Surface high pressure, building into the Great Basin, brought a third round of Santa Ana winds to Southern California. In the mountains of Ventura and Los Angeles counties, north to northeast winds gusts as high as 87 MPH were reported.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS LOX wrote it up.
Surface high pressure, building into the Great Basin, brought a third round of Santa Ana winds to Southern California. In the mountains of Ventura and Los Angeles counties, north to northeast winds gusts as high as 87 MPH were reported.
The local office's own words before the first event, 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 the first event at Dec 29, 3:30 AM PST, 3 hours 23 minutes earlier.
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 330 AM PST SUN DEC 29 2013 .SYNOPSIS... GUSTY SANTA ANA WINDS WILL RETURN THIS MORNING AND LAST THROUGH THE EVENING. THESE WINDS ALONG WITH LOW HUMIDITIES WILL BRING CRITICAL FIRE WEATHER CONDITIONS TO THE AREA. TEMPERATURES WILL REMAIN ABOVE SEASONAL NORMALS. IT WILL BE DRY THROUGH THE PERIOD. && .SHORT TERM (TODAY-TUE)... ANOTHER SUNNY WINDY AND DRY TODAY. ALL DUE TO A STRONG EAST PAC RIDGE AND A LARGE SFC HIGH PRESSURE SYSTEM OVER THE GREAT BASIN. SOUNDS FAMILIAR...BUT THIS WIND EVENT WILL BE A NOTCH OR TWO ABOVE THE PREVIOUS ONES AS DECENT COLD AIR ADVECTION AND UPPER LEVEL SUPPORT WILL ADD TO THE WINDS. THE L.A. MTNS AND THE SANTA MONICA RANGE WILL LIKELY SEE A FEW 70 MPH GUSTS. THE SANTA CLARITA VLY AND THE VLYS EITHER SIDE OF THE LA/VTA COUNTY LINE WILL SEE WIND GUSTS THAT WILL BE ON THE HIGH END OF THE ADVISORY CRITERIA AND 50 TO 55 MPH GUSTS WILL BE LIKELY THROUGH THE DAY. THE WINDS WILL LAST THROUGH THE EVENING AND THE WIND WARNINGS IN THE MTNS WILL NEED TO BE REPLACED WITH ADVISORIES LATE THIS AFTERNOON. THE WINDS AND LOW HUMIDITIES WILL COMBINE TO CREATE CRITICAL FIRE WEATHER DANGER. PLEASE REFER TO THE FIRE WX DISCUSSION BELOW FOR MORE INFORMATION. SOMEWHAT INCONGRUOUSLY THERE IS A PATCH OF LOW CLOUDS AND DENSE FOG OVER THE LGB TO LAX AREA. THIS FOG FORMED EARLIER WITH A WEAK EDDY. SINCE THE AREA AFFECTED IS THE LAST AREA THAT THE OFFSHORE WINDS WILL AFFECT...PATCHY DENSE FOG WILL LINGER A FEW HOURS PAST SUNRISE. THE WINDS WILL ABATE MONDAY BUT THEY WILL STILL BE SIGNIFICANTLY OFFSHORE LOOK FOR MORNING WINDS 15 TO 25 MPH. THE OFFSHORE FLOW WILL BRING GOOD COMPRESSIONAL HEATING TO THE COASTS AND VLYS MAKING MONDAY THE WARMEST DAY OF THE WEEK. THERE WILL BE LESS OFFSHORE TUESDAY AND TEMPS WILL COOL SOME ESP NEAR THE COAST. .LONG TERM (WED-SAT)... ALL MDLS KEEP THE RIDGE IN PLACE WED THROUGH FRIDAY WITH SFC OFFSHORE FLOW. TEMPS WILL RISE A LITTLE WEDNESDAY AND THEN STAY ABOUT THE SAME THU AND FRI. THERE COULD BE SOME MID AND HIGH LEVEL CLOUDS SLIPPING THROUGH THE RIDGE TO MAKE SKIES PARTLY CLOUDY AT TIMES. ALL MDLS SHOW THE RIDGE GIVING WAY TO A TROF (THE EC HAS A PRETTY GOOD SIZED INSIDE SLIDER) LOOK FOR A GOOD COOL DOWN OVER THE ENTIRE AREA. && .AVIATION... 