Alert archive / California / Red Flag Warnings in 2011
Red Flag Warning 3, NWS Los Angeles, CA
NWS Los Angeles, CA issued this red flag warning at Oct 25, 2011, 2:33 PM PDT for Los Angeles County, California. It took effect at Oct 26, 2011, 3:00 PM PDT. It was in force for 24 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 25, 2011, 2:33 PM PDT (21:33 UTC)
- In effect from
- Oct 26, 2011, 3:00 PM PDT
- Expired
- Oct 27, 2011, 3:00 PM PDT
- In force
- 24 hr
- Issued by
- NWS Los Angeles, CA
County Los Angeles County, CA
The radar
The Santa Ana Mts radar (KSOX), 71 km from the middle of the area, began a volume at 21:38 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
San Diego, CA (KNKX), launched 12:00Z, 9.6 hours before the alert went out and 184 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 12 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 554 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 288 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
346 WWUS86 KLOX 252133 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 233 PM PDT TUE OCT 25 2011 ...RED FLAG WARNING IN EFFECT FROM LATE WEDNESDAY AFTERNOON THROUGH THURSDAY AFTERNOON OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... .HIGH PRESSURE WILL FORM OVER THE SURFACE OF THE GREAT BASIN ON WEDNESDAY...RESULTING IN GUSTY OFFSHORE WINDS OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS STARTING LATE WEDNESDAY MORNING...WHICH WILL THEN SPREAD INTO THE VALLEYS WEDNESDAY NIGHT AND CONTINUE THROUGH EARLY THURSDAY AFTERNOON BEFORE WEAKENING. THESE WINDS WILL ALSO BRING A VERY DRY AIR MASS TO SOUTHERN CALIFORNIA...WHICH WILL RESULT IN WIDESPREAD HUMIDITIES BELOW 10 PERCENT BY LATE WEDNESDAY OR THURSDAY LASTING THROUGH THE END OF THE WEEK. WHILE THIS WARNING IS IN EFFECT FOR ONLY THE MOUNTAINS...HEIGHTENED FIRE WEATHER CONCERNS WILL EXIST FOR THE VALLEYS OF LOS ANGELES AND VENTURA COUNTIES AS WELL...ESPECIALLY THE SANTA CLARITA AND EASTERN VENTURA VALLEYS WHICH MAY APPROACH RED FLAG CRITERIA. CAZ253-254-260545- /O.UPG.KLOX.FW.A.0004.111026T2200Z-111027T2200Z/ /O.NEW.KLOX.FW.W.0003.111026T2200Z-111027T2200Z/ VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 233 PM PDT TUE OCT 25 2011 ...RED FLAG WARNING IN EFFECT FROM 3 PM WEDNESDAY TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A RED FLAG WARNING FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 3 PM WEDNESDAY TO 3 PM PDT THURSDAY. THE PREVIOUS FIRE WEATHER WATCH HAS BEEN UPGRADED TO THIS RED FLAG WARNING. * WINDS...AREAS OF NORTHEAST WINDS 15 TO 30 MPH WITH GUSTS TO 40 MPH ARE EXPECTED LATE WEDNESDAY MORNING THROUGH EARLY THURSDAY AFTERNOON. ISOLATED GUSTS TO 50 MPH ARE POSSIBLE THROUGH FAVORED PASSES AND CANYONS. * RELATIVE HUMIDITY...EXPECTED TO FALL TO BELOW 10 PERCENT LATER WEDNESDAY AFTERNOON AND CONTINUE INTO THE WEEKEND. OVERNIGHT RECOVERIES ARE EXPECTED TO BE VERY POOR...WITH MOST HUMIDITIES STAYING UNDER 20 PERCENT. * 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 WILL OCCUR WITHIN THE NEXT 24 HOURS. THE COMBINATION OF GUSTY WINDS AND VERY LOW HUMIDITY...AS WELL AS DRY FUEL CONDITIONS... IS EXPECTED TO CREATE CRITICAL FIRE WEATHER CONDITIONS FOR 6 HOURS OR MORE...WHICH COULD RESULT IN EXTREME FIRE BEHAVIOR. && $$ KITTELL FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/LOSANGELES (ALL LOWER CASE)
6 follow-up statements
987 WWUS86 KLOX 252148 RRA RFWLOX URGENT - FIRE WEATHER MESSAGE...DELAYED NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 248 PM PDT TUE OCT 25 2011 ...RED FLAG WARNING IN EFFECT FROM LATE WEDNESDAY AFTERNOON THROUGH THURSDAY AFTERNOON OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... .HIGH PRESSURE WILL FORM OVER THE SURFACE OF THE GREAT BASIN ON WEDNESDAY...RESULTING IN GUSTY OFFSHORE WINDS OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS STARTING LATE WEDNESDAY MORNING...WHICH WILL THEN SPREAD INTO THE VALLEYS WEDNESDAY NIGHT AND CONTINUE THROUGH EARLY THURSDAY AFTERNOON BEFORE WEAKENING. THESE WINDS WILL ALSO BRING A VERY DRY AIR MASS TO SOUTHERN CALIFORNIA...WHICH WILL RESULT IN WIDESPREAD HUMIDITIES BELOW 10 PERCENT BY LATE WEDNESDAY OR THURSDAY LASTING THROUGH THE END OF THE WEEK. WHILE THIS WARNING IS IN EFFECT FOR ONLY THE MOUNTAINS... HEIGHTENED FIRE WEATHER CONCERNS WILL EXIST FOR THE VALLEYS OF LOS ANGELES AND VENTURA COUNTIES AS WELL...ESPECIALLY THE SANTA CLARITA AND EASTERN VENTURA VALLEYS WHICH MAY APPROACH RED FLAG CRITERIA. CAZ253-254-261700- /O.CON.KLOX.FW.W.0003.111026T2200Z-111027T2200Z/ VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 248 PM PDT TUE OCT 25 2011 ...RED FLAG WARNING IN EFFECT FROM 3 PM WEDNESDAY TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A RED FLAG WARNING FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 3 PM WEDNESDAY TO 3 PM PDT THURSDAY. THE PREVIOUS FIRE WEATHER WATCH HAS BEEN UPGRADED TO THIS RED FLAG WARNING. * WINDS...AREAS OF NORTHEAST WINDS 15 TO 30 MPH WITH GUSTS TO 40 MPH ARE EXPECTED LATE WEDNESDAY MORNING THROUGH EARLY THURSDAY AFTERNOON. ISOLATED GUSTS TO 50 MPH ARE POSSIBLE THROUGH FAVORED PASSES AND CANYONS. * RELATIVE HUMIDITY...EXPECTED TO FALL TO BELOW 10 PERCENT LATER WEDNESDAY AFTERNOON AND CONTINUE INTO THE WEEKEND. OVERNIGHT RECOVERIES ARE EXPECTED TO BE VERY POOR...WITH MOST HUMIDITIES STAYING UNDER 20 PERCENT. * 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 WILL OCCUR WITHIN THE NEXT 24 HOURS. THE COMBINATION OF GUSTY WINDS AND VERY LOW HUMIDITY...AS WELL AS DRY FUEL CONDITIONS... IS EXPECTED TO CREATE CRITICAL FIRE WEATHER CONDITIONS FOR 6 HOURS OR MORE...WHICH COULD RESULT IN EXTREME FIRE BEHAVIOR. && $$ KITTELL FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/LOSANGELES (ALL LOWER CASE)
596 WWUS86 KLOX 261713 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 1013 AM PDT WED OCT 26 2011 ...RED FLAG WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 PM PDT THURSDAY OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS AND SANTA CLARITA VALLEY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... ...RED FLAG WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY OVER THE VENTURA COUNTY VALLEYS...THE SAN FERNANDO VALLEY...AND THE SANTA MONICA MOUNTAINS FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... .HIGH PRESSURE IS EXPECTED TO FORM OVER THE SURFACE OF THE GREAT BASIN TODAY. THIS WILL RESULT IN GUSTY OFFSHORE WINDS OVER THE MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES AND THE SANTA CLARITA VALLEY STARTING THIS AFTERNOON...WHICH WILL THEN SPREAD INTO THE VENTURA COUNTY VALLEYS...THE SAN FERNANDO VALLEY AND THE SANTA MONICA MOUNTAINS THIS EVENING AND CONTINUE THROUGH EARLY THURSDAY AFTERNOON BEFORE WEAKENING. THESE WINDS WILL ALSO BRING A VERY DRY AIR MASS TO SOUTHERN CALIFORNIA...WHICH WILL RESULT IN WIDESPREAD HUMIDITIES BELOW 15 PERCENT BY THIS EVENING IN THE MOUNTAINS...AND BY EARLY THURSDAY ELSEWHERE...THEN LASTING THROUGH THE END OF THE WEEK. MANY AREAS ARE EXPECTED TO HAVE HUMIDITIES FALL BELOW 10 PERCENT DURING THE PERIOD. CAZ244-245-547-262330- /O.EXB.KLOX.FW.W.0003.111027T0400Z-111027T2200Z/ VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- LOS ANGELES COUNTY SAN FERNANDO VALLEY- 1013 AM PDT WED OCT 26 2011 ...RED FLAG WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A RED FLAG WARNING FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE THIS EVENING TO 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. THE STRONGEST WINDS WILL BE BELOW PASSES AND CANYONS IN THE EASTERN VALLEYS AND OVER HIGHER TERRAIN. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO DROP QUICKLY THIS EVENING TO BELOW 20 PERCENT IN THE WINDY AREAS...AND TO LESS THAN 15 PERCENT BY EARLY THURSDAY MORNING. * 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. && $$ CAZ246-262330- /O.EXB.KLOX.FW.W.0003.111027T0400Z-111027T2200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- 1013 AM PDT WED OCT 26 2011 ...RED FLAG WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A RED FLAG WARNING FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE THIS EVENING TO 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. THE STRONGEST WINDS WILL BE THROUGH PASSES AND CANYONS. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO DROP QUICKLY THIS EVENING TO BELOW 15 PERCENT IN THE WINDY AREAS...AND TO LESS THAN 10 PERCENT BY EARLY THURSDAY MORNING. * IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ288-262330- /O.EXA.KLOX.FW.W.0003.111026T2200Z-111027T2200Z/ SANTA CLARITA VALLEY- 1013 AM PDT WED OCT 26 2011 ...RED FLAG WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A RED FLAG WARNING FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE TO 15 TO 25 MPH THIS AFTERNOON...THEN TO 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. THE STRONGEST WINDS WILL BE BELOW PASSES AND CANYONS. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO DROP QUICKLY BELOW 20 PERCENT IN THE WINDY AREAS THIS AFTERNOON...AND TO LESS THAN 15 PERCENT BY EARLY THURSDAY MORNING. * 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. && $$ CAZ253-254-262330- /O.CON.KLOX.FW.W.0003.111026T2200Z-111027T2200Z/ VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 1013 AM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 PM PDT THURSDAY. * WINDS...AREAS OF NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE EXPECTED THIS AFTERNOON...THEN INCREASE TO 20 TO 30 MPH WITH GUSTS TO 40 MPH TONIGHT. ISOLATED GUSTS TO 50 MPH ARE POSSIBLE THROUGH FAVORED PASSES AND CANYONS. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO FALL TO BELOW 15 PERCENT BY EARLY THIS EVENING AND CONTINUE THROUGH THURSDAY. OVERNIGHT RECOVERIES ARE EXPECTED TO BE VERY POOR...WITH MOST HUMIDITIES STAYING UNDER 20 PERCENT. * IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR WITHIN THE NEXT 24 HOURS. THE COMBINATION OF GUSTY WINDS AND VERY LOW HUMIDITY...AS WELL AS DRY FUEL CONDITIONS... IS EXPECTED TO CREATE CRITICAL FIRE WEATHER CONDITIONS FOR 6 HOURS OR MORE...WHICH COULD RESULT IN EXTREME FIRE BEHAVIOR. && $$ SIRARD FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/LOSANGELES (ALL LOWER CASE)
128 WWUS86 KLOX 262240 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 340 PM PDT WED OCT 26 2011 ...RED FLAG WARNING IN EFFECT UNTIL 3 PM PDT THURSDAY OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS AND SANTA CLARITA VALLEY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... ...RED FLAG WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY OVER THE VENTURA COUNTY VALLEYS...THE SAN FERNANDO VALLEY...AND THE SANTA MONICA MOUNTAINS FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... .SURFACE HIGH PRESSURE IS EXPECTED TO FORM OVER THE GREAT BASIN THROUGH TONIGHT. THIS WILL RESULT IN GUSTY OFFSHORE WINDS OVER THE MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES AND THE SANTA CLARITA VALLEY THIS AFTERNOON...WHICH WILL THEN SPREAD INTO THE VENTURA COUNTY VALLEYS...THE SAN FERNANDO VALLEY AND THE SANTA MONICA MOUNTAINS THIS EVENING AND CONTINUE THROUGH EARLY THURSDAY AFTERNOON BEFORE WEAKENING. THESE WINDS WILL ALSO BRING A VERY DRY AIR MASS TO SOUTHERN CALIFORNIA...WHICH WILL RESULT IN WIDESPREAD HUMIDITIES BELOW 15 PERCENT BY THIS EVENING IN THE MOUNTAINS...AND BY EARLY THURSDAY ELSEWHERE...THEN LASTING THROUGH THE END OF THE WEEK. MANY AREAS ARE EXPECTED TO HAVE HUMIDITIES FALL BELOW 10 PERCENT DURING THE PERIOD. CAZ253-254-270645- /O.CON.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 340 PM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY. * WINDS...AREAS OF NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE EXPECTED THIS AFTERNOON...THEN INCREASE TO 20 TO 30 MPH WITH GUSTS TO 40 MPH TONIGHT. ISOLATED GUSTS TO 50 MPH ARE POSSIBLE THROUGH FAVORED PASSES AND CANYONS. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY BY LATE THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO FALL TO BELOW 15 PERCENT OVER A LARGE AREA BY EARLY THIS EVENING AND CONTINUE THROUGH THURSDAY. OVERNIGHT RECOVERIES ARE EXPECTED TO BE VERY POOR...WITH MOST HUMIDITIES STAYING UNDER 20 PERCENT. * 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 WILL OCCUR WITHIN THE NEXT 24 HOURS. THE COMBINATION OF GUSTY WINDS AND VERY LOW HUMIDITY...AS WELL AS DRY FUEL CONDITIONS... IS EXPECTED TO CREATE CRITICAL FIRE WEATHER CONDITIONS FOR 6 HOURS OR MORE...WHICH COULD RESULT IN EXTREME FIRE BEHAVIOR. && $$ CAZ288-270645- /O.CON.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ SANTA CLARITA VALLEY- 340 PM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE TO 15 TO 25 MPH THIS AFTERNOON...THEN TO 20 TO 30 MPH WITH GUSTS UP TO 40 MPH TONIGHT. THE STRONGEST WINDS WILL BE BELOW PASSES AND CANYONS. