Monday, October 10, 2011

[californiadisasters] First Santa Ana Wind Event of Autumn 2011



...OFFSHORE WINDS EXPECTED TO BRING HOT TEMPERATURES TO SOUTHWEST CALIFORNIA
WEDNESDAY INTO THURSDAY...

AN UPPER LEVEL HIGH PRESSURE SYSTEM WILL BEGIN TO BUILD OFF THE
SOUTHERN CALIFORNIA COAST ON TUESDAY...THEN STRENGTHEN OVER THE REGION
WEDNESDAY INTO THURSDAY. THIS IN COMBINATION WITH OFFSHORE FLOW DEVELOPING
NEAR THE SURFACE WILL BRING A RETURN OF HOT TEMPERATURES TO SOUTHWEST
CALIFORNIA.

INITIALLY...GUSTY NORTHERLY WINDS ARE EXPECTED TO DEVELOP ON TUESDAY
ACROSS THE SANTA YNEZ RANGE AND ADJACENT SANTA BARBARA SOUTH
COAST...AS WELL AS THE INTERSTATE 5 CORRIDOR IN THE LOS ANGELES COUNTY
MOUNTAINS. THE LOW LEVEL FLOW IS THEN PROJECTED TO SHIFT TO THE NORTHEAST
LATER TUESDAY NIGHT INTO WEDNESDAY. AS A RESULT...WEAK TO MODERATE OFFSHORE
WINDS ARE EXPECTED BELOW THE NORTHEAST FACING PASSES AND CANYONS
OF LOS ANGELES AND VENTURA COUNTIES...WITH WIND GUSTS GENERALLY IN THE
30 TO 35 MPH RANGE IN THE VALLEYS AND AROUND 40 MPH IN THE MOUNTAINS.
IN ADDITION...OFFSHORE WIND GUSTS UP TO AROUND 35 MPH ARE ALSO EXPECTED
ACROSS THE CENTRAL COAST.

THE OFFSHORE WINDS ARE EXPECTED TO BRING HOT TEMPERATURES TO MUCH OF
SOUTHWEST CALIFORNIA ON WEDNESDAY AND THURSDAY. MANY COASTAL AND VALLEY
AREAS ARE EXPECTED TO SEE TEMPERATURES CLIMB WELL INTO THE 90S
BOTH DAYS...WITH ISOLATED READINGS OVER 100 DEGREES. ONLY COOLER
BEACH LOCATIONS ARE EXPECTED TO REMAIN IN THE 80S. SOME COOLING IS
EXPECTED ON FRIDAY AS THE HIGH PRESSURE SYSTEM BEGINS TO WEAKEN...WITH
MORE SIGNIFICANT COOLING ANTICIPATED OVER THE WEEKEND.

THE COMBINATION OF OFFSHORE WINDS...HOT TEMPERATURES...AND
LOWERING HUMIDITIES WILL BRING HEIGHTENED FIRE WEATHER CONCERNS TO THE
REGION. HOWEVER...IT IS NOT ANTICIPATED THAT CRITICAL RED FLAG CONDITIONS
WILL BE MET WITH THIS OFFSHORE EVENT.


$$

GOMBERG
Source: http://www.wrh.noaa.gov/total_forecast/getprod.php?wfo=lox&sid=LOX&pil=SPS

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