Alert archive / California / Red Flag Warnings in 2015
Red Flag Warning 4, NWS Los Angeles, CA
NWS Los Angeles, CA issued this red flag warning at Nov 20, 2015, 9:35 AM PST for Los Angeles County, California. It took effect at Nov 20, 2015, 8:00 PM PST. It was in force for 46 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
- Nov 20, 2015, 9:35 AM PST (17:35 UTC)
- In effect from
- Nov 20, 2015, 8:00 PM PST
- Expired
- Nov 22, 2015, 6:00 PM PST
- In force
- 46 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 17:39 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, 5.6 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3903 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
910 WWUS86 KLOX 201735 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 935 AM PST FRI NOV 20 2015 ...RED FLAG WARNING IN EFFECT THIS EVENING THROUGH EARLY SUNDAY EVENING FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY OVER MOST OF LOS ANGELES AND VENTURA COUNTIES... .INCREASING OFFSHORE FLOW IS EXPECTED THIS EVENING INTO EARLY SATURDAY MORNING AS HIGH PRESSURE BUILDS INTO THE GREAT BASIN. THE STRONGEST WINDS ARE EXPECTED LATE NIGHT THROUGH SATURDAY MORNING...BUT MODERATE NORTHEAST WINDS WILL LIKELY PERSIST THROUGH MUCH OF THE DAY SUNDAY. IN ADDITION...A VERY DRY AIR MASS WILL REMAIN OVER THE AREA WITH RELATIVE HUMIDITIES LOWERING INTO THE TEENS BY SATURDAY AFTERNOON AND POSSIBLY SINGLE DIGITS BY SUNDAY AFTERNOON. DUE TO THE VERY DRY VEGETATION IN THE AREA OF CONCERN IN COMBINATION WITH MODERATE WINDS AND LOW RELATIVE HUMIDITIES...RED FLAG CONDITIONS ARE EXPECTED TONIGHT THROUGH EARLY SUNDAY EVENING. WINDS WILL BEGIN TO SUBSIDE BY SUNDAY LATE AFTERNOON AS A WEAK UPPER TROUGH APPROACHES THE CENTRAL CALIFORNIA COAST...AND HUMIDITY VALUES SLOWLY INCREASE. CAZ246-253-254-202345- /O.UPG.KLOX.FW.A.0003.151121T0400Z-151123T0200Z/ /O.NEW.KLOX.FW.W.0004.151121T0400Z-151123T0200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 935 AM PST FRI NOV 20 2015 ...RED FLAG WARNING IN EFFECT FROM 8 PM THIS EVENING TO 6 PM PST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES...INCLUDING THE SANTA MONICA MOUNTAINS... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 6 PM PST SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * WINDS...NORTHEAST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH AND STRONGEST ON SATURDAY MORNING. LOCAL GUSTS TO 55 MPH WILL BE POSSIBLE OVER THE HIGHEST PEAKS. THE WINDS WILL DIMINISH SOMEWHAT LATE SATURDAY AFTERNOON...THEN PERSIST THROUGH SUNDAY AFTERNOON BEFORE DIMINISHING. * RELATIVE HUMIDITY...INITIALLY BETWEEN 20 AND 30 PERCENT THEN LOWERING INTO THE TEENS BY SATURDAY AFTERNOON WITH LITTLE OVERNIGHT RECOVERY SATURDAY NIGHT. VALUES IN THE SINGLE DIGITS ARE POSSIBLE ON SUNDAY. * IMPACTS...CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR ARE EXPECTED IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER 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. && $$ CAZ240-241-244-245-288-547-202345- /O.UPG.KLOX.FW.A.0003.151121T0400Z-151123T0200Z/ /O.NEW.KLOX.FW.W.0004.151121T0400Z-151123T0200Z/ VENTURA COUNTY COAST- LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES- VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY- 935 AM PST FRI NOV 20 2015 ...RED FLAG WARNING IN EFFECT FROM 8 PM THIS EVENING TO 6 PM PST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE COAST AND VALLEYS OF VENTURA AND LOS ANGELES COUNTIES...EXCLUDING THE SAN GABRIEL AND ANTELOPE VALLEYS OF LOS ANGELES COUNTY AND ONLY INCLUDING MALIBU TO THE HOLLYWOOD HILLS OF THE LOS ANGELES COUNTY COAST... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 6 PM PST SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * WINDS...NORTHEAST 15 TO 25 MPH WITH GUSTS 35 MPH TONIGHT ...INCREASING TO 20 TO 30 MPH WITH GUSTS 45 MPH EARLY SATURDAY MORNING. LOCALLY HIGHER GUSTS WILL BE POSSIBLE OVER WIND-PRONE FOOTHILL LOCATIONS. THE WINDS WILL DIMINISH SOMEWHAT LATE SATURDAY AFTERNOON...THEN PERSIST THROUGH SUNDAY AFTERNOON. * RELATIVE HUMIDITY...INITIALLY BETWEEN 20 AND 30 PERCENT THEN LOWERING INTO THE TEENS BY SATURDAY AFTERNOON. POOR OVERNIGHT RECOVERIES ARE EXPECTED SATURDAY NIGHT IN WIND-PRONE AREAS THEN VALUES BETWEEN 8 AND 12 PERCENT ARE POSSIBLE BY SUNDAY AFTERNOON. * IMPACTS...CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR ARE EXPECTED IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGERS TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$
5 follow-up statements
934 WWUS86 KLOX 202357 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 357 PM PST FRI NOV 20 2015 ...RED FLAG WARNING IN EFFECT THIS EVENING THROUGH EARLY SUNDAY EVENING FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY OVER MOST OF LOS ANGELES AND VENTURA COUNTIES... .INCREASING OFFSHORE FLOW IS EXPECTED THIS EVENING INTO EARLY SATURDAY MORNING AS HIGH PRESSURE BUILDS INTO THE GREAT BASIN. THE STRONGEST WINDS ARE EXPECTED LATE TONIGHT THROUGH SATURDAY MORNING...BUT MODERATE NORTHEAST WINDS WILL LIKELY PERSIST THROUGH MUCH OF THE DAY SUNDAY. IN ADDITION...A VERY DRY AIR MASS WILL REMAIN OVER THE AREA WITH RELATIVE HUMIDITIES LOWERING INTO THE TEENS BY SATURDAY AFTERNOON AND POSSIBLY SINGLE DIGITS BY SUNDAY AFTERNOON. DUE TO THE VERY DRY VEGETATION IN THE AREA OF CONCERN IN COMBINATION WITH MODERATE WINDS AND LOW RELATIVE HUMIDITIES...RED FLAG CONDITIONS ARE EXPECTED TONIGHT THROUGH EARLY SUNDAY EVENING. WINDS WILL BEGIN TO SUBSIDE BY SUNDAY LATE AFTERNOON AS A WEAK UPPER TROUGH APPROACHES THE CENTRAL CALIFORNIA COAST...AND HUMIDITY VALUES SLOWLY INCREASE. CAZ246-253-254-211745- /O.CON.KLOX.FW.W.0004.151121T0400Z-151123T0200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 357 PM PST FRI NOV 20 2015 ...RED FLAG WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 6 PM PST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES...INCLUDING THE SANTA MONICA MOUNTAINS... * WINDS...NORTHEAST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH AND STRONGEST ON SATURDAY MORNING. LOCAL GUSTS TO 55 MPH WILL BE POSSIBLE OVER THE HIGHEST PEAKS. THE WINDS WILL DIMINISH SOMEWHAT LATE SATURDAY AFTERNOON...THEN PERSIST THROUGH SUNDAY AFTERNOON BEFORE DIMINISHING. * RELATIVE HUMIDITY...INITIALLY BETWEEN 20 AND 30 PERCENT THEN LOWERING INTO THE TEENS BY SATURDAY AFTERNOON WITH LITTLE OVERNIGHT RECOVERY SATURDAY NIGHT. VALUES IN THE SINGLE DIGITS ARE POSSIBLE ON SUNDAY. * IMPACTS...CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR ARE EXPECTED IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER 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. && $$ CAZ240-241-244-245-288-547-211745- /O.CON.KLOX.FW.W.0004.151121T0400Z-151123T0200Z/ VENTURA COUNTY COAST- LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES- VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY- 357 PM PST FRI NOV 20 2015 ...RED FLAG WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 