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY BY LATE THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO BE LESS THAN 15 PERCENT IN THE WINDY AREAS THROUGH THURSDAY. * IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ244-245-547-270645- /O.CON.KLOX.FW.W.0003.111027T0400Z-111027T2200Z/ VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- LOS ANGELES COUNTY SAN FERNANDO VALLEY- 340 PM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE THIS EVENING TO 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. THE STRONGEST WINDS WILL BE BELOW PASSES AND CANYONS IN THE EASTERN VALLEYS AND OVER HIGHER TERRAIN. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY BY LATE THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO DROP QUICKLY THIS EVENING TO BELOW 15 PERCENT IN THE WINDY AREAS AND PERSIST THROUGH THURSDAY. * 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. && $$ CAZ246-270645- /O.CON.KLOX.FW.W.0003.111027T0400Z-111027T2200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- 340 PM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE THIS EVENING TO 20 TO 30 MPH WITH GUSTS UP TO 45 MPH...EXCEPT ISOLATED GUSTS TO 50 MPH NEAR LAGUNA PEAK. THE STRONGEST WINDS WILL BE GENERALLY THROUGH PASSES AND CANYONS. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY BY LATE THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO DROP QUICKLY THIS EVENING TO BELOW 15 PERCENT IN THE WINDY AREAS...AND TO LESS THAN 10 PERCENT BY EARLY THURSDAY MORNING. * IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ SIRARD FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/LOSANGELES (ALL LOWER CASE)
564 WWUS86 KLOX 270016 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 516 PM PDT WED OCT 26 2011 ...RED FLAG WARNING IN EFFECT UNTIL 3 PM PDT THURSDAY OVER THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS AND SANTA CLARITA VALLEY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... ...RED FLAG WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY OVER THE VENTURA COUNTY VALLEYS...THE SAN FERNANDO VALLEY...AND THE SANTA MONICA MOUNTAINS FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... .SURFACE HIGH PRESSURE IS EXPECTED TO BUILD OVER THE GREAT BASIN OVERNIGHT INTO THURSDAY MORNING...RESULTING IN OFFSHORE WINDS INCREASING IN STRENGTH AND AREAL COVERAGE. DURING THIS TIME FRAME...WIND GUSTS IN THE MOUNTAINS WILL GENERALLY RANGE BETWEEN 40 AND 50 MPH...WHILE THE VALLEYS WILL GENERALLY SEE GUSTS IN THE 30 TO 40 MPH RANGE. HUMIDITIES HAVE FALLEN QUICKLY LATE THIS AFTERNOON...WITH SINGLE DIGIT READINGS BEING OBSERVED ACROSS SEVERAL MOUNTAINS SITES AS WELL AS THE SANTA CLARITA VALLEY. SINGLE DIGIT HUMIDITIES ARE EXPECTED TO EXPAND TO OTHER PORTIONS OF THE RED FLAG WARNING AREA OVERNIGHT AND CONTINUE INTO THURSDAY. WHILE THE OFFSHORE WINDS ARE EXPECTED TO DIMINISH SOMEWHAT BY THURSDAY AFTERNOON...WARM AND VERY DRY CONDITIONS ARE EXPECTED TO CONTINUE THROUGH THE WEEKEND. IN FACT...MANY MOUNTAIN AND VALLEY LOCATIONS COULD SEE EXTENDED PERIODS OF SINGLE DIGIT HUMIDITIES DURING THIS TIME...WHICH MAY PROMPT THE EXTENSION OF RED FLAG WARNINGS FOR PORTIONS OF THE FORECAST AREA. CAZ253-254-271700- /O.CON.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 516 PM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY. * WINDS...AREAS OF NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH WITH GUSTS TO 40 MPH TONIGHT. ISOLATED GUSTS TO 50 MPH ARE LIKELY THROUGH FAVORED PASSES AND CANYONS. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY BY LATE THURSDAY AFTERNOON. * RELATIVE HUMIDITY...WIDESPREAD SINGLE DIGIT HUMIDITY READINGS ARE EXPECTED TONIGHT INTO THURSDAY. OVERNIGHT RECOVERIES ARE EXPECTED TO BE VERY POOR...WITH MOST HUMIDITIES STAYING UNDER 20 PERCENT. * 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 WILL OCCUR WITHIN THE NEXT 24 HOURS. THE COMBINATION OF GUSTY WINDS AND VERY LOW HUMIDITY...AS WELL AS DRY FUEL CONDITIONS... IS EXPECTED TO CREATE CRITICAL FIRE WEATHER CONDITIONS FOR 6 HOURS OR MORE...WHICH COULD RESULT IN EXTREME FIRE BEHAVIOR. && $$ CAZ288-271700- /O.CON.