AND
THURSDAY. THIS SYSTEM COULD BRING GUSTY WINDS...LIGHT TO MODERATE
RAIN...AND LOW SNOW LEVELS...WHICH WOULD IMPACT THANKSGIVING TRAVEL.

* FIRE WEATHER WATCH.........SEE WWUS86 KLOX - RFWLOX FOR DETAILS *

.SPOTTER INFORMATION STATEMENT...

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

KAPLAN

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 20, 9:35 AM PSTRed Flag WarningLOXLos Angeles56 hr

Nearby

Wind Advisories in California, 2015Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.