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Thursday, October 3, 2013

South Ops Red Flag Warning / Fire Wx Watch Santa Ana Winds Late Thursday night through Sunday Peaking Friday Night. #CaFire

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 CONTRIBUTE TO EXTREME FIRE BEHAVIOR.


 Red Flag Warning / Fire Wx Watch
A moderate strength Santa Ana wind event now appears likely for late Thursday night through Sunday.

Northeast to east winds sustained 25 to 40 mph with local gusts as high as 65 mph
through and below canyons and passes. Winds will peak Friday night and Saturday then diminish Saturday night and Sunday morning turning onshore by Sunday afternoon.



URGENT - FIRE WEATHER MESSAGE
 NATIONAL WEATHER SERVICE SAN DIEGO CA
 958 AM PDT THU OCT 3 2013
 
 ...RED FLAG WARNING IN EFFECT FROM 2 AM FRIDAY MORNING THROUGH
 8 PM SUNDAY EVENING FOR MOST OF ORANGE COUNTY AND SOUTHWEST SAN
 BERNARDINO COUNTY...ALL OF WESTERN RIVERSIDE COUNTY...
 
 ...RED FLAG WARNING IN EFFECT FROM 11 AM FRIDAY MORNING THROUGH
 8 PM SUNDAY EVENING FOR MOST OF SAN DIEGO COUNTY INCLUDING CAMP
 PENDLETON AND MIRAMAR MARINE CORPS AIR STATION...
 
 .A MODERATE TO STRONG STRENGTH SANTA ANA WIND EVENT NOW APPEARS
 MORE LIKELY FOR LATE TONIGHT THROUGH SATURDAY WITH WINDS
 DIMINISHING ON SUNDAY. THE LATEST MODEL GUIDANCE NOW INDICATES
 THE MOST WIND PRONE AREAS MAY HAVE SUSTAINED NORTHEAST TO EAST
 WINDS 35 TO 50 MPH...WITH GUSTS 60 TO 85 MPH. 
 
 CAZ242-248-255>257-261-040500-
 /O.CON.KSGX.FW.W.0004.131004T0900Z-131007T0300Z/
 ORANGE COUNTY COASTAL AREAS-
 SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
 SAN BERNARDINO COUNTY MOUNTAINS-
 INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF
 THE SAN BERNARDINO NATIONAL FOREST-RIVERSIDE COUNTY MOUNTAINS-
 INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO
 NATIONAL FOREST-SANTA ANA MOUNTAINS-
 INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL
 FOREST-COACHELLA VALLEY-
 INCLUDING THE PALM SPRINGS SOUTH COAST DESERT DISTRICT-
 958 AM PDT THU OCT 3 2013
 
 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 AM FRIDAY TO 8 PM
 PDT SUNDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...
 
 A RED FLAG WARNING REMAINS IN EFFECT FROM 2 AM FRIDAY TO 8 PM PDT
 SUNDAY. 
 
 * WINDS...NORTHEAST 20 TO 50 MPH WITH GUSTS 60 TO 85 MPH.
 
 * RELATIVE HUMIDITY...LOWEST DAYTIME AROUND 5 PERCENT WITH POOR 
   OVERNIGHT RECOVERY.
 
 * TIMING...WIND GUSTS ABOVE 35 MPH BEGINNING 11 PM TONIGHT OVER
   THE HIGHER PEAKS AND THROUGH PASSES...REACHING VALLEY FLOORS BY
   SUNRISE FRIDAY. STRONGEST ON FRIDAY...DIMINISHING FRIDAY NIGHT
   INTO SATURDAY...BUT GUSTS 35 MPH HIGH STILL CONTINUING INTO
   SUNDAY MORNING. RELATIVE HUMIDITY FALLING TO 15 PERCENT OR LOWER
   BY NOON FRIDAY FOR MOST LOCATIONS.
 
 * OUTLOOK...VERY LOW RELATIVE HUMIDITY WITH WINDS GUSTING 35 MPH
   OR HIGHER CONTINUING UNTIL 8 PM SUNDAY EVENING. CRITICAL FIRE
   WEATHER CONDITIONS MAY CONTINUE OVER THE MOUNTAINS AND DESERT
   AREAS THROUGH MONDAY.
 
 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
 CONTRIBUTE TO EXTREME FIRE BEHAVIOR.
 ------------------------------------------
 
 CAZ250-258-040500-
 /O.CON.KSGX.FW.W.0004.131004T1800Z-131007T0300Z/
 SAN DIEGO COUNTY INLAND VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
 INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
 CLEVELAND NATIONAL FOREST-
 958 AM PDT THU OCT 3 2013
 
 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM FRIDAY TO 8 PM
 PDT SUNDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...
 
 A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM FRIDAY TO 8 PM
 PDT SUNDAY. 
 
 * WINDS...NORTHEAST 25 TO 40 MPH WITH GUSTS 45 TO 60 MPH.
 
 * RELATIVE HUMIDITY...LOWEST DAYTIME AROUND 5 PERCENT WITH POOR 
   OVERNIGHT RECOVERY.
 
 * TIMING... WIND GUSTS ABOVE 35 MPH BEGINNING 2 AM FRIDAY OVER THE
   HIGH PEAKS AND THROUGH PASSES...REACHING VALLEY FLOORS BY
   SUNRISE FRIDAY. WINDS CONTINUING TO INCREASE FRIDAY WITH PEAK
   WINDS OCCURRING FRIDAY NIGHT INTO SATURDAY. RELATIVE HUMIDITY
   FALLING TO 15 PERCENT OR LOWER BY NOON FRIDAY FOR ALL AREAS.
 
 * OUTLOOK... VERY LOW RELATIVE HUMIDITY WITH WINDS GUSTING 35 MPH
   OR HIGHER CONTINUING UNTIL 8 PM SUNDAY. CRITICAL FIRE WEATHER
   CONDITIONS MAY CONTINUE OVER THE MOUNTAINS AND DESERT AREAS
   THROUGH MONDAY.
 
 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
 CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

More Info: http://www.wrh.noaa.gov/total_forecast/getprod.php?wfo=sgx&pil=RFW&sid=sgx

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