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HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
910 PM PST FRI NOV 20 2009

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-
910 PM PST FRI NOV 20 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.

.DAY ONE... TODAY

A WEAKENING FRONTAL SYSTEM IS BRINGING LIGHT SHOWERS TO AREAS NORTH
OF POINT CONCEPTION. THERE IS ONLY A SLIGHT CHANCE OF SHOWERS FOR
VENTURA AND LOS ANGELES COUNTIES AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN... SATURDAY THROUGH THURSDAY

WEAK OFFSHORE FLOW COULD DEVELOP AS EARLY AS MONDAY. THE OFFSHORE FLOW
IS EXPECTED TO BE SOMEWHAT STRONGER TUESDAY THROUGH THURSDAY...WITH
PERIODS OF MODERATE NORTHEAST WINDS POSSIBLE ACROSS SOUTHERN CALIFORNIA.
THE OFFSHORE FLOW IS EXPECTED TO BRING WARMING TEMPERATURES...WITH
TEMPERATURES POTENTIALLY CLIMBING INTO THE 80S ON WEDNESDAY AND
THURSDAY. IN ADDITION...HUMIDITIES WILL LIKELY FALL INTO THE TEENS
TUESDAY THROUGH THURSDAY...WITH THE POTENTIAL FOR SINGLE DIGIT
HUMIDITIES. THE COMBINATION OF GUSTY NORTHEAST WINDS...LOW
HUMIDITIES...AND WARM TEMPERATURES WILL BRING THE POTENTIAL
FOR HEIGHTENED FIRE WEATHER CONCERNS...POSSIBLY REACHING CRITICAL
LEVELS.

.SPOTTER INFORMATION STATEMENT...

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

$$

GOMBERG

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SACRAMENTO CA
532 AM PST FRI NOV 20 2009

CAZ013>019-063-064-066>069-211345-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
BURNEY BASIN / EASTERN SHASTA COUNTY-NORTHERN SACRAMENTO VALLEY-
CENTRAL SACRAMENTO VALLEY-SOUTHERN SACRAMENTO VALLEY-
CARQUINEZ STRAIT AND DELTA-NORTHERN SAN JOAQUIN VALLEY-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY-
CLEAR LAKE/SOUTHERN LAKE COUNTY-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-MOTHERLODE-
WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
532 AM PST FRI NOV 20 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN
CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT

A WET...WINDY...AND WINTRY PACIFIC STORM WILL MOVE QUICKLY ACROSS
THE REGION TODAY AND TONIGHT...BRINGING PERIODS OF MODERATE TO
HEAVY VALLEY RAINS AND MOUNTAIN SNOWS AS WELL AS GUSTY WINDS.
THESE WET AND WINDY CONDITIONS MAY CAUSE PONDING OF WATER ON
ROADWAYS OR LOCALIZED FLOODING NEAR CLOGGED DRAINS. IN THE
MOUNTAINS...WINDY CONDITIONS WILL COMBINE WITH MODERATE TO HEAVY
SNOWFALL...REDUCING VISIBILITIES AND CREATING SLICK ROADWAYS.
THEREFORE...WINTER STORM WARNINGS AND THE WIND ADVISORIES ARE IN
PLACE.

* WINTER STORM WARNING.......SEE WWUS46 KSTO - WSWSTO FOR DETAILS *

* WIND ADVISORY..............SEE WWUS76 KSTO - NPWSTO FOR DETAILS *

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. MILDER CONDITIONS
WILL DEVELOP ON SATURDAY. HOWEVER...ANOTHER FAST MOVING AND WARMER
SYSTEM WILL CLIP THE REGION SATURDAY NIGHT AND SUNDAY. DRY AND
WARMER CONDITIONS WILL DEVELOP NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS TO THEIR LOCAL NATIONAL WEATHER SERVICE OFFICE.

THE LATEST WEATHER INFORMATION IS AVAILABLE ON THE INTERNET AT
(LOWER CASE): HTTP://WWW.WRH.NOAA.GOV/STO

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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