Wednesday, October 1, 2014

[californiadisasters] Red Flag Warnings - SoCal (10/01/14-PM)



...RED FLAG WARNING IN EFFECT LATER TONIGHT THROUGH LATE THURSDAY  AFTERNOON OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS AND  VALLEYS FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY...    ...FIRE WEATHER WATCH IN EFFECT THURSDAY NIGHT THROUGH LATE  FRIDAY AFTERNOON OVER THE LOS ANGELES AND VENTURA COUNTY  MOUNTAINS AND VALLEYS FOR GUSTY OFFSHORE WINDS AND VERY LOW  RELATIVE HUMIDITY...    .SURFACE HIGH PRESSURE FORMING OVER THE GREAT BASIN WILL BRING  GUSTY OFFSHORE FLOW TO SOUTHERN CALIFORNIA. THESE NORTHEAST WINDS  HAVE ALREADY FORMED OVER INTERIOR LOS ANGELES COUNTY...AND WILL  PUSH DOWN INTO THE VALLEY AND COASTAL SECTIONS TONIGHT THROUGH  THURSDAY. WINDS ARE GENERALLY EXPECTED TO BE OF THE 15 TO 25 MPH  WITH GUSTS TO 40 MPH VARIETY...BUT WILL BE LOCALLY STRONGER.  MEANWHILE A RIDGE OF HIGH PRESSURE WILL CONTINUE TO BUILD OVER  CALIFORNIA...BRINGING HOT AND VERY DRY CONDITIONS TO THE REGION  WITH HUMIDITIES AROUND 10 PERCENT OVER MOST AREAS BY THURSDAY  AFTERNOON. AS A RESULT...WIDESPREAD CRITICAL CONDITIONS ARE  LIKELY OVER MUCH OF LOS ANGELES AND VENTURA COUNTIES ON  THURSDAY...ESPECIALLY THE VALLEYS AND MOUNTAINS.    CONDITIONS WILL BECOME HOTTER AND DRIER THURSDAY NIGHT THROUGH  SATURDAY...BUT THE WINDS WILL WEAKEN EACH DAY. THERE IS A CHANCE  THAT RED FLAG CONDITIONS WILL CONTINUE THURSDAY NIGHT THROUGH  FRIDAY...BUT LESS CERTAIN THAN THURSDAY DUE TO THE WEAKER WINDS.    CAZ246-253-254-021730-  /O.CON.KLOX.FW.W.0010.141002T0700Z-141003T0100Z/  /O.CON.KLOX.FW.A.0008.141003T0100Z-141004T0200Z/  SANTA MONICA MOUNTAINS RECREATIONAL AREA-  VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-  LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-  819 PM PDT WED OCT 1 2014    ...RED FLAG WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO  6 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE  HUMIDITY...    ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY EVENING  THROUGH FRIDAY EVENING FOR GUSTY OFFSHORE WINDS AND VERY LOW  RELATIVE HUMIDITY...    * WINDS...AREAS OF NORTHEAST WINDS 15 TO 30 MPH WITH GUSTS UP TO    45 MPH ARE EXPECTED LATER TONIGHT THROUGH THURSDAY. NORTHEAST    WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE POSSIBLE THURSDAY    NIGHT THROUGH FRIDAY.    * RELATIVE HUMIDITY...DAILY MINIMUM HUMIDITIES BETWEEN 4 AND 10    PERCENT ARE EXPECTED THURSDAY THROUGH AT LEAST FRIDAY...WITH    VERY POOR OVERNIGHT RECOVERIES BETWEEN 10 AND 20 PERCENT.    DRIEST ON FRIDAY.    * TEMPERATURES...DAILY MAXIMUM TEMPERATURES IN MID 70S TO MID    80S ON THURSDAY...RISING TO THE MID 80S TO MID 90S ON FRIDAY.    * IMPACTS...WITH EXTREMELY DRY FUELS IN PLACE...IF FIRE IGNITION    OCCURS THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD    TO A THREAT TO LIFE AND PROPERTY.    PRECAUTIONARY/PREPAREDNESS ACTIONS...    A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  ARE FORECAST TO OCCUR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR  FIRE CREWS IN THE FIELD OF THIS FIRE WEATHER WATCH. LISTEN FOR  LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS.    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.    &&    $$

