Frost Advisory 3, NWS Los Angeles, CA

AREA FORECAST DISCUSSION...UPDATE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
325 PM PST SUN JAN 14 2007

UPDATED AVIATION DISCUSSION

.SHORT TERM...WILL UPGRADE THE FREEZE WATCH FOR INTERIOR VENTURA
VALLEY AND SOUTH SANTA BARBARA COAST AS WELL AS INCLUDE A WARNING
FOR VENTURA COASTAL VALLEYS. EXPECT TEMPERATURES WILL MODERATE
SOME THOUGH WITH TEMPERATURES NEAR 20 DEGREES THIS MORNING EXPECT
OVERNIGHT READING TO BE BELOW FREEZING OVER AREAS. HAVE ISSUED A
WIND ADVISORY FOR THE HIGH COUNTRY FOR THE FIRST PERIOD THROUGH
TUESDAY AS WELL AS AN ADVISORY FOR THE SECOND PERIOD FOR THE
REMAINING AREAS OF VENTURA COUNTY AS WELL AS THE COASTAL SIDE OF
THE TRANSVERSE RANGE. LIMITED UPPER LEVEL SUPPORT FOR WARNING
STRENGTH WINDS AND EXPECT AS THE SURFACE HIGH AROUND 1040MB OVER
PAC NW SHIFT MOVES SOUTH THE SURFACE GRADIENT WILL BECOME STRONG
OVER THE AREA AND WINDS WILL ACCELERATE TO ADVISORY THRESHOLDS.
THE HIGH WILL PERSIST THROUGH TUESDAY SO EXPECT THE WIND TO RETURN
MONDAY NIGHT AS WELL. HAVE INCLUDED LOW POPS WEDNESDAY OVER THE
NORTH HALF OF THE AREA. UNCERTAIN ON AVAILABLE MOISTURE THOUGH IT
IS LIKELY A LOW PRESSURE SYSTEM WILL DEVELOP UPSTREAM AS THE
FRONTAL SYSTEM CURRENTLY APPROACHING 140W THIS AFTERNOON MOVES OVER
THE OFFSHORE WATERS. TEMPERATURES WILL MODERATE THROUGH THE PERIOD
THOUGH REMAIN AT OR BELOW SEASONAL NORMAL.

.LONG TERM...THE LOW PRESSURE SYSTEM IS EXPECTED TO DISSIPATE
OFFSHORE THURSDAY AND WILL CONTINUE DRY THROUGH THE REMAINING OF THE
PERIOD. TEMPERATURES WILL WARM TO AT OR ABOVE NORMAL BY FRIDAY AS
THE LOW DISSIPATES OFFSHORE AND THE LONG WAVE RIDGE NORTH OF THE
AREA SHIFTS SOUTH. HAVE INDICATED A SLIGHT COOLING TREND SAT WITH
LITTLE CHANGE SUN AS THE LONG WAVE TROUGH SETTLES OVER THE AREA.

&&

AVIATION...
VFR CONDITIONS AT ALL TAF SITES THROUGH TONIGHT. NE WIND WILL BEGIN
TO PICKUP OVERNIGHT...WITH KVNY SEEING GUSTY CONDITIONS BY 13Z.
AFTER 18Z...WINDS WILL PICKUP EVEN MORE AT KVNY WITH GUSTY
CONDITIONS ALSO AT KBUR KOXR AND POSSIBLY KPMD AND KWJF. LLWS WILL
BE A CONCERN AT KVNY KBUR AND POSSIBLY KLAX MON MORNING AS WELL.

KLAX WILL HAVE LIGHT WINDS THROUGH TONIGHT...WITH EASTERLY WINDS
FORMING BY 10Z. WINDS SHOULD NOT BE LONG TERM OVER 10 KT...BUT
CANNOT RULE OUT AN HOUR ABOVE THAT THRESHOLD BETWEEN 16Z AND 19Z.
WINDS MAY ALSO SHIFT TO THE NORTH AFTER 20Z. LLWS IS A POSSIBLE
CONCERN FROM 08Z THROUGH 18Z...BUT CONFIDENCE IS NOT HIGH ENOUGH TO
WARRANT A TAF MENTION QUITE YET.

&&

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

PUBLIC...FORWOOD
AVIATION...KITTELL

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
915 AM PST SUN JAN 14 2007

CAZ034>041-044>047-051>054-059-087-088-151400-
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-
LOS ANGELES COUNTY VALLEYS-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-
915 AM PST SUN JAN 14 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.

.DAY ONE...TODAY

FREEZE WATCH FOR THE COASTAL VALLEY OF VENTURA COUNTY AS WELL AS
SOUTH SANTA BARBARA COAST TONIGHT. HIGH WIND WATCH FOR THE LOS
ANGELES COUNTY MOUNTAINS TONIGHT. FIRE WATCH FOR MUCH OF VENTURA AND
LOS ANGELES COUNTIES TONIGHT.

* FREEZE WATCH...............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

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

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

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

POSSIBLE STRONG NORTHEAST WINDS OVER THE MOUNTAINS AND VICINITY OF
PASSES AND CANYONS FOR VENTURA AND LOS ANGELES COUNTIES TUESDAY.
POSSIBLE LIGHT RAIN OVER THE ENTIRE AREA THURSDAY. FIRE WATCH FOR
MUCH OF VENTURA AND LOS ANGELES COUNTIES TONIGHT.

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

* 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.

FORWOOD