6 PM PST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE COAST AND VALLEYS OF VENTURA AND LOS ANGELES COUNTIES...EXCLUDING THE SAN GABRIEL AND ANTELOPE VALLEYS OF LOS ANGELES COUNTY AND ONLY INCLUDING MALIBU TO THE HOLLYWOOD HILLS OF THE LOS ANGELES COUNTY COAST... * WINDS...NORTHEAST 15 TO 25 MPH WITH GUSTS 35 MPH TONIGHT... INCREASING TO 20 TO 30 MPH WITH GUSTS 45 MPH EARLY SATURDAY MORNING. LOCALLY HIGHER GUSTS WILL BE POSSIBLE OVER WIND-PRONE FOOTHILL LOCATIONS. THE WINDS WILL DIMINISH SOMEWHAT LATE SATURDAY AFTERNOON...THEN PERSIST THROUGH SUNDAY AFTERNOON. * RELATIVE HUMIDITY...INITIALLY BETWEEN 20 AND 30 PERCENT THEN LOWERING INTO THE TEENS BY SATURDAY AFTERNOON. POOR OVERNIGHT RECOVERIES ARE EXPECTED SATURDAY NIGHT IN WIND-PRONE AREAS THEN VALUES BETWEEN 8 AND 12 PERCENT ARE POSSIBLE BY SUNDAY AFTERNOON. * IMPACTS...CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR ARE EXPECTED IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE BEHAVIOR. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$
229 WWUS86 KLOX 211747 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 947 AM PST SAT NOV 21 2015 ...RED FLAG WARNING IN EFFECT THROUGH 6 PM SUNDAY FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY OVER MOST OF LOS ANGELES AND VENTURA COUNTIES... .GUSTY NORTHEAST WINDS AND LOW HUMIDITIES WILL CONTINUE THROUGH LATE SUNDAY AFTERNOON OVER MUCH OF LOS ANGELES AND VENTURA COUNTIES. ALONG WITH DRY FUEL CONDITIONS...THESE WEATHER CONDITIONS WILL RESULT IN MARGINALLY CRITICAL CONDITIONS. POTENTIAL FIRE IGNITION SOURCES SHOULD BE HANDLED WITH CARE. CAZ246-253-254-220200- /O.CON.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 947 AM PST SAT NOV 21 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES...INCLUDING THE SANTA MONICA MOUNTAINS... * WINDS...NORTHEAST 15 TO 30 MPH WITH GUSTS TO 45 MPH. STRONGEST WINDS ARE EXPECTED AROUND NOON TODAY. * RELATIVE HUMIDITY...MINIMUM HUMIDITY BETWEEN 10 AND 20 PERCENT TODAY...LOWERING TO 8 TO 15 PERCENT ON SUNDAY. DRIEST CONDITIONS OVER LOWER ELEVATIONS. POOR OVERNIGHT RECOVERIES BETWEEN 15 AND 30 PERCENT. * IMPACTS...CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR ARE EXPECTED IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ240-241-244-245-288-547-220200- /O.CON.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ VENTURA COUNTY COAST- LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES- VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY- 947 AM PST SAT NOV 21 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER MOST COASTAL AND VALLEY AREAS OF VENTURA AND LOS ANGELES COUNTIES... * WINDS...NORTHEAST 15 TO 30 MPH WITH GUSTS TO 40 MPH. STRONGEST WINDS ARE EXPECTED AROUND NOON TODAY. THESE WINDS SHOULD NOT AFFECT THE EASTERN SAN FERNANDO VALLEY OR THE COASTAL AREAS OUTSIDE OF MALIBU AND THE HOLLYWOOD HILLS. * RELATIVE HUMIDITY...MINIMUM HUMIDITY BETWEEN 8 AND 15 PERCENT TODAY...LOWERING TO 6 TO 12 PERCENT ON SUNDAY. POOR OVERNIGHT RECOVERIES BETWEEN 20 AND 35 PERCENT. * IMPACTS...CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR ARE EXPECTED IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ KITTELL