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ SANTA CLARITA VALLEY- 516 PM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE TO TO 20 TO 30 MPH WITH GUSTS TO 40 MPH LATER THIS EVENING AND CONTINUE THROUGH THURSDAY MORNING. THE STRONGEST WINDS WILL BE BELOW PASSES AND CANYONS. WINDS WILL DIMINISH SIGNIFICANTLY BY LATE THURSDAY AFTERNOON. * RELATIVE HUMIDITY...WIDESPREAD SINGLE DIGIT HUMIDITY READINGS ARE EXPECTED TONIGHT INTO THURSDAY. OVERNIGHT RECOVERIES ARE EXPECTED TO BE VERY POOR.. WITH MOST HUMIDITIES STAYING UNDER 20 PERCENT. * IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ244-245-547-271700- /O.CON.KLOX.FW.W.0003.111027T0400Z-111027T2200Z/ VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- LOS ANGELES COUNTY SAN FERNANDO VALLEY- 516 PM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE TO 15 TO 25 MPH WITH GUSTS TO 40 MPH LATER THIS EVENING AND CONTINUE THROUGH THURSDAY MORNING. THE STRONGEST WINDS WILL BE BELOW PASSES AND CANYONS IN THE EASTERN VALLEYS AND OVER HIGHER TERRAIN. WINDS WILL DIMINISH SIGNIFICANTLY BY LATE THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO DROP QUICKLY LATER THIS EVENING TO BELOW 15 PERCENT IN THE WINDY AREAS. PERIODS OF SINGLE DIGIT HUMIDITIES ARE LIKELY OVERNIGHT INTO THURSDAY. * 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. && $$ CAZ246-271700- /O.CON.KLOX.FW.W.0003.111027T0400Z-111027T2200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- 516 PM PDT WED OCT 26 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM PDT THURSDAY. * WINDS...NORTHEAST WINDS WILL INCREASE TONIGHT TO 20 TO 30 MPH WITH GUSTS UP TO 45 MPH LATER THIS EVENING...EXCEPT ISOLATED GUSTS TO 50 MPH NEAR LAGUNA PEAK. THE STRONGEST WINDS WILL BE GENERALLY THROUGH PASSES AND CANYONS. THE GUSTY WINDS WILL CONTINUE THROUGH THURSDAY MORNING THEN DIMINISH SIGNIFICANTLY BY LATE THURSDAY AFTERNOON. * RELATIVE HUMIDITY...EXPECTED TO DROP QUICKLY THIS EVENING TO BELOW 15 PERCENT IN THE WINDY AREAS. PERIODS OF SINGLE DIGIT HUMIDITIES ARE LIKELY OVERNIGHT INTO THURSDAY. * IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ GOMBERG/SIRARD FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/LOSANGELES (ALL LOWER CASE)
302 WWUS86 KLOX 271654 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 954 AM PDT THU OCT 27 2011 ...RED FLAG WARNING IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON FOR THE MOUNTAINS AND MOST VALLEYS OF LOS ANGELES AND VENTURA COUNTIES FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... .SURFACE HIGH PRESSURE OVER THE GREAT BASIN WITH A BUILDING RIDGE ALOFT WILL CONTINUE TO BRING WIDESPREAD VERY DRY CONDITIONS AND AREAS OF GUSTY OFFSHORE WINDS THROUGH EARLY THIS AFTERNOON. HUMIDITIES OVER THE VALLEYS AND MOUNTAINS WILL DROP BELOW 15 PERCENT TODAY...WITH MANY AREAS UNDER 10 PERCENT. ALTHOUGH THE WINDS WILL BE WEAKER TODAY THAN PREVIOUSLY ADVERTISED...THEY WILL PEAK JUST BEFORE NOON TODAY WITH MANY MOUNTAIN LOCATIONS CONTINUING TO MEET RED FLAG CRITERIA...WHILE A FEW VALLEY LOCATIONS WILL APPROACH CRITERIA. THE VERY DRY CONDITIONS WILL CONTINUE THROUGH THE WEEKEND...WITH POOR OVERNIGHT RECOVERIES IN THE MOUNTAINS AND VALLEY HILLS...BUT WITH THE WINDS WEAKENING SOME LATER THIS AFTERNOON...THE RED FLAG WARNINGS WILL LIKELY NOT NEED TO BE EXTENDED. CAZ253-254-272200- /O.CON.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 954 AM PDT THU OCT 27 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON. * WINDS...AREAS OF NORTHEAST WINDS 15 TO 30 MPH WITH GUSTS TO 35 MPH WILL CONTINUE THROUGH EARLY THIS AFTERNOON THEN WEAKEN SOME. ISOLATED GUSTS TO 45 MPH ARE POSSIBLE THROUGH THE FAVORED CANYONS AND HILLS. * RELATIVE HUMIDITY...WIDESPREAD READINGS BELOW 10 PERCENT. * 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 WILL OCCUR WITHIN THE NEXT 24 HOURS. THE COMBINATION OF GUSTY WINDS AND VERY LOW HUMIDITY...AS WELL AS DRY FUEL CONDITIONS... IS EXPECTED TO CREATE CRITICAL FIRE WEATHER CONDITIONS FOR 6 HOURS OR MORE...WHICH COULD RESULT IN EXTREME FIRE BEHAVIOR. && $$ CAZ288-272200- /O.CON.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ SANTA CLARITA VALLEY- 954 AM PDT THU OCT 27 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON. * WINDS...NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL CONTINUE THROUGH EARLY THIS AFTERNOON...THEN WEAKEN. * RELATIVE HUMIDITY...WIDESPREAD READINGS BELOW 10 PERCENT. * IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ244-245-547-272200- /O.CON.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- LOS ANGELES COUNTY SAN FERNANDO VALLEY- 954 AM PDT THU OCT 27 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON. * WINDS...AREAS OF NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH WILL CONTINUE THROUGH EARLY THIS AFTERNOON THEN WEAKEN SOME. ISOLATED GUSTS TO 45 MPH ARE POSSIBLE IN THE FAVORED HILLS. * RELATIVE HUMIDITY...MANY READINGS BELOW 10 PERCENT. * 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. && $$ CAZ246-272200- /O.CON.