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NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-LOS ANGELES COUNTY
MOUNTAINS / ANGELES NATIONAL FOREST-
...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY EVENING THROUGH
SATURDAY EVENING FOR THE VENTURA AND LOS ANGELES COUNTY COASTS AND
COASTAL VALLEYS DUE TO GUSTY NORTHEAST WINDS AND LOW HUMIDITIES...
.A RED FLAG WARNING CONTINUES OVER THE VENTURA AND LOS ANGELES
COUNTY MOUNTAINS AS WELL AS THE SANTA MONICA RANGE DUE TO WIND
GUSTS TO 50 MPH AT TIMES AND PROLONGED LOW RELATIVE HUMIDITY.
WINDS AT LOWER ELEVATIONS ARE WEAKER...HOWEVER ISOLATED GUSTS UP
TO 35 MPH ARE POSSIBLE BELOW PASSES AND CANYONS THROUGH THURSDAY
AFTERNOON. COMPUTER MODELS THIS MORNING ARE INDICATING THE NEXT
SURGE IN OFFSHORE WINDS WILL BE DELAYED UNTIL THURSDAY EVENING.
FOR THIS REASON...THE FIRE WEATHER WATCH FOR THE COAST AND
VALLEYS HAS ALSO BEEN DELAYED. HOWEVER...IT NOW APPEARS THAT
CRITICAL FIRE WEATHER CONDITIONS WILL LINGER INTO AT LEAST
SATURDAY EVENING AND POSSIBLY INTO SUNDAY AS WELL. AS A
RESULT... THE WATCH AND WARNING HAS BEEN EXTENDED THROUGH SATURDAY
EVENING.
HUMIDITIES ARE EXPECTED TO REMAIN AT OR BELOW 20 PERCENT ACROSS
MOST OF THE MOUNTAIN AND VALLEY AREAS THROUGH THURSDAY WITH LITTLE
OR NO OVERNIGHT RECOVERY. HUMIDITIES MAY RISE 5 TO 10 PERCENT
THURSDAY NIGHT INTO FRIDAY... HOWEVER INCREASING WINDS DURING THAT
PERIOD WILL KEEP THE CRITICAL FIRE CONDITIONS GOING ACROSS LOS
ANGELES AND VENTURA COUNTIES THROUGH SATURDAY.
DRY OFFSHORE FLOW IS EXPECTED TO CONTINUE THROUGH TUESDAY, HOWEVER
WINDS ARE EXPECTED TO WEAKEN BELOW CRITICAL LEVEL BY SUNDAY. VERY
LOW HUMIDITIES ARE EXPECTED THROUGH TUESDAY MORNING BEFORE ONSHORE
FLOW RETURNS TUESDAY AFTERNOON.
...RED FLAG WARNING NOW IN EFFECT UNTIL 8 PM PST SATURDAY DUE TO
GUSTY NORTHEAST WINDS AND LOW HUMIDITIES...
THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 8 PM PST SATURDAY.
AREAS OF NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH
WILL PERSIST AT TIMES THROUGH SATURDAY AND POSSIBLY THROUGH SUNDAY
AS WELL. THE STRONGEST WINDS WILL BE ACROSS EASTERN VENTURA AND
WESTERN LOS ANGELES COUNTIES. HUMIDITY RECOVERIES WILL BE
MINIMAL...GENERALLY REMAINING AT OR BELOW 20 PERCENT OVERNIGHT.
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE
OCCURRING NOW. A COMBINATION OF STRONG WINDS...LOW RELATIVE
HUMIDITY... AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH
POTENTIAL. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN
THE FIELD OF THIS RED FLAG WARNING.
sent at: Wednesday, January 14 2009 9:46:33 AM
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