209 WWUS86 KLOX 212309 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 309 PM PST SAT NOV 21 2015 ...RED FLAG WARNING IN EFFECT THROUGH 6 PM SUNDAY FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY OVER MOST OF LOS ANGELES AND VENTURA COUNTIES... .GUSTY NORTHEAST WINDS AND LOW HUMIDITIES WILL CONTINUE THROUGH LATE SUNDAY AFTERNOON OVER MUCH OF LOS ANGELES AND VENTURA COUNTIES. ALONG WITH DRY FUEL CONDITIONS...THESE WEATHER CONDITIONS WILL RESULT IN MARGINALLY CRITICAL CONDITIONS. POTENTIAL FIRE IGNITION SOURCES SHOULD BE HANDLED WITH CARE. CAZ246-253-254-221800- /O.CON.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 309 PM PST SAT NOV 21 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES...INCLUDING THE SANTA MONICA MOUNTAINS... * WINDS...NORTHEAST 10 TO 25 MPH WITH GUSTS TO 40 MPH. STRONGEST WINDS ARE EXPECTED AROUND MIDNIGHT TONIGHT...AND AROUND NOON ON SUNDAY. * RELATIVE HUMIDITY...POOR OVERNIGHT RECOVERIES TONIGHT BETWEEN 15 AND 30 PERCENT. MINIMUM HUMIDITY BETWEEN 8 AND 18 PERCENT ON SUNDAY. DRIEST CONDITIONS OVER LOWER ELEVATIONS. * IMPACTS...CONDITIONS ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ240-244-245-288-221800- /O.CON.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ VENTURA COUNTY COAST-VENTURA COUNTY INTERIOR VALLEYS- VENTURA COUNTY COASTAL VALLEYS-SANTA CLARITA VALLEY- 309 PM PST SAT NOV 21 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE VENTURA COUNTY AND SANTA CLARITA VALLEYS... * WINDS...NORTHEAST 10 TO 20 MPH WITH GUSTS TO 30 MPH. ISOLATED GUSTS TO 40 MPH IN THE HILLS. STRONGEST WINDS ARE EXPECTED AROUND MIDNIGHT TONIGHT...AND AROUND NOON ON SUNDAY. * RELATIVE HUMIDITY...POOR OVERNIGHT RECOVERIES TONIGHT BETWEEN 15 AND 30 PERCENT. MINIMUM HUMIDITY BETWEEN 6 AND 12 PERCENT ON SUNDAY. * IMPACTS...CONDITIONS ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ241-547-221800- /O.CON.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES- LOS ANGELES COUNTY SAN FERNANDO VALLEY- 309 PM PST SAT NOV 21 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE MALIBU AND WEST SAN FERNANDO VALLEY AREAS... * WINDS...NORTH TO NORTHEAST 8 TO 15 MPH WITH GUSTS TO 25 MPH AROUND MALIBU AND THE WEST SAN FERNANDO VALLEY. STRONGEST WINDS ARE EXPECTED AROUND MIDNIGHT TONIGHT...AND AROUND NOON ON SUNDAY. * RELATIVE HUMIDITY...POOR OVERNIGHT RECOVERIES TONIGHT BETWEEN 15 AND 35 PERCENT. MINIMUM HUMIDITY BETWEEN 6 AND 12 PERCENT ON SUNDAY. * IMPACTS...CONDITIONS ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ KITTELL
965 WWUS86 KLOX 221720 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 920 AM PST SUN NOV 22 2015 ...RED FLAG WARNING IN EFFECT THROUGH 6 PM TODAY FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY OVER MOST OF LOS ANGELES AND VENTURA COUNTIES... .GUSTY NORTHEAST WINDS AND LOW HUMIDITIES WILL CONTINUE THROUGH LATE THIS AFTERNOON OVER MUCH OF LOS ANGELES AND VENTURA COUNTIES. ALONG WITH DRY FUEL CONDITIONS...THESE WEATHER CONDITIONS WILL RESULT IN MARGINALLY CRITICAL CONDITIONS. POTENTIAL FIRE IGNITION SOURCES SHOULD BE HANDLED WITH CARE. CAZ246-253-254-230200- /O.CON.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 920 AM PST SUN NOV 22 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES...INCLUDING THE SANTA MONICA MOUNTAINS... * WINDS...NORTHEAST 10 TO 25 MPH WITH GUSTS TO 40 MPH. STRONGEST WINDS ARE EXPECTED LATE THIS MORNING. * RELATIVE HUMIDITY...MINIMUM HUMIDITY BETWEEN 6 AND 15 PERCENT. * IMPACTS...CONDITIONS ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ240-244-245-288-230200- /O.CON.