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- 954 AM PDT THU OCT 27 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON. * WINDS...AREAS OF NORTHEAST WINDS 10 TO 25 MPH WITH GUSTS TO 40 MPH WILL CONTINUE THROUGH EARLY THIS AFTERNOON THEN WEAKEN SOME. ISOLATED GUSTS TO 50 MPH ARE POSSIBLE NEAR LAGUNA PEAK. * RELATIVE HUMIDITY...WIDESPREAD READINGS BELOW 10 PERCENT. * IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ KITTELL FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/LOSANGELES (ALL LOWER CASE)
118 WWUS86 KLOX 272152 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 252 PM PDT THU OCT 27 2011 ...RED FLAG WARNINGS WILL EXPIRE AT 3 PM PDT FOR THE MOUNTAINS AND MOST VALLEYS OF LOS ANGELES AND VENTURA COUNTIES FOR GUSTY OFFSHORE WINDS AND VERY LOW HUMIDITIES... .WINDS HAVE STARTED TO DIMINISH OVER THE REGION. AS A RESULT...THE RED FLAG WARNINGS WILL BE ALLOWED TO EXPIRE AT 3 PM PDT. EVEN SO...A FEW LOCATIONS IN THE MOUNTAINS AND SANTA CLARITA VALLEY MAY STILL HAVE GUSTY WINDS AND RED FLAG CONDITIONS THROUGH THE REST OF THE AFTERNOON. CAZ253-254-272300- /O.EXP.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 252 PM PDT THU OCT 27 2011 ...RED FLAG WARNING WILL EXPIRE AT 3 PM PDT THIS AFTERNOON FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE RED FLAG WARNING WILL EXPIRE AT 3 PM PDT THIS AFTERNOON. THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 3 PM PDT. HOWEVER...A FEW LOCATIONS MAY STILL EXPERIENCE RED FLAG CONDITIONS WITH THE GUSTY WINDS AND LOW HUMIDITIES UNTIL 6 PM PDT. OVERALL THE TREND IS FOR WINDS TO DIMINISH QUICKLY LATE THIS AFTERNOON AS THE OFFSHORE GRADIENTS WEAKEN. $$ CAZ288-272300- /O.EXP.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ SANTA CLARITA VALLEY- 252 PM PDT THU OCT 27 2011 ...RED FLAG WARNING WILL EXPIRE AT 3 PM PDT THIS AFTERNOON FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE RED FLAG WARNING WILL EXPIRE AT 3 PM PDT THIS AFTERNOON. THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 3 PM PDT. HOWEVER...A FEW LOCATIONS MAY STILL EXPERIENCE RED FLAG CONDITIONS WITH THE GUSTY WINDS AND LOW HUMIDITIES UNTIL 6 PM PDT. OVERALL THE TREND IS FOR WINDS TO DIMINISH QUICKLY LATE THIS AFTERNOON AS THE OFFSHORE GRADIENTS WEAKEN. $$ CAZ244-245-547-272300- /O.EXP.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- LOS ANGELES COUNTY SAN FERNANDO VALLEY- 252 PM PDT THU OCT 27 2011 ...RED FLAG WARNING WILL EXPIRE AT 3 PM PDT THIS AFTERNOON FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE RED FLAG WARNING WILL EXPIRE AT 3 PM PDT THIS AFTERNOON. THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 3 PM PDT. WINDS HAVE DIMINISHED CONSIDERABLY...ALLOWING FOR RED FLAG CONDITIONS TO END. $$ CAZ246-272300- /O.EXP.KLOX.FW.W.0003.000000T0000Z-111027T2200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- 252 PM PDT THU OCT 27 2011 ...RED FLAG WARNING WILL EXPIRE AT 3 PM PDT THIS AFTERNOON FOR GUSTY OFFSHORE WINDS AND VERY LOW RELATIVE HUMIDITY... THE RED FLAG WARNING WILL EXPIRE AT 3 PM PDT THIS AFTERNOON. THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 3 PM PDT. WINDS HAVE DIMINISHED CONSIDERABLY...ALLOWING FOR RED FLAG CONDITIONS TO END. $$ SIRARD FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/LOSANGELES (ALL LOWER CASE)
What forecasters said that day
The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Los Angeles, CA wrote its last area forecast discussion before this red flag warning went out at Oct 25, 1:46 PM PDT, 47 minutes earlier.
Area forecast discussion, Oct 25, 1:46 PM PDT, 47 minutes before
