NPWLAX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 330 AM PDT TUE JUN 12 2001  ...THE WIND ADVISORY FOR THE MOUNTAINS OF SANTA BARBARA COUNTY    HAS BEEN EXTENDED THROUGH WEDNESDAY MORNING  ...WIND ADVISORIES HAVE BEEN ISSUED FOR THE ANTELOPE VALLEY AND    FOR THE MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES..  .SURFACE HIGH PRESSURE BUILDING INTO NORTHERN CALIFORNIA THIS MORNING HAS CAUSED A SHARP NORTH TO SOUTH PRESSURE GRADIENT TO DEVELOP ACROSS THE STATE.
LOCALLY GUSTY NORTHWEST WINDS WERE ALREADY BEING REPORTED IN THE MOUNTAINS OF LOS ANGELES...VENTURA AND SANTA BARBARA COUNTIES...AS WELL AS ACROSS THE ANTELOPE VALLEY.
A STRONG UPPER LEVEL LOW IN THE PACIFIC NORTHWEST WILL DROP SOUTHEASTWARD INTO THE NORTHERN GREAT BASIN TODAY AND TONIGHT...
CAUSING WINDS THROUGHOUT THE ATMOSPHERE ABOVE CALIFORNIA TO BECOME INCREASINGLY STRONG FROM THE NORTHWEST.
AS A RESULT...GUSTY WINDS IN THE MOUNTAINS AND IN THE ANTELOPE VALLEY ARE EXPECTED TO INCREASE AND BECOME MORE WIDESPREAD DURING THE DAY TODAY.
WIND SPEEDS ARE EXPECTED TO AVERAGE 30 TO 40 MPH ACROSS THE ADVISORY AREA LATER TODAY...WITH LOCAL GUSTS TO 60 MPH LIKELY.
THE WIND ADVISORY FOR THE SOUTH COAST OF SANTA BARBARA COUNTY HAS EXPIRED.
HOWEVER...STRONG WINDS ARE EXPECTED TO DEVELOP BELOW PASSES AND CANYONS OF SOUTHERN SANTA BARBARA COUNTY AGAIN THIS EVENING...AND WIND ADVISORIES WILL LIKELY BE REQUIRED.
WINDS MAY ALSO REACH ADVISORY LEVELS THIS AFTERNOON ALONG THE CENTRAL COAST OF SAN LUIS OBISPO AND SANTA BARBARA COUNTIES AS WELL.

[EDIS]  URGENT  WEATHER MESSAGE [Urgent: Los Angeles Area]

NPWLAX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA <NUMBER> AM PDT TUE JUN <NUMBER> <NUMBER> ...THE WIND ADVISORY FOR THE MOUNTAINS OF SANTA BARBARA COUNTY HAS BEEN EXTENDED THROUGH WEDNESDAY MORNING ...WIND ADVISORIES HAVE BEEN ISSUED FOR THE ANTELOPE VALLEY AND FOR THE MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES.. .SURFACE HIGH PRESSURE BUILDING INTO NORTHERN CALIFORNIA THIS MORNING HAS CAUSED A SHARP NORTH TO SOUTH PRESSURE GRADIENT TO DEVELOP ACROSS THE STATE.
LOCALLY GUSTY NORTHWEST WINDS WERE ALREADY BEING REPORTED IN THE MOUNTAINS OF LOS ANGELES...VENTURA AND SANTA BARBARA COUNTIES...AS WELL AS ACROSS THE ANTELOPE VALLEY.
A STRONG UPPER LEVEL LOW IN THE PACIFIC NORTHWEST WILL DROP SOUTHEASTWARD INTO THE NORTHERN GREAT BASIN TODAY AND TONIGHT...
CAUSING WINDS THROUGHOUT THE ATMOSPHERE ABOVE CALIFORNIA TO BECOME INCREASINGLY STRONG FROM THE NORTHWEST.
AS A RESULT...GUSTY WINDS IN THE MOUNTAINS AND IN THE ANTELOPE VALLEY ARE EXPECTED TO INCREASE AND BECOME MORE WIDESPREAD DURING THE DAY TODAY.
WIND SPEEDS ARE EXPECTED TO AVERAGE <NUMBER> TO <NUMBER> MPH ACROSS THE ADVISORY AREA LATER TODAY...WITH LOCAL GUSTS TO <NUMBER> MPH LIKELY.
THE WIND ADVISORY FOR THE SOUTH COAST OF SANTA BARBARA COUNTY HAS EXPIRED.
HOWEVER...STRONG WINDS ARE EXPECTED TO DEVELOP BELOW PASSES AND CANYONS OF SOUTHERN SANTA BARBARA COUNTY AGAIN THIS EVENING...AND WIND ADVISORIES WILL LIKELY BE REQUIRED.
WINDS MAY ALSO REACH ADVISORY LEVELS THIS AFTERNOON ALONG THE CENTRAL COAST OF SAN LUIS OBISPO AND SANTA BARBARA COUNTIES AS WELL.
antelope valley mountains winds atmosphere california pressure building number pdt tue obispo santa speeds expected average gradient develop state morning caused sharp advisories likely required county extended wednesday