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ VENTURA COUNTY COAST-VENTURA COUNTY INTERIOR VALLEYS- VENTURA COUNTY COASTAL VALLEYS-SANTA CLARITA VALLEY- 920 AM PST SUN NOV 22 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE VENTURA COUNTY AND SANTA CLARITA VALLEYS... * WINDS...NORTHEAST 10 TO 20 MPH WITH GUSTS TO 30 MPH. ISOLATED GUSTS TO 40 MPH IN THE HILLS. STRONGEST WINDS ARE EXPECTED LATE THIS MORNING. * RELATIVE HUMIDITY...MINIMUM HUMIDITY BETWEEN 5 AND 10 PERCENT. * IMPACTS...CONDITIONS ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ241-547-230200- /O.CON.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES- LOS ANGELES COUNTY SAN FERNANDO VALLEY- 920 AM PST SUN NOV 22 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FROM MALIBU TO THE HOLLYWOOD HILLS AND THE WEST SAN FERNANDO VALLEY... * WINDS...NORTH TO NORTHEAST 8 TO 15 MPH WITH GUSTS TO 25 MPH FROM MALIBU TO THE HOLLYWOOD HILLS AND THE WEST SAN FERNANDO VALLEY. STRONGEST WINDS ARE EXPECTED LATE THIS MORNING. * RELATIVE HUMIDITY...MINIMUM HUMIDITY BETWEEN 6 AND 12 PERCENT. * IMPACTS...CONDITIONS ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR IF FIRE IGNITION OCCURS...WHICH WOULD RESULT IN DANGER TO LIFE AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ KITTELL
446 WWUS86 KLOX 230144 RFWLOX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 544 PM PST SUN NOV 22 2015 CAZ246-253-254-230245- /O.EXP.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ SANTA MONICA MOUNTAINS RECREATIONAL AREA- VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST- LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST- 544 PM PST SUN NOV 22 2015 ...RED FLAG WARNING WILL EXPIRE AT 6 PM PST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE MOUNTAINS OF VENTURA AND LOS ANGELES COUNTIES...INCLUDING THE SANTA MONICA MOUNTAINS... WINDS HAVE DECREASED IN MANY AREAS AND HUMIDITIES HAVE INCREASED SOME EARLY THIS EVENING. THERE WERE A FEW LOCATIONS THAT HAD CLOSE TO CRITICAL FIRE WEATHER CONDITIONS...BUT OVERALL THE FIRE WEATHER CONDITIONS WILL IMPROVE THROUGH THE EVENING. AS A RESULT...THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 6 PM PST. $$ CAZ240-244-245-288-230245- /O.EXP.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ VENTURA COUNTY COAST-VENTURA COUNTY INTERIOR VALLEYS- VENTURA COUNTY COASTAL VALLEYS-SANTA CLARITA VALLEY- 544 PM PST SUN NOV 22 2015 ...RED FLAG WARNING WILL EXPIRE AT 6 PM PST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE VENTURA COUNTY AND SANTA CLARITA VALLEYS... WINDS HAVE DECREASED IN MANY AREAS AND HUMIDITIES HAVE INCREASED SOME EARLY THIS EVENING. THERE WERE A FEW LOCATIONS THAT HAD CLOSE TO CRITICAL FIRE WEATHER CONDITIONS...BUT OVERALL THE FIRE WEATHER CONDITIONS WILL IMPROVE THROUGH THE EVENING. AS A RESULT...THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 6 PM PST. $$ CAZ241-547-230245- /O.EXP.KLOX.FW.W.0004.000000T0000Z-151123T0200Z/ LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES- LOS ANGELES COUNTY SAN FERNANDO VALLEY- 544 PM PST SUN NOV 22 2015 ...RED FLAG WARNING WILL EXPIRE AT 6 PM PST THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FROM MALIBU TO THE HOLLYWOOD HILLS AND THE WEST SAN FERNANDO VALLEY... WINDS HAVE DECREASED IN MANY AREAS AND HUMIDITIES HAVE INCREASED SOME EARLY THIS EVENING. THERE WERE A FEW LOCATIONS THAT HAD CLOSE TO CRITICAL FIRE WEATHER CONDITIONS...BUT OVERALL THE FIRE WEATHER CONDITIONS WILL IMPROVE THROUGH THE EVENING. AS A RESULT...THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 6 PM PST. $$
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 Nov 20, 9:15 AM PST, 20 minutes earlier.
