California, 2007

High Wind in California, March 3, 2007

March 3, 2007 · NWS LOX · 2 events in 2 counties and zones

In early March, a moderate offshore flow pattern produced strong and gusty north to northeast winds across the mountains of Ventura and Los Angeles counties.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
2

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.

What happened

The episode as NWS LOX wrote it up.

In early March, a moderate offshore flow pattern produced strong and gusty north to northeast winds across the mountains of Ventura and Los Angeles counties.

What forecasters said that day

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 Mar 2, 9:25 PM PST, 5 hours 25 minutes earlier.

Area forecast discussion, Mar 2, 9:25 PM PST, 5 hours 25 minutes before
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
925 PM PST FRI MAR 2 2007

.SHORT TERM (TONIGHT-MON)...GUSTY WINDS HAVE BEEN NOTED ACROSS
THE SBA S COAST AROUND MONTECITO THIS EVENING AND ALSO OVER THE SMO
MTNS AND PORTIONS OF THE L.A. MTNS. AS THE OFFSHORE GRADIENTS
INCREASE OVERNIGHT IT LOOKS LIKE WINDS WILL INCREASE AND BECOME
QUITE STRONG AND GUSTY OVER THE VALLEYS AND MTNS OF VTU/L.A.
COUNTIES. A HIGH WIND WARNING IS IN EFFECT FOR THE MTNS OF VTU/L.A.
COUNTIES INCLUDING THE SMO MTNS...AND WIND ADVISORIES ARE IN EFFECT
FOR THE VALLEYS FROM MIDNIGHT TONIGHT THRU EARLY SAT AFTERNOON.
PLEASE SEE LAXNPWLOX FOR DETAILS. OTHERWISE...MOSTLY CLEAR SKIES
WITH JUST A FEW HI CLOUDS AT TIMES CAN BE EXPECTED OVER THE DISTRICT
TONIGHT.

UPPER RIDGE OFF THE CA COAST TONIGHT WILL MOVE E AND INTO THE STATE
ON SAT. THE RIDGE WILL MOVE E INTO THE GREAT BASIN FOR SUN WITH A
BROAD SW FLOW ALOFT OVER SRN CA. IT LOOKS LIKE THE SW FLOW ALOFT
WILL PERSIST INTO MON WITH A WEAK UPPER TROF MOVING TO THE COAST BY
LATE IN THE DAY. DRY AND WARMER WEATHER IS FORECAST THRU THE WEEKEND
WITH SOME VALLEY AREAS OVER VTU/L.A. COUNTIES REACHING INTO THE
LOWER 80S ON SUN. THE OFFSHORE WINDS SHOULD DIMINISH SAT AFTERNOON
THEN INCREASE AGAIN SAT NIGHT AND SUN MORNING BUT SHOULD NOT BE AS
STRONG AS TONIGHT. FAIR WEATHER WITH SOME HI CLOUDS CAN BE EXPECTED
MON WITH TEMPS INLAND A FEW DEGREES ABOVE NORMAL AND NEAR NORMAL
ALONG THE COAST AS ONSHORE FLOW BEGINS TO INCREASE SOME.

...FROM PREVIOUS DISCUSSION...

.LONG TERM (TUE-FRI)...ONSHORE FLOW SEEMS TO REALLY TAKE AHOLD OF
THE AREA ON TUESDAY AND WEDNESDAY AHEAD OF A PACIFIC COLD FRONT.
FORECAST SPREADS LOW CLOUDS AND FOG IN CONSERVATIVELY AHEAD OF THE
FRONT...BUT WEDNESDAY NIGHT INTO THURSDAY COULD BE A CLOUDY PERIOD
NEXT WEEK. BOTH MODELS ARE WEAKENING THE FRONT SOUTH OF POINT
CONCEPTION. WITH LITTLE CONFIDENCE MODELING OF STORM
SYSTEM...FORECAST TAKES CONSERVATIVE APPROACH.

&&

.AVIATION...
03/0516Z

NO CEILING OR VISIBILITY RESTRICTIONS AT THE TAF SITES THRU THE DAY
SAT. GUSTY WINDS WILL CAUSE LOW LEVEL WIND SHEAR AT KSBA THROUGH
THIS EVENING. LOW LEVEL WIND SHEAR IS ALSO EXPECTED FOR KBUR AND
KVNY AS WELL OVERNIGHT AND SATURDAY MORNING AS THE FOCUS FOR STRONG
WINDS SHIFTS FROM SANTA BARBARA COUNTY TO LOS ANGELES COUNTY.

KLAX WILL HAVE LIGHT WINDS THIS EVENING. LATER TONIGHT INTO SATURDAY
MORNING NORTHEAST WINDS WILL AFFECT THE AIRPORT BUT REMAIN BELOW 10
KT.

&&

.LOX WATCHES/WARNINGS/ADVISORIES...
HIGH WIND WARNING (SEE LAXNPWLOX).
WIND ADVISORY (SEE LAXNPWLOX).
SMALL CRAFT ADVISORY (SEE LAXCWFLOX).

PUBLIC...SIRARD/HALL
AVIATION...SIRARD/SWEET

WWW.WEATHER.GOV/LOSANGELES
Hazardous weather outlook, Mar 2, 11:52 AM PST, 14 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
1152 AM PST FRI MAR 2 2007

CAZ034>041-044>047-051>054-059-087-088-031400-
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-
LOS ANGELES COUNTY VALLEYS-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-
1152 AM PST FRI MAR 2 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.

.DAY ONE... TODAY AND TONIGHT

A STRENGTHENING OFFSHORE FLOW OVER THE AREