Friday, December 27, 2013

[californiadisasters] Santa Ana Wind Watches (12/27/13-PM)



...STRONG AND POTENTIALLY DAMAGING WINDS LATE SATURDAY NIGHT  THROUGH SUNDAY...    .A TIGHT OFFSHORE SURFACE PRESSURE GRADIENT WILL DEVELOP ACROSS  THE AREA IN THE WAKE OF A WEAK TROUGH OF LOW PRESSURE LATE  SATURDAY NIGHT. STRONG AND POTENTIALLY DAMAGING WINDS ARE  POSSIBLE ACROSS LOS ANGELES AND VENTURA COUNTIES. THE WINDS  SHOULD WEAKEN AND THE PRESSURE GRADIENT SLACKEN ON SUNDAY  AFTERNOON.    CAZ046-053-054-281300-  /O.CON.KLOX.HW.A.0008.131229T0800Z-131230T0000Z/  SANTA MONICA MOUNTAINS RECREATIONAL AREA-VENTURA COUNTY MOUNTAINS-  LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-  INCLUDING THE CITIES OF...TOPANGA...LOCKWOOD VALLEY...  MOUNT PINOS...ACTON...MOUNT WILSON...SANDBERG  946 PM PST FRI DEC 27 2013    ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT  THROUGH SUNDAY AFTERNOON...    * WINDS AND TIMING...AREAS OF NORTH TO NORTHEAST WINDS ARE    EXPECTED TO INCREASE TO 25 TO 40 MPH LATE SATURDAY NIGHT...    WITH DAMAGING GUSTS UP TO 60 MPH POSSIBLE. WINDS WILL LIKELY    PEAK ON SUNDAY...THEN DIMINISH SOME. THERE IS A POSSIBILITY    THAT STRONG WINDS COULD LINGER INTO SUNDAY NIGHT.    * IMPACTS...STRONG CROSS WINDS WILL LIKELY IMPACT TRAVEL ON AREA    ROADWAYS...SUCH AS INTERSTATE 5...AND HIGHWAYS 2...14...33...    AND 39. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...    ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.    PRECAUTIONARY/PREPAREDNESS ACTIONS...    A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS  HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF  58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST  FORECASTS.    &&    $$    RAT

URGENT - WEATHER MESSAGE  NATIONAL WEATHER SERVICE SAN DIEGO CA  805 PM PST FRI DEC 27 2013    ...HIGH WIND WATCH FOR AREAS BELOW THE CAJON PASS AND ALONG THE  SANTA ANA MOUNTAINS AND FOOTHILLS SUNDAY...    .HIGH PRESSURE WILL STRENGTHEN OVER THE GREAT BASIN AND FORCE  OFFSHORE WINDS THROUGH THE MOUNTAIN PASSES AND CANYONS OF SAN  BERNARDINO AND ORANGE COUNTIES. SURFACE PRESSURE GRADIENTS AND  STRONGER WINDS ALOFT WILL SUPPORT POSSIBLE STRONG WIND GUSTS  ALONG THE MOUNTAIN FOOTHILLS...BELOW THE CAJON PASS...AND NEAR  THE SANTA ANA MOUNTAINS ON SUNDAY FOR SEVERAL HOURS. WINDS WILL  SUBSIDE LATE SUNDAY AFTERNOON.    CAZ042-048-055-057-281300-  /O.CON.KSGX.HW.A.0016.131229T1100Z-131230T0000Z/  ORANGE COUNTY COASTAL AREAS-  SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-  SAN BERNARDINO COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS-  805 PM PST FRI DEC 27 2013    ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT  THROUGH SUNDAY AFTERNOON...    A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT  THROUGH SUNDAY AFTERNOON.    * WINDS...NORTHEAST 20 TO 35 MPH...WITH GUSTS TO 60 MPH. LOCAL    PEAK GUSTS TO 70 MPH OR MORE ARE POSSIBLE THROUGH AND BELOW THE    SANTA ANA MOUNTAIN CANYONS.    * LOCATION...NEAR AND BELOW THE CAJON PASS...EXTENDING TO THE    SANTA ANA MOUNTAINS AND COASTAL FOOTHILLS.    * TIMING...LATE SATURDAY NIGHT THROUGH SUNDAY AFTERNOON.    * VISIBILITY...LOCALLY REDUCED IN BLOWING DUST.    * IMPACTS...THE GUSTY WINDS MAY MAKE TRAVEL DIFFICULT FOR    MOTORISTS IN HIGH PROFILE VEHICLES. ROADS AND FREEWAYS POSSIBLY    IMPACTED INCLUDE THE FOOTHILL FREEWAY...I-10 AND I-210...AND STATE    ROUTE 60 BELOW THE CAJON PASS...AND STATE ROUTES 71 AND 91 NEAR    CORONA.    * OUTLOOK...WINDS WILL SUBSIDE LATE SUNDAY AFTERNOON.    PRECAUTIONARY/PREPAREDNESS ACTIONS...    A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS  HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF  58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST  FORECASTS.  
Source: NWS Los Angeles/Oxnard


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