Area forecast discussion, Nov 20, 9:15 AM PST, 20 minutes before
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 915 AM PST FRI NOV 20 2015 .SYNOPSIS... WEAK OFFSHORE FLOW WILL BRING ABOVE NORMAL TEMPERATURES FOR THE COAST AND VALLEYS FOR TODAY. SANTA ANA CONDITIONS ARE EXPECTED TONIGHT THROUGH SUNDAY AS HIGH PRESSURE BUILDS OVER THE GREAT BASIN. TEMPERATURES SLIGHTLY COOLER SATURDAY INLAND. A WEAK UPPER LOW WILL BEGIN A COOLING TREND MONDAY...AND A SECOND COLDER LOW ARRIVES BY MIDWEEK...WITH HIGHS DIPPING INTO THE MID TO LOW SIXTIES OR LOWER. LESS CONFIDENT FOR RAIN FOR MIDWEEK...BUT EXPECT WINDY CONDITIONS. && .SHORT TERM (TODAY-SUN)... OVERALL THE FORECAST IS IN GOOD SHAPE. HAVE BUMPED UP TEMPERATURES A FEW DEGREES IN SOME COASTAL LOCATIONS TO REFLECT THE CONTINUED WARMING TREND FROM YESTERDAY. NO RECORDS ARE EXPECTED TODAY. WINDS WERE ALSO TRIMMED BACK FOR TODAY TO MATCH TRENDS THIS MORNING. GENERALLY CLEAR SKIES WITH WEAK OFFSHORE FLOW CONTINUES TODAY. LOCAL WIND GUSTS AROUND 20 KNOTS IN SANTA BARBARA COUNTY ARE SUPPORTING SLIGHTLY WARMER CONDITIONS THAN WE SAW THIS TIME YESTERDAY. A WIND ADVISORY WILL LIKELY BE ISSUED WITH THE AFTERNOON PACKAGE FOR PARTS OF LOS ANGELES AND VENTURA COUNTY AS OFFSHORE WINDS ARE EXPECTED TO INCREASE TONIGHT...LASTING INTO TOMORROW. ***FROM PREVIOUS DISCUSSION*** BY THIS EVENING...A STRONG 1043 MB SURFACE HIGH WILL DEVELOP ACROSS THE GREAT BASIN AND ROCKIES BEHIND THE FRONTAL PASSAGE. THIS WILL AFFECT OUR WEATHER AS A TIGHT SURFACE PRESSURE GRADIENT WILL DEVELOP AS THE COLDER AIR FROM THE GREAT BASIN REGION IS PUSHED TOWARD THE HIGH DESERT. GUSTY SANTA ANA WINDS ARE LIKELY TO STRENGTHEN AS EARLY AS THIS EVENING OR AROUND MIDNIGHT ACROSS THE LA/VTU COUNTY MOUNTAINS...THEN SPREAD INTO THE VALLEYS AND COASTAL AREAS. IN FACT...THIS SHOULD BRING SOME GUSTY WINDS TO AVALON HARBOR BY SATURDAY MORNING. 950 MB TEMPS ARE EXPECTED TO DROP TO AROUND 6 DEGREES ACROSS THE ANTELOPE VALLEY. THIS COOLER AIR ADVECTION WILL MODIFY TEMPS FOR SATURDAY A FEW DEGREES AS HIGH TEMPS ARE ONLY EXPECTED TO REACH THE LOWER TO MID 60S ACROSS THE ANTELOPE VALLEY AND COOL A FEW DEGREES ACROSS THE COAST AND COASTAL VALLEYS...STILL REMAINING WELL ABOVE NORMAL INTO THE LOWER 80S. THE LAX-DAG SURFACE GRADIENT IS EXPECTED TO PEAK AROUND -7.3MB EARLY SATURDAY MORNING AND ONLY WEAKEN A FEW MILLIBARS TO AROUND -4 MB BY SATURDAY AFTERNOON. THEREFORE...EXPECT WINDY CONDITIONS TO CONTINUE ACROSS THE USUAL WIND PRONE AREAS OF LA/VTU COUNTIES WEST OF THE MOUNTAINS INTO THE AFTERNOON HOURS. AT THIS TIME IT LOOKS LIKE THIS WILL BE A MODERATE SANTA ANA EVENT. WIND ADVISORIES WILL LIKELY BE ISSUED FOR THE USUAL WIND PRONE ZONES OF LA/VTU COUNTIES. STRONGEST WIND GUSTS WILL BE