Sunday, February 7, 2016

[californiadisasters] Santa Ana Wind Red Flag Warnings (2/07/16-PM)



...RED FLAG WARNING IN EFFECT THROUGH EARLY MONDAY EVENING FOR  GUSTY OFFSHORE WINDS AND LOW RELATIVE HUMIDITY FOR VENTURA COUNTY  AND MOST OF LOS ANGELES COUNTY...    .SURFACE HIGH PRESSURE WILL CONTINUE TO STRENGTHEN OVER THE GREAT  BASIN TODAY THROUGH MONDAY. THIS WILL RESULT IN A STRONG SANTA  ANA WIND EVENT ACROSS VENTURA AND LOS ANGELES COUNTIES THROUGH  MONDAY AFTERNOON. AT THE PEAK OF THE EVENT...WIND GUSTS BETWEEN  60 AND 70 MPH ARE EXPECTED ACROSS THE MOUNTAINS AS WELL AS THE  SANTA CLARITA VALLEY AND COASTAL VALLEYS OF VENTURA COUNTY. FOR  THE REMAINDER OF THE VALLEYS OF VENTURA AND LOS ANGELES  COUNTIES...AS WELL AS THE VENTURA COUNTY COASTAL PLAIN AND THE LOS  ANGELES COAST FROM MALIBU TO THE HOLLYWOOD HILLS...WIND GUSTS  BETWEEN 40 AND 50 MPH ARE EXPECTED. RELATIVE HUMIDITY RECOVERY  TONIGHT WILL BE POOR AND MINIMUM RELATIVE HUMIDITY ON MONDAY WILL  DROP INTO THE TEENS AND SINGLE DIGITS.    GIVEN THIS COMBINATION OF STRONG OFFSHORE WINDS AND LOW RELATIVE  HUMIDITY...CRITICAL FIRE WEATHER CONDITIONS ARE ANTICIPATED FOR  MOST OF VENTURA AND LOS ANGELES COUNTIES.    CAZ240-241-244-547-548-081800-  /O.EXT.KLOX.FW.W.0001.160207T2300Z-160209T0200Z/  VENTURA COUNTY COAST-  LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-  VENTURA COUNTY INTERIOR VALLEYS-  LOS ANGELES COUNTY SAN FERNANDO VALLEY-  LOS ANGELES COUNTY SAN GABRIEL VALLEY-  231 PM PST SUN FEB 7 2016    ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM PST MONDAY FOR GUSTY  OFFSHORE WIND AND LOW RELATIVE HUMIDITY FOR THE SAN FERNANDO AND  VENTURA COUNTY INTERIOR VALLEYS...VENTURA COUNTY COAST...THE  FOOTHILLS ABOVE THE SAN GABRIEL VALLEY AND THE LOS ANGELES COAST  FROM MALIBU TO THE HOLLYWOOD HILLS...    * WINDS...NORTHEAST WINDS 20 TO 35 MPH WITH GUSTS BETWEEN 40 AND    50 MPH.    * RELATIVE HUMIDITY...POOR RELATIVE HUMIDITY RECOVERY TONIGHT...    THEN RELATIVE HUMIDITY DROPPING INTO THE TEENS AND SINGLE    DIGITS ON MONDAY.    * IMPACTS...IF FIRE IGNITION OCCUR...CONDITIONS COULD BE    FAVORABLE FOR EXTREME FIRE BEHAVIOR WHICH WOULD THREATEN LIFE    AND PROPERTY.    PRECAUTIONARY/PREPAREDNESS ACTIONS...    A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF  STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL  CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE  OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING.    &&    $$    THOMPSON

URGENT - FIRE WEATHER MESSAGE  NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA  231 PM PST SUN FEB 7 2016    ...RED FLAG WARNING IN EFFECT THROUGH EARLY MONDAY EVENING FOR  GUSTY OFFSHORE WINDS AND LOW RELATIVE HUMIDITY FOR VENTURA COUNTY  AND MOST OF LOS ANGELES COUNTY...    .SURFACE HIGH PRESSURE WILL CONTINUE TO STRENGTHEN OVER THE GREAT  BASIN TODAY THROUGH MONDAY. THIS WILL RESULT IN A STRONG SANTA  ANA WIND EVENT ACROSS VENTURA AND LOS ANGELES COUNTIES THROUGH  MONDAY AFTERNOON. AT THE PEAK OF THE EVENT...WIND GUSTS BETWEEN  60 AND 70 MPH ARE EXPECTED ACROSS THE MOUNTAINS AS WELL AS THE  SANTA CLARITA VALLEY AND COASTAL VALLEYS OF VENTURA COUNTY. FOR  THE REMAINDER OF THE VALLEYS OF VENTURA AND LOS ANGELES  COUNTIES...AS WELL AS THE VENTURA COUNTY COASTAL PLAIN AND THE LOS  ANGELES COAST FROM MALIBU TO THE HOLLYWOOD HILLS...WIND GUSTS  BETWEEN 40 AND 50 MPH ARE EXPECTED. RELATIVE HUMIDITY RECOVERY  TONIGHT WILL BE POOR AND MINIMUM RELATIVE HUMIDITY ON MONDAY WILL  DROP INTO THE TEENS AND SINGLE DIGITS.    GIVEN THIS COMBINATION OF STRONG OFFSHORE WINDS AND LOW RELATIVE  HUMIDITY...CRITICAL FIRE WEATHER CONDITIONS ARE ANTICIPATED FOR  MOST OF VENTURA AND LOS ANGELES COUNTIES.    CAZ245-246-253-254-288-081800-  /O.EXT.KLOX.FW.W.0001.160207T2300Z-160209T0200Z/  VENTURA COUNTY COASTAL VALLEYS-  SANTA MONICA MOUNTAINS RECREATIONAL AREA-  VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-  LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-  SANTA CLARITA VALLEY-  231 PM PST SUN FEB 7 2016    ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM PST MONDAY FOR GUSTY  OFFSHORE WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS OF LOS  ANGELES AND VENTURA COUNTIES INCLUDING THE SANTA MONICA MOUNTAINS  AS WELL AS THE SANTA CLARITA VALLEY AND VENTURA COUNTY COASTAL  VALLEYS...    * WINDS...NORTH TO NORTHEAST WINDS 25 TO 40 MPH WITH GUSTS    BETWEEN 60 AND 70 MPH.    * RELATIVE HUMIDITY...POOR RELATIVE HUMIDITY RECOVERY TONIGHT...    THEN RELATIVE HUMIDITY DROPPING INTO THE TEENS AND SINGLE    DIGITS ON MONDAY.    * IMPACTS...IF FIRE IGNITION OCCUR...CONDITIONS COULD BE    FAVORABLE FOR EXTREME FIRE BEHAVIOR WHICH WOULD THREATEN LIFE    AND PROPERTY.    PRECAUTIONARY/PREPAREDNESS ACTIONS...    A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF  STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL  CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE  OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING.

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Posted by: Kim Noyes <kimnoyes@gmail.com>


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