...OFFSHORE WINDS EXPECTED TO BRING HOT TEMPERATURES TO SOUTHWESTERN
CALIFORNIA TODAY INTO THURSDAY...
AN UPPER LEVEL HIGH PRESSURE SYSTEM WILL BUILD INLAND OVER THE
REGION TODAY THROUGH THURSDAY. THIS UPPER LEVEL HIGH IN COMBINATION
WITH OFFSHORE FLOW NEAR THE SURFACE WILL BRING HOT TEMPERATURES TO
SOUTHWESTERN CALIFORNIA.
GUSTY NORTHERLY WINDS WILL CONTINUE THIS MORNING ACROSS THE SANTA
YNEZ RANGE AND THE ADJACENT SANTA BARBARA COUNTY 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 THIS MORNING. 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 20 TO 30 MPH RANGE IN THE VALLEYS AND AROUND 40 MPH
IN THE MOUNTAINS. IN ADDITION...LOCAL OFFSHORE WIND GUSTS UP 30 MPH
ARE LIKELY ACROSS THE CENTRAL COAST.
THE OFFSHORE WINDS ARE EXPECTED TO BRING HOT TEMPERATURES TO MUCH OF
SOUTHWEST CALIFORNIA TODAY AND THURSDAY. MANY COASTAL AND VALLEY
AREAS ARE EXPECTED TO SEE TEMPERATURES CLIMB WELL INTO THE 90S BOTH
DAYS...WITH ISOLATED TRIPLE DIGIT READINGS. ONLY COOLER BEACH
LOCATIONS ARE EXPECTED TO REMAIN IN THE 80S. SLIGHT COOLING IS
EXPECTED ON FRIDAY AS THE HIGH PRESSURE SYSTEM BEGINS TO WEAKEN...
WITH ADDITIONAL 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 APPEARS THAT ONLY LOCAL CRITICAL RED FLAG
CONDITIONS MAY BE MET WITH THIS OFFSHORE EVENT.
$$
GOMBERG/JS/ASR
SPECIAL WEATHER STATEMENTSource: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=lox&wwa=special%20weather%20statement
NATIONAL WEATHER SERVICE SAN DIEGO CA
655 AM PDT WED OCT 12 2011
CAZ042-043-048-050-055>058-060>062-131200-
ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS-
RIVERSIDE COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
655 AM PDT WED OCT 12 2011
...VERY WARM CONDITIONS NEAR THE COAST TODAY AND THURSDAY...
STRONG HIGH PRESSURE ALOFT AND SURFACE OFFSHORE FLOW WILL BRING VERY
WARM CONDITIONS TO THE REGION TODAY. HIGHS WILL REACH OR EXCEED 100
DEGREES IN SOME OF THE VALLEY AND DESERT REGIONS...WHILE LOCATIONS
JUST A FEW MILES FROM THE COAST WILL REACH THE 90S. THE BEACHES WILL
EVEN REACH THE 80S TO AROUND 90. ALL OF THE TEMPERATURES ARE 15 TO
20 DEGREES ABOVE NORMAL FOR THE MIDDLE OF OCTOBER.
WARM CONDITIONS WILL CONTINUE INLAND ON THURSDAY...BUT COASTAL AREAS
WILL COOL SLIGHTLY WITH 80S A FEW MILES INLAND FROM THE COAST AND
MID 70S TO LOWER 80S ALONG THE BEACHES. THE COOLING TREND WILL
SPREAD TO ALL AREAS FRIDAY WITH TEMPERATURES NEAR SEASONAL NORMALS
BY SATURDAY.
RESIDENTS NOT USED TO THIS HEAT SHOULD BE EXTRA CAUTIOUS WITH
OUTDOOR ACTIVITIES.
$$
MAXWELL
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