AROUND 55 MPH IN THE MOUNTAINS...AND BETWEEN 40 TO 50 ACROSS WINDIEST VALLEY AND COASTAL AREAS. THERE IS NO UPPER LEVEL SUPPORT WITH THIS EVENT BOTH SATURDAY AND SUNDAY...OTHERWISE THIS COULD HAVE BEEN STRONGER AND MORE WIDESPREAD. ONE THING PEOPLE SHOULD BE AWARE OF...WITH THE PROLONGED DROUGHT AND DISEASED TREES AROUND SOUTHERN CALIFORNIA...WIND GUSTS LESS THAN 50 MPH COULD BRING TREES TOPPLING DOWN JUST ABOUT ANYWHERE. WINDS WILL DIMINISH SOME LATE AFTERNOON AND EARLY EVENING...BUT EXPECT ANOTHER ROUND OF GUSTY WINDS FOR SUNDAY MORNING...MAYBE A TAD WEAKER...BUT PROBABLY WORTHY OF WIND ADVISORIES ONCE AGAIN. THERE SHOULD BE A DEGREE OR TWO OF WARMING ACROSS THE COAST AND VALLEYS...AS WELL AS THE ANTELOPE VALLEY. A FIRE WX WATCH HAS BEEN ISSUED FOR MOST AREAS OF LOS ANGELES AND VENTURA COUNTIES DUE TO THE COMBINATION OF SANTA ANA WINDS AND DRY CONDITIONS EXPECTED THIS EVENING THROUGH SUNDAY EVENING. THERE IS A GOOD CHANCE THIS WATCH WILL BE CONVERTED TO A RED FLAG WARNING LATER TODAY. .LONG TERM (MON-THU)... THERE WILL CONTINUE TO BE WEAK OFFSHORE FLOW ON MONDAY...BUT THE SEA BREEZE SHOULD PICK UP EARLY WHICH WILL CAUSE THE COASTAL AREAS TO EXPERIENCE BETTER COOLING WHILE THE VALLEYS WILL BE A FEW DEGREES COOLER OVERALL. THE UPPER RIDGE WILL FLATTEN AS A QUICK MOVING SHORT WAVE MOVES ACROSS NRN CAL MONDAY...FOLLOWED BY A MORE VIGOROUS UPPER TROUGH THAT CUTS OFF OVER NRN CALIFORNIA AND NEVADA ON WEDNESDAY. LATEST MODELS HAVE TRENDED THE LOW FARTHER EAST WHICH HAS PRETTY MUCH DIMINISHED ANY CHANCE OF SHOWERS AT LEAST NOT UNTIL WEDNESDAY. LATEST GFS, ECMWF ARE VIRTUALLY DRY THROUGH TUESDAY...WHILE THE ECMWF SHOWS VERY LITTLE PRECIP...AND MAINLY FOR INTERIOR LOCATIONS INCLUDING THE NRN SLOPES OF LA/VTU COUNTY MTNS ON WEDNESDAY. THE NORTHERLY FLOW ON THE WESTERN PERIPHERAL WILL NOT BE CONDUCIVE FOR MUCH PRECIP...WITH LITTLE MOISTURE TO TAP INTO. HAVE TAKEN OUT POPS FOR TUESDAY...AND CUT BACK TO ONLY SLIGHT CHANCE POPS FOR MOST AREAS ON WEDNESDAY. REGARDLESS...TEMPERATURES WILL BE SIGNIFICANTLY COOLER BY TUESDAY...AND REMAIN COOLER THAN NORMAL THROUGH AT LEAST NEXT THURSDAY. AT THIS POINT IT LOOKS MORE LIKE A WINDY FORECAST FOR MUCH OF NEXT WEEK AND MOSTLY DRY. MAYBE ANOTHER SHOT OF RAIN BY LATE FRIDAY INTO THE FOLLOWING WEEKEND AS ANOTHER TROUGH MOVES SOUTH FROM THE GULF OF ALASKA. && .AVIATION...20/1000Z.... AT 0950Z...THERE WAS A SURFACE-BASED INVERSION AT KLAX. THE TOP OF THE INVERSION WAS 1100 FEET WITH A TEMPERATURE OF 23 DEGREES CELSIUS. OVERALL...HIGH CONFIDENCE IN 12Z TAF PACKAGE. WEAK OFFSHORE FLOW WILL KEEP ALL SITES VFR THRU THE PERIOD. THERE WILL BE SOME WEAK NORTHEASTERLY WINDS THIS MORNING AT KOXR/KVNY/KSBP/KSMX AND AT KWJF/KPMD THIS AFTERNOON/EVENING. LATE THIS EVENING AND INTO SATURDAY MORNING...MODERATE SANTA ANA WINDS WILL DEVELOP ACROSS VENTURA AND LOS ANGELES COUNTIES. SO...THERE WILL BE SOME GUSTY NORTHEAST WINDS AT THE USUAL SITES ALONG WITH THE POSSIBILITY OF MODERATE LLWS/TURBULENCE. KLAX...HIGH CONFIDENCE IN THE 12Z TAF AS VFR CONDS WILL PREVAIL THRU THE PERIOD. THERE IS A SLIGHT CHANCE OF EASTERLY WINDS 6-10 KT AFTER 10Z SATURDAY. KBUR...HIGH CONFIDENCE IN THE 12Z TAF AS VFR CONDS WILL PREVAIL THRU THE PERIOD. LATE THIS EVENING AND INTO SATURDAY MORNING...THERE IS A GOOD CHANCE OF MODERATE LLWS/TURBULENCE. && .MARINE...20/900 AM. NORTHEAST WINDS ARE EXPECTED TO DEVELOP AND INCREASE TONIGHT FROM VENTURA HARBOR TO PACIFIC PALISADES AND EXTEND OUT TO THE NORTHERN CHANNEL ISLANDS AND THERE IS A CHANCE SCA CONDITIONS WILL EXIST EARLY SATURDAY MORNING THROUGH EARLY SATURDAY AFTERNOON. NORTHEAST WINDS ARE EXPECTED TO REDEVELOP AND STRENGTHEN AGAIN SATURDAY NIGHT AND THERE IS A SLIGHT CHANCE SCA CONDITIONS WILL EXIST SUNDAY MORNING. NORTH-NORTHWEST WINDS ARE EXPECTED TO DEVELOP AND INCREASE TUESDAY AND SCA CONDITIONS ARE LIKELY AND THERE IS A SLIGHT CHANCE OF GALES IN THE AFTERNOON. && .LOX WATCHES/WARNINGS/ADVISORIES... RED FLAG WARNING (SEE LAXRFWLOX). && PUBLIC...KITTELL/KAPLAN/MUNROE AVIATION/MARINE...30 SYNOPSIS...THORNTON WWW.WEATHER.GOV/LOSANGELES
Hazardous weather outlook, Nov 20, 6:00 AM PST, 3 hours 35 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 600 AM PST FRI NOV 20 2015 CAZ034>041-044>046-051>054-059-087-088-547-548-211400- 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 PST FRI NOV 20 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA. .DAY ONE... TODAY GUSTY OFFSHORE WINDS WILL IMPACT LOS ANGELES AND VENTURA COUNTIES LATE THIS EVENING THROUGH SUNDAY. THESE WINDS WILL BE STRONG ENOUGH TO CREATE DRIVING HAZARDS AND DAMAGE TO DROUGHT STRESSED TREES. THE WINDS AND DRYING AIR COULD ALSO RESULT IN A FAVORABLE ENVIRONMENT FOR EXTREME FIRE BEHAVIOR IF A FIRE BEGINS. * FIRE WEATHER WATCH.........SEE WWUS86 KLOX - RFWLOX FOR DETAILS * .DAYS TWO THROUGH SEVEN... SATURDAY THROUGH THURSDAY A COLD LOW PRESSURE SYSTEM WILL IMPACT THE REGION ON WEDNESDAY AND THURSDAY. THIS SYSTEM COULD BRING GUSTY WINDS...LIGHT TO MODERATE RAIN...AND LOW SNOW LEVELS...WHICH WOULD IMPACT THANKSGIVING TRAVEL. * FIRE WEATHER WATCH.........SEE WWUS86 KLOX - RFWLOX FOR DETAILS * .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. KAPLAN
The office that day
Everything else NWS Los Angeles, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 20, 2:31 PM PST | Wind Advisory | LOX | Los Angeles | 27 hr |
Nearby
Red Flag Warnings in California, 2015Every red flag warning in 2015
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.