HAZARDOUS WEATHER OUTLOOK Issue Date: 334 PM PST SAT NOV 28 2009 Expiration: 600 AM PST SUN NOV 29 2009 Expires:200911291400;;
FLUS46 KLOX 282333
HWOLOX
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
330 PM PST SAT NOV 28 2009
CAZ034>041-044>046-051>054-059-087-088-547-548-291400-
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-
330 PM PST SAT NOV 28 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.
.DAY ONE... TODAY
A LINGERING COLD STORM WILL CONTINUE SCATTERED SHOWERS ACROSS THE
NORTH SLOPES OF THE EASTERN SAN GABRIEL MOUNTAINS AND THE ANTELOPE
VALLEY TONIGHT. SNOW LEVELS WILL BE AROUND 4000 FEET. HAZARDOUS
SEA CONDITIONS AND HIGH SURF WILL CONTINUE THE RIP CURRENT POTENTIAL.
* WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *
* WINTER WEATHER ADVISORY....SEE WWUS46 KLOX - WSWLOX FOR DETAILS *
* HIGH SURF ADVISORY.........SEE WHUS46 KLOX - CFWLOX FOR DETAILS *
* HIGH RIP CURRENT RISK......SEE FZUS56 KLOX - SRFLOX FOR DETAILS *
.DAYS TWO THROUGH SEVEN... SUNDAY THROUGH FRIDAY
AN OFFSHORE FLOW PATTERN DEVELOPING BEHIND THE SYSTEM WILL PRODUCE
GUSTY NORTHEAST WINDS ACROSS SOUTHERN CALIFORNIA ON SUNDAY AND AGAIN
SUNDAY NIGHT AND MONDAY. INITIALLY...THE AIR MASS IS EXPECTED TO
REMAIN RATHER MOIST BUT A DRYING TREND IS EXPECTED LATE SUNDAY INTO
MONDAY. WHILE THERE WILL BE HEIGHTENED FIRE WEATHER CONCERNS WITH
THIS OFFSHORE EVENT...IT DOES NOT LOOK LIKE WE WILL REACH CRITICAL
RED FLAG THRESHOLDS.
* WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *
* HIGH SURF ADVISORY.........SEE WHUS46 KLOX - CFWLOX FOR DETAILS *
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$ WINTER WEATHER ADVISORY Issue Date: 243 PM PST SAT NOV 28 2009 Expiration: 400 AM PST SUN NOV 29 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
SUNDAY...
A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
SUNDAY.
A COLD STORM WILL CONTINUE TO BRING SCATTERED SHOWERS TO THE LOS
ANGELES COUNTY MOUNTAINS THROUGH TONIGHT...ESPECIALLY THE NORTH
FACING SLOPES OF THE SAN GABRIEL MOUNTAINS. THE SNOW LEVEL WILL
CONTINUE TO BE AROUND 4000 FEET.
DUE TO THE COLD AND UNSTABLE NATURE OF THIS SYSTEM...
PRECIPITATION AMOUNTS ARE EXPECTED TO BE QUITE VARIABLE...BUT
THERE IS THE POTENTIAL FOR BRIEF HEAVY SNOW SHOWERS AND EVEN
THUNDERSNOW. SNOWFALL AMOUNTS WITH THIS STORM ARE GENERALLY
EXPECTED TO RANGE FROM 4 TO 7 INCHES...WITH THE HIGHEST AMOUNTS
EXPECTED ON NORTH FACING SLOPES. THE LOW SNOW LEVELS WILL
CONTINUE TO IMPACT THE INTERSTATE 5 CORRIDOR IN THE VICINITY OF
GORMAN AND TEJON PASS.
IN ADDITION TO THE SNOWFALL...THERE WILL BE AREAS OF NORTH WINDS
15 TO 30 MPH WITH GUSTS TO 45 MPH...SHIFTING TO THE NORTHEAST AT
25 TO 40 MPH WITH GUSTS TO 55 MPH AFTER MIDNIGHT. WHILE THE
SNOWFALL IS EXPECTED TO END LATER TONIGHT...THE GUSTY WINDS ARE
EXPECTED TO CONTINUE THROUGH SUNDAY MORNING...AND WILL BE COVERED
UNDER THE WIND ADVISORY PRODUCT. THE GUSTY WINDS WILL CREATE
REDUCED VISIBILITIES DUE TO BLOWING SNOW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.
&&
$$ WIND ADVISORY Issue Date: 140 PM PST SAT NOV 28 2009 Expiration: 1200 PM PST SUN NOV 29 2009 ...GUSTY NORTHEAST WINDS TO DEVELOP OVERNIGHT INTO SUNDAY MORNING
ACROSS SOUTHERN CALIFORNIA...