URGENT - FIRE WEATHER MESSAGE  NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA  819 PM PDT WED OCT 1 2014    ...RED FLAG WARNING IN EFFECT LATER TONIGHT THROUGH LATE THURSDAY  AFTERNOON OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS AND  VALLEYS FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY...    ...FIRE WEATHER WATCH IN EFFECT THURSDAY NIGHT THROUGH LATE  FRIDAY AFTERNOON OVER THE LOS ANGELES AND VENTURA COUNTY  MOUNTAINS AND VALLEYS FOR GUSTY OFFSHORE WINDS AND VERY LOW  RELATIVE HUMIDITY...    .SURFACE HIGH PRESSURE FORMING OVER THE GREAT BASIN WILL BRING  GUSTY OFFSHORE FLOW TO SOUTHERN CALIFORNIA. THESE NORTHEAST WINDS  HAVE ALREADY FORMED OVER INTERIOR LOS ANGELES COUNTY...AND WILL  PUSH DOWN INTO THE VALLEY AND COASTAL SECTIONS TONIGHT THROUGH  THURSDAY. WINDS ARE GENERALLY EXPECTED TO BE OF THE 15 TO 25 MPH  WITH GUSTS TO 40 MPH VARIETY...BUT WILL BE LOCALLY STRONGER.  MEANWHILE A RIDGE OF HIGH PRESSURE WILL CONTINUE TO BUILD OVER  CALIFORNIA...BRINGING HOT AND VERY DRY CONDITIONS TO THE REGION  WITH HUMIDITIES AROUND 10 PERCENT OVER MOST AREAS BY THURSDAY  AFTERNOON. AS A RESULT...WIDESPREAD CRITICAL CONDITIONS ARE  LIKELY OVER MUCH OF LOS ANGELES AND VENTURA COUNTIES ON  THURSDAY...ESPECIALLY THE VALLEYS AND MOUNTAINS.    CONDITIONS WILL BECOME HOTTER AND DRIER THURSDAY NIGHT THROUGH  SATURDAY...BUT THE WINDS WILL WEAKEN EACH DAY. THERE IS A CHANCE  THAT RED FLAG CONDITIONS WILL CONTINUE THURSDAY NIGHT THROUGH  FRIDAY...BUT LESS CERTAIN THAN THURSDAY DUE TO THE WEAKER WINDS.    CAZ244-245-288-547-021730-  /O.CON.KLOX.FW.W.0010.141002T1300Z-141003T0100Z/  /O.CON.KLOX.FW.A.0008.141003T0100Z-141004T0200Z/  VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-  SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-  819 PM PDT WED OCT 1 2014    ...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM PDT  THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE  HUMIDITY...    ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY EVENING  THROUGH FRIDAY EVENING FOR GUSTY OFFSHORE WINDS AND VERY LOW  RELATIVE HUMIDITY...    * WINDS...AREAS OF NORTHEAST WINDS 15 TO 30 MPH WITH GUSTS UP TO    45 MPH ARE EXPECTED TONIGHT THROUGH THURSDAY. NORTHEAST WINDS    10 TO 20 MPH WITH GUSTS TO 30 MPH ARE POSSIBLE THURSDAY NIGHT    THROUGH FRIDAY. WINDS STRONGEST FROM SANTA PAULA THROUGH VAN    NUYS...INCLUDING SANTA CLARITA.    * RELATIVE HUMIDITY...DAILY MINIMUM HUMIDITIES BETWEEN 4 AND 12    PERCENT ARE EXPECTED THURSDAY THROUGH AT LEAST FRIDAY...WITH    POOR OVERNIGHT RECOVERIES BETWEEN 15 AND 30 PERCENT. DRIEST ON    FRIDAY.    * TEMPERATURES...DAILY MAXIMUM TEMPERATURES IN THE 90S ON    THURSDAY...RISING TO 95 TO 105 ON FRIDAY.    * IMPACTS...WITH EXTREMELY DRY FUELS IN PLACE...IF FIRE IGNITION    OCCURS THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD    TO A THREAT TO LIFE AND PROPERTY.    PRECAUTIONARY/PREPAREDNESS ACTIONS...    A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  ARE FORECAST TO OCCUR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR  FIRE CREWS IN THE FIELD OF THIS FIRE WEATHER WATCH. LISTEN FOR  LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS.    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.    &&    $$    HALL
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Posted by: Kim Noyes <kimnoyes@gmail.com>


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