29/1130Z. EXCEPT FOR AREAS OF LIFR TO VLIFR CONDS ACROSS THE LOS ANGELES COUNTY COAST...CONDS WERE VFR ACROSS THE REGION. EXPECT THE LOW CIGS AND VSBYS TO RAPIDLY IMPROVE TO VFR ACROSS L.A. COUNTY BY DAYBREAK...ALTHOUGH THERE IS A SLIGHT CHANCE THAT CIGS/FOG COULD LINGER NEAR THE IMMEDIATE BEACH AREAS THROUGH MID OR LATE MORNING. GUSTY NE WINDS IN THE MTNS WILL PUSH INTO THE VALLEYS SHORTLY...AND REACH THE VTU COUNTY COASTAL PLAIN AND BELOW PASSES AND CANYONS FROM MALIBU TO THE HOLLYWOOD HILLS AROUND DAYBREAK. WINDS WILL GRADUALLY DIMINISH BY MID OR LATE AFTERNOON...THROUGH LOCALLY GUSTY WINDS WILL PERSIST INTO MON MORNING...ESPECIALLY IN THE MTNS. THERE WILL BE AREAS OF LLWS AND MDT TO STG UDDFS ACROSS L.A. AND VTU COUNTIES THROUGH THIS AFTERNOON. KLAX...MODERATE CONFIDENCE IN THE 12Z TAF. THERE IS A 20 TO 30 PERCENT CHANCE THAT CIGS COULD LINGER THROUGH 15Z OR 16Z. THERE IS A 10 TO 20 PERCENT CHANCE THAT EAST WINDS WILL REACH 12 KNOTS BETWEEN 12Z AND 15Z. KBUR...HIGH CONFIDENCE IN THE 12Z TAF WITH VFR CONDS THROUGH THE PD. SOME LLWS AND MDT TO STG UDDF ARE LIKELY THROUGH THE AFTERNOON. && .LOX WATCHES/WARNINGS/ADVISORIES... HIGH WIND WARNING (SEE LAXNPWLOX). RED FLAG WARNING (SEE LAXRFWLOX). WIND ADVISORY (SEE LAXNPWLOX). SMALL CRAFT ADVISORY (SEE LAXMWWLOX). && PUBLIC...RORKE AVIATION...BRUNO SYNOPSIS...B WWW.WEATHER.GOV/LOSANGELES
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 600 AM PST SUN DEC 29 2013 CAZ034>041-044>046-051>054-059-087-088-547-548-291500- 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 SUN DEC 29 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA. WFO LOX PLANS TO DISCONTINUE THIS PRODUCT IN 2014. PLEASE DIRECT ANY COMMENTS TO ERIC BOLDT AT 805-988-6623. .DAY ONE... TODAY AND TONIGHT A MODERATE TO STRONG SANTA ANA WIND EVENT WILL PRODUCE HAZARDOUS DRIVING CONDITIONS AND POSSIBLE DOWNED TREE LIMBS AND POWER LINES. THE GUSTY WINDS WILL COMBINE WITH VERY LOW RELATIVE HUMIDITY LEVELS TO PRODUCE CRITICAL FIRE WEATHER CONDITIONS ACROSS SECTIONS OF VENTURA AND LOS ANGELES COUNTIES. A MODERATE SWELL WILL RESULT IN AN INCREASED RISK FOR DANGEROUS RIP CURRENTS. * HIGH WIND WARNING..........SEE WWUS76 KLOX - NPWLOX FOR DETAILS * * RED FLAG WARNING...........SEE WWUS86 KLOX - RFWLOX FOR DETAILS * * WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS * * HIGH RIP CURRENT RISK......SEE FZUS56 KLOX - SRFLOX FOR DETAILS * .DAYS TWO THROUGH SEVEN... MONDAY THROUGH SATURDAY FOR MONDAY...THE OFFSHORE WINDS ARE EXPECTED TO BE WEAKER. HOWEVER...THERE COULD BE ADVISORY LEVEL WINDS IN SOME AREAS ALONG WITH CONTINUED FIRE WEATHER CONCERNS. * HIGH WIND WARNING..........SEE WWUS76 KLOX - NPWLOX FOR DETAILS * * RED FLAG WARNING...........SEE WWUS86 KLOX - RFWLOX FOR DETAILS * * WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS * .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. ASR
3 high wind. Local standard time, as filed.
Strong north to northeast winds developed across the mountains of Los Angeles county. The Camp Nine RAWS sensor reported wind gusts between 60 and 62 MPH while the Chilao RAWS sensor reported gusts between 61 and 67 MPH.
Strong north to northeast winds developed across the mountains of Ventura county. Wind gusts in excess of 60 MPH were reported.
Strong north to northeast winds developed across the Santa Monica Mountains. At Laguna Peak, sustained winds of 62 MPH with gusts as high as 87 MPH were reported. At the Malibu Hills RAWS sensor, wind gusts between 59 and 62 MPH were reported.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in California in 2013Every state in 2013This day in weather historyWarnings in California, December 2013
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 490739, 490740, 490741.