.THE COLD AND VIGOROUS UPPER LEVEL LOW PRESSURE SYSTEM OVER SOUTHERN
CALIFORNIA WILL SHIFT TO THE SOUTHEAST OVERNIGHT...WITH GUSTY
NORTHEAST WINDS EXPECTED TO DEVELOP OVERNIGHT IN THE WAKE OF THIS
SYSTEM. THE STRONGEST WINDS WILL BE FOCUSED ACROSS THE MOUNTAINS
OF LOS ANGELES COUNTY...WHERE ISOLATED GUSTS AS HIGH AS 60 MPH CAN
BE EXPECTED. A WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR THE
LOS ANGELES MOUNTAINS UNTIL 4 AM SUNDAY...DUE TO COMBINATION OF
SNOW AND GUSTY WINDS.
CAZ054-290800-
/O.NEW.KLOX.WI.Y.0062.091129T1200Z-091129T2000Z/
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...ACTON...MOUNT WILSON...SANDBERG
140 PM PST SAT NOV 28 2009
...WIND ADVISORY IN EFFECT FROM 4 AM TO NOON PST SUNDAY...
THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO NOON PST SUNDAY.
A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT FOR THE LOS ANGELES
COUNTY MOUNTAINS. ONCE THE SNOWFALL THREAT ENDS LATER TONIGHT...A
WIND ADVISORY WILL TAKE ITS PLACE. NORTHEAST WINDS ARE EXPECTED TO
INCREASE TO 25 TO 40 MPH OVERNIGHT WITH GUSTS TO 55 MPH. ISOLATED
GUSTS NEAR 60 MPH CAN BE EXPECTED THROUGH FAVORED PASSES AND CANYONS.
WINDS ARE EXPECTED TO DIMINISH BELOW ADVISORY LEVELS BY SUNDAY
AFTERNOON.
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.
&&
$$ HIGH SURF ADVISORY Issue Date: 1111 AM PST SAT NOV 28 2009 Expiration: 1000 PM PST SAT NOV 28 2009 ...LARGE NORTHWEST SWELL WILL CONTINUE TO BRING HIGH SURF TO THE
CENTRAL COAST AND WEST FACING BEACHES OF LOS ANGELES AND VENTURA
COUNTIES TODAY...
.A LARGE NORTHWEST SWELL WILL CONTINUE TO PRODUCE VERY LARGE
BREAKERS ACROSS WEST AND NORTHWEST FACING BEACHES OF CENTRAL
SANTA BARBARA AND SAN LUIS OBISPO COUNTIES TODAY. THIS LONG
PERIOD SWELL WILL PERSIST ACROSS THE AREA THROUGH THIS
AFTERNOON...THEN DIMINISH SOME THIS EVENING.
FURTHER SOUTH...WESTERLY SWELLS WITH A LONG PERIOD AROUND
16 SECONDS WILL CONTINUE TO AFFECT THE INNER COASTAL WATERS
THROUGH TODAY. THIS SWELL WILL LIKELY PRODUCE LARGE BREAKERS
ACROSS WEST FACING BEACHES OF VENTURA AND LOS ANGELES COUNTIES
THROUGH THIS AFTERNOON...THEN BEGIN TO DIMINISH SOME THIS EVENING
TO BELOW HIGH SURF ADVISORY THRESHOLDS.
GALE FORCE WINDS ARE ALSO LIKELY ACROSS THE OUTER WATERS WITH
VERY BREEZY CONDITIONS FOR THE INNER WATERS TODAY WHICH WILL HELP
TO INCREASE THE SURF.
CAZ040-041-290315-
/O.EXT.KLOX.SU.Y.0015.000000T0000Z-091129T0600Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
1111 AM PST SAT NOV 28 2009
...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 10 PM PST THIS
EVENING...
THE HIGH SURF ADVISORY IS NOW IN EFFECT UNTIL 10 PM PST THIS
EVENING.
SURF WILL CONTINUE TO PRODUCE BREAKERS OF 6 TO 8 FEET WITH LOCAL
MAX SETS TO 10 FEET EXPECTED ACROSS WEST FACING BEACHES OF
VENTURA AND LOS ANGELES COUNTY THROUGH THIS AFTERNOON. THE SURF
WILL DIMINISH SOME BY LATE THIS AFTERNOON WITH SURF 4 TO 6 FEET
WITH LOCAL SETS TO 8 FEET POSSIBLE LATE THIS AFTERNOON. SURF WILL
BEGIN TO DIMINISH TO BELOW HIGH SURF ADVISORY THRESHOLDS THIS
EVENING...AND CONTINUE TO LOWER ON SUNDAY. THERE ALSO WILL BE A
HIGH THREAT OF RIP CURRENT ACTIVITY THROUGH TODAY AS WELL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.
$$
ASR
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