Friday, June 28, 2013

[californiadisasters] Sundowner Wind Red Flag Warning (6/28/13-PM)



...RED FLAG WARNING IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH  SUNDAY MORNING FOR GUSTY NORTH WINDS AND LOW RELATIVE HUMIDITIES  FOR SOUTHERN SANTA BARBARA COUNTY...    .THE COMBINATION OF GUSTY SUNDOWNER TYPE WINDS AND LOW RELATIVE  HUMIDITY IN THE MID TEENS AND TEMPERATURES 10 TO 20 DEGREES ABOVE  SEASONAL NORMAL HAD PROMPTED THE ISSUANCE OF A RED FLAG WARNING  FOR THE SOUTHERN PORTION OF SANTA BARBARA COUNTY SATURDAY  AFTERNOON THROUGH LATE SUNDAY MORNING. A SURFACE RIDGE OF HIGH  PRESSURE WILL BUILD OVER SANTA BARBARA WHILE A THERMAL TROUGH OF  LOW PRESSURE PERSISTS OVER THE CHANNEL ISLANDS SATURDAY EVENING. GUSTY  SUNDOWNER TYPE WINDS WILL DEVELOP IN THE EVENING AND THEN  GRADUALLY DIMINISH THROUGH EARLY SUNDAY MORNING. RELATIVE HUMIDITY  WILL LOWER INTO THE MIDDLE TEENS SATURDAY AFTERNOON AND LITTLE OR  NO RECOVERY IS EXPECTED THROUGH SUNDAY EVENING.    CAZ239-252-291645-  /O.UPG.KLOX.FW.A.0003.130629T2200Z-130630T1700Z/  /O.NEW.KLOX.FW.W.0003.130629T2200Z-130630T1700Z/  SANTA BARBARA COUNTY SOUTH COAST-SANTA BARBARA COUNTY MOUNTAINS-  344 PM PDT FRI JUN 28 2013    ...RED FLAG WARNING IN EFFECT FROM 3 PM SATURDAY TO 10 AM PDT  SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE SOUTHERN  SANTA BARBARA MOUNTAINS AND THE COASTAL FOOTHILLS OF THE SANTA  YNEZ RANGE...    THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A  RED FLAG WARNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...WHICH  IS IN EFFECT FROM 3 PM SATURDAY TO 10 AM PDT SUNDAY. THE FIRE  WEATHER WATCH IS NO LONGER IN EFFECT.    * TIMING...LATE SATURDAY AFTERNOON THROUGH LATE SUNDAY    MORNING...PEAKING SATURDAY EVENING.    * WINDS...NORTH 10 TO 20 MPH WITH FREQUENT GUSTS 30 TO 40 MPH.    * RELATIVE HUMIDITY...MINIMUM 12-15 PERCENT WITH POOR OVERNIGHT    RECOVERY.    * TEMPERATURES...AFTERNOON HIGHS 100-108 INLAND TO 85-95 AT THE    SHORE. OVERNIGHT LOWS 65-75.    * IMPACTS...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 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.
Source: NWS Los Angeles/Oxnard


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