Special Marine Warning 3, NWS Eureka, CA

NORTHWEST CALIFORNIA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE EUREKA CA
305 PM PST FRI MAR 14 2003

CURRENT IR IMAGES SHOW DEEP TROUGH OFFSHORE NEAR 135W/43N...WITH THE
ASSOCIATED SURFACE FRONT NEAR 130W. ALSO EVIDENT ARE A MOISTURE
PLUME MOVING UP FROM THE SOUTHWEST AND PLENTY OF COOL AIR BEHIND THE
FRONT OVER THE E PAC. PRECIP WILL INCREASE FROM THE SOUTHWEST LATER
THIS AFTERNOON AND SPREAD ACROSS THE SOUTHERN COASTAL WATERS INTO
MENDOCINO COUNTY...AND ACROSS THE ENTIRE CWA BY EVENING. EXPECT
MODERATE RAIN ACROSS THE REGION THIS EVENING...HEAVY AT
TIMES...AHEAD OF AND ALONG WITH THE APPROACHING COLD FRONT. THE
FRONT WILL MOVE ONSHORE AND ACROSS N CALIF BETWEEN 06 TO 12Z SAT. IN
ADDITION...SOME MODERATE INSTABILITY WILL MOVE INTO THE COASTAL
WATERS LATER TONIGHT...WITH MODELS SHOWING A BAND OF SLIGHTLY
NEGATIVE LIS AND POSITIVE BUOYANT ENERGY JUST BEHIND THE COLD
FRONT. THE BEST INSTABILITY WILL OCCUR IN THE LATE MORNING THROUGH
EARLY AFTERNOON PERIOD SAT...SO HAVE INDICATED A SLIGHT CHANCE
THUNDERSTORMS OVER THE COASTAL WATERS AND JUST ONSHORE OVER THE
COASTLINES. WINDS WILL INCREASE TO ADVISORY LEVELS THIS EVENING...30
TO 40 MPH AVERAGES WITH STRONGER LOCAL GUSTS LIKELY...AS THE COLD
FRONT MOVES ACROSS THE COASTAL WATERS AND OVER N CALIF. WINDS WILL
DECREASE RAPIDLY BEHIND THE COLD FRONT.

SNOW LEVELS SHOULD BEGIN NEAR 5500 FT THEN TO FALL TO NEAR 4500 FT
BY MORNING AS COOLER AIR MOVES INTO THE REGION. SNOW ACCUMULATIONS
SHOULD REMAIN BELOW ADVISORY LEVEL FOR THE TONIGHT PERIOD. SNOW
LEVEL WILL CONTINUE TO DROP SAT NIGHT INTO SUN AS A COLDER AIR MASS
BECOMES ESTABLISHED OVER THE REGION...WITH A SHOWERY PATTERN TO
CONTINUE THROUGH THE SHORT TERM.

FOR THE EXTENDED...MEDIUM RANGE MODELS SHOW DECENT AGREEMENT THROUGH
THU. THE MORNING RUN OF THE GFS SHOWS A SHORT WAVE RIDGE CROSSING
THE WEST COAST OF CALIF MON NIGHT INTO TUE...AND SO HAVE DECREASED
POPS ACROSS THE CWA TO INDICATE A DRYING TREND FOR THIS TIME PERIOD.
FOR THE REMAINDER OF THE EXTENDED...WITH CONTINUED WET AND UNSETTLED
PATTERN OVER THE REGION HAVE BROADBRUSHED CHANCE TO LIKELY POPS
ACROSS THE CWA THROUGH DAY 7.  CILIBERTI.

POPS CEC/ACV/EKA +87 UKI +96

.EKA...WIND ADVISORY CAZOO1-002-003.
    ...STORM WARNING PT ST GEORGE TO CAPE MENDOCINO 20-60NM.
    ...GALE WARNING PT ST GEORGE TO CAPE MENDOCINO OUT 20NM.
    ...GALE WARNING CAPE MENDOCINO TO PT ARENA OUT 60NM.
    ...HIGH SURF ADVISORY REDWOOD AND MENDOCINO COAST.

CAZ001>004-076-151330-
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EUREKA CA
530 AM PST FRI MAR 14 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA

.DAY ONE...TODAY

A STRONG PACIFIC STORM WILL MOVE INLAND TONIGHT...BRINGING STRONG
AND GUSTY SOUTH WINDS TO THE COAST AND THE COASTAL RANGES LATE THIS
AFTERNOON AND EVENING. SEE SFONPWEKA FOR MORE DETAILS. HEAVY SURF
WILL CONTINUE TO BUILD THROUGH THE DAY. SEE SFOMWSEKA FOR MORE
DETAILS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

LARGE SWELL GENERATED BY THE RECENT STORMS WILL PEAK EARLY SATURDAY.
HEAVY SURF WILL REMAIN THROUGH TUESDAY. SEE SFOMWSEKA FOR MORE
DETAILS.

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