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 145 AM PDT TUE OCT 25 2011 .SYNOPSIS... THE UPPER LEVEL TROUGH WILL ALLOW FOR OVERNIGHT AND MORNING LOW CLOUDS AND FOG THROUGH WEDNESDAY. AS THE TROUGH EXITS... HIGH PRESSURE WILL BUILD IN ACROSS THE GREAT BASIN AND RESULT IN THE DEVELOPMENT OF OFFSHORE WINDS WHICH WILL BRING CLEARING SKIES AND WARMER TEMPERATURES...AS WELL AS DRY NORTHEAST WINDS OVER THE MOUNTAINS AND VALLEYS THROUGH THURSDAY. CONTINUED DRY CONDITIONS EXPECTED FOR THE WEEKEND. && .SHORT TERM (TODAY-THU)...THE COMBINATION OF A WEAK UPPER LVL TROUGH ACROSS THE REGION AND A VERY DEEP MARINE LAYER WAS ENOUGH TO CAUSE WIDESPREAD DRIZZLE AND OR ISOLATED SHOWERS ACROSS MANY PORTIONS OF LOS ANGELES AND VENTURA COUNTIES THIS MORNING AS WELL AS THIS AFTERNOON. SOME LOCAL RAINFALL TOTALS WERE JUST UNDER A TENTH OF AN INCH AROUND THE FOOTHILLS OF LA CANADA AND LA CRESCENTA DUE TO THE UPSLOPE AFFECT. THE TAIL END OF THIS UPPER TROUGH WILL CONTINUE TO LINGER THROUGH THIS EVENING THEN QUICKLY PUSH THROUGH TOMORROW MORNING. EXPECT THE MARINE LAYER DEPTH TO REMAIN AROUND 5000 FT OVERNIGHT CAUSING SOME DENSE FOG IN THE FOOTHILLS AND CONTINUED LIGHT SHOWERS AND AREAS OF DRIZZLE ACROSS THE VALLEYS AND A FEW COASTAL AREAS FOR LA AND VENTURA COUNTIES. WITH THE STRONG ONSHORE FLOW...THERE HAVE BEEN GUSTY SOUTHWEST WINDS ACROSS THE ANTELOPE VALLEY FOOTHILLS IN AND AROUND LAKE PALMDALE WITH A FEW ISOLATED GUSTS TO 50 MPH. TEMPERATURES WERE SIGNIFICANTLY COOLER TODAY WITH LITTLE IN THE WAY OF CLEARING EXPECTED TODAY AND OVERNIGHT. BY TOMORROW MORNING...THE MAIN ENERGY FROM THIS WEAK TROUGH WILL BE OVER ARIZ/UTAH. BEHIND THE FRONT...A MODEST 1030MB SURFACE HIGH SETS UP OVER NORTHERN NEVADA WHICH WILL TIGHTEN THE SFC PRESSURE GRADIENTS BY TOMORROW MORNING. THIS WILL TRANSLATE INTO INCREASING OFFSHORE WINDS ACROSS PORTIONS OF THE CWA. STRONGEST SANTA ANA WINDS WILL DEVELOP INITIALLY ACROSS THE LA/VTU COUNTY MOUNTAINS BY MID MORNING WITH SUSTAINED WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH...THEN SPREAD WESTWARD ACROSS THE WIND PRONE VALLEY PASSES AND CANYONS BY WEDNESDAY AFTERNOON AND EVENING. THE SAN GABRIEL VALLEY SHOULD REMAIN PROTECTED FROM THIS EVENT AS IT IS NOT CONSIDERED TO BE A STRONG AND WIDESPREAD WIND EVENT. IN FACT...THE SAN GABRIEL VALLEY AND EASTERN LA COUNTY COASTAL AREAS SHOULD HAVE SOME STRATUS LINGERING ACROSS THE AREA THROUGH WEDNESDAY MORNING. HIGH TEMPS WILL REMAIN QUITE COOL FOR THIS TIME OF YEAR..ESPECIALLY ACROSS THE ANTELOPE VALLEY AS COOLER AIR FROM THE GREAT BASIN BEGINS TO PUSH INTO THE AREA. BY WEDNESDAY EVENING...MODERATE OFFSHORE FLOW SHOULD AFFECT LA/VTU COUNTY VALLEYS AS WELL AS THE WIND PRONE COASTAL AREAS SUCH AS THE OXNARD PLAIN AND PASSES AND CANYONS IN AND AROUND MALIBU WED OVERNIGHT. WITH THE MUCH DRIER AIR PUSHING IN ACROSS THE ANTELOPE VALLEY...THERE WILL POSSIBLY BE THE NEED FOR A FROST ADVISORY EARLY THURSDAY MORNING IN WIND PROTECTED AREAS. WILL LET LATER SHIFTS LOOK AT THIS CLOSELY. THE MAIN STORY HOWEVER WILL BE THE SANTA ANA WINDS THROUGH FRIDAY MORNING. THE 12Z-18Z NAM WRF MODEL RUNS TRENDED OFFSHORE WINDS A TAD STRONGER. THE PEAK OF THE STRONGEST WINDS WILL OCCUR WEDNESDAY NIGHT INTO EARLY THURSDAY MORNING AS THERE WILL BE GOOD UPPER LVL SUPPORT. IF MODELS KEEP THE SAME TRENDS UP...WIND ADVISORIES WILL LIKELY BE NEEDED FOR THE LA/VTU COUNTY MOUNTAINS AND WIND PRONE VALLEYS. WILL LET FOLLOWING SHIFTS INTERROGATE NEW MODEL RUNS AND DECIDE IF WIND ADVISORIES WILL BE NEEDED. FOR THURSDAY...EXPECT A BEAUTIFUL CLOUDLESS DAY WITH SANTA ANA WINDS PREVAILING ACROSS THE MOUNTAINS AND VALLEYS MOST OF THE DAY...AND COASTAL AREAS IN THE MORNING HOURS. TEMPS WILL BEGIN TO WARM UP INTO THE UPPER 70S AND LOWER 80S ACROSS THE COAST AND COASTAL VALLEYS...WHILE THE ANTELOPE VALLEY WILL ONLY WARM UP TO AROUND 70. .LONG TERM (FRI-MON)...BOTH GFS AND ECMWF ARE IN GOOD AGREEMENT THROUGH SATURDAY AS A RIDGE ALOFT WILL PERSIST WITH WEAK OFFSHORE FLOW EXPECTED BETWEEN OVERNIGHT NIGHT HOURS AND MORNING HOURS. WITH LITTLE IN THE WAY OF COLD AIR ADVECTION...EXPECT COASTAL VALLEYS TO WARM UP TO THE MID TO UPPER 80S BOTH FRI-SAT...WITH SLIGHTLY COOLER TEMPS ACROSS THE INLAND COASTAL AREAS. SEA BREEZE SHOULD DEVELOP ALONG COASTAL AREAS BE EARLY AFTERNOON HOURS. FOR SUN-MON...MODELS BEGIN TO BECOME OUT OF PHASE WITH THE EUROPEAN MODEL BUILDING IN A STRONGER RIDGE..WHILE THE GFS CARRIES A ZONAL FLOW ACROSS THE REGION. AT THIS POINT WILL GO MORE WITH CLIMATOLOGY AND STICK WITH THE GFS AND TREND TO A SLIGHTLY COOLER TRANSITION FOR SUN/MON. BUT NOTHING EARTH-SHATTERING. STRATUS SHOULD REMAIN OVER COASTAL WATERS THROUGH THE WEEKEND...BUT DID ADD SOME COASTAL LOW CLOUDS FOR MON MORNING ACROSS LA/VTU COUNTY COASTAL AREAS. && .FIRE WX... HIGH CONFIDENCE EXISTS FOR WIDESPREAD VERY LOW HUMIDITIES...WITH SINGLE DIGIT HUMIDITIES BEGINNING IN THE MOUNTAINS BY LATE WEDNESDAY AFTERNOON...AND LIKELY SPREADING INTO MANY VALLEY LOCATIONS ON THURSDAY...THEN CONTINUING THROUGH AT LEAST SATURDAY. THE COMBINATION OF GUSTY WINDS AND VERY LOW HUMIDITIES WILL LIKELY RESULT IN CRITICAL FIRE WEATHER CONDITIONS FOR 6 HOURS OR MORE OVER THE MOUNTAINS...AND A RED FLAG WARNING IS NOW IN PLACE TO ADDRESS THOSE CONCERNS. WHILE THE WARNING IS IN EFFECT FOR ONLY THE MOUNTAINS...HEIGHTENED FIRE WEATHER CONCERNS WILL EXIST FOR THE VALLEYS OF LOS ANGELES AND VENTURA COUNTIES AS WELL...ESPECIALLY THE SANTA CLARITA AND EASTERN VENTURA VALLEYS WHICH MAY APPROACH RED FLAG CRITERIA. .AVIATION...25/1800Z. MID/UPPER LEVEL TROUGH OF LOW PRESSURE OVER NORTHERN CALIFORNIA WILL SHIFT SOUTHEAST AND MOVE OVER THE THE AREA. STRONG UPPER LEVEL SOUTHWEST WINDS WILL BECOME MODERATE NORTH AFTER 26/12Z WHILE LIGHT TO MODERATE MID LEVEL NORTHWEST WINDS BECOME LIGHT NORTH AFTER 26/21Z OVER THE AREA. ORGANIZED LOW CLOUD FIELD WITH TOPS APPROXIMATELY 5KFT WILL BECOME SCATTERED AFTER 26/17Z. MODERATE ONSHORE PRESSURE GRADIENT THROUGH 26/04Z...THEN WEAK NORTHERLY GRADIENT INLAND AND WEAK ONSHORE GRADIENT NEAR SHORE. KLAX...CHANCE CIGS 022-027 THROUGH 26/04Z AND BETWEEN 26/11-26/17Z. KBUR...CHANCE CIGS 017 AT TIMES THROUGH 25/22Z...OTHERWISE CHANCE CIGS 027 THROUGH THE PERIOD. VIRTUALLY CERTAIN - 95-100% VERY LIKELY - 80-95% LIKELY - 60-80% CHANCE - 30-60% VERY UNLIKELY - 20% OR LESS && .LOX WATCHES/WARNINGS/ADVISORIES... RED FLAG WARNING (SEE LAXRFWLOX). SPECIAL WEATHER STATEMENT (SEE LAXSPSLOX). && PUBLIC...KAPLAN AVIATION...30 FIRE...KITTELL SYNOPSIS...EMCH WWW.WEATHER.GOV/LOSANGELES
Hazardous weather outlook, Oct 25, 6:00 AM PDT, 8 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 600 AM PDT TUE OCT 25 2011 CAZ034>041-044>046-051>054-059-087-088-547-548-261300- SAN LUIS OBISPO COUNTY CENTRAL COAST- SANTA BARBARA COUNTY CENTRAL COAST-SANTA YNEZ VALLEY- SAN LUIS OBISPO COUNTY INTERIOR VALLEYS-CUYAMA VALLEY- SANTA BARBARA COUNTY SOUTH COAST-VENTURA COUNTY COAST- LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES- VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- SANTA MONICA MOUNTAINS RECREATIONAL AREA- SAN LUIS OBISPO COUNTY MOUNTAINS- SANTA BARBARA COUNTY MOUNTAINS-VENTURA COUNTY MOUNTAINS- LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- ANTELOPE VALLEY-CATALINA ISLAND-SANTA CLARITA VALLEY- LOS ANGELES COUNTY SAN FERNANDO VALLEY- LOS ANGELES COUNTY SAN GABRIEL VALLEY- 600 AM PDT TUE OCT 25 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA. .DAY ONE... TODAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN... WEDNESDAY THROUGH MONDAY FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING...THERE WILL BE THE POTENTIAL FOR A MODERATE SANTA ANA WIND EVENT. GUSTY OFFSHORE WINDS WILL MOSTLY BE FOCUSED BELOW AND THROUGH PASSES AND CANYONS OF LOS ANGELES AND VENTURA COUNTIES. WITH THE OFFSHORE WINDS... HUMIDITIES WILL POTENTIALLY FALL INTO SINGLE DIGITS ACROSS INLAND PORTIONS OF SOUTHERN CALIFORNIA WEDNESDAY NIGHT INTO THURSDAY. WHILE OFFSHORE WINDS ARE EXPECTED TO DIMINISH LATE THURSDAY...A VERY DRY AND WARM AIR MASS WILL LIKELY LINGER INTO THE WEEKEND.. THIS OFFSHORE WIND EVENT WILL LIKELY BRING HEIGHTENED FIRE WEATHER CONCERNS ACROSS THE REGION. THE GREATEST CONCERN IS IN THE MOUNTAINS...WHERE THE STRONGEST AND LONGER DURATION WINDS ARE EXPECTED...AND A FIRE WEATHER WATCH IS IN EFFECT TO ADDRESS THOSE CONCERNS. THE INFLUX OF VERY DRY AIR WILL ALLOW MUCH COLDER TEMPERATURES ON WEDNESDAY AND THURSDAY NIGHTS ACROSS ACROSS WIND PROTECTED PORTIONS OF THE MOUNTAINS...ANTELOPE VALLEY...AND INTERIOR VALLEYS OF SAN LUIS OBISPO AND SANTA BARBARA COUNTIES. THERE IS THE POTENTIAL FOR TEMPERATURES TO APPROACH THE FREEZING MARK IN THE ANTELOPE VALLEY. * FIRE WEATHER WATCH.........SEE WWUS86 KLOX - RFWLOX FOR DETAILS * * SPECIAL WEATHER STATEMENT..SEE WWUS86 KLOX - SPSLOX FOR DETAILS * .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. THOMPSON
The office that day
Everything else NWS Los Angeles, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 25, 2:30 PM PDT | Small Craft Advisory for Hazardous Seas | LOX | 13 hr |
Nearby
Red Flag Warnings in California, 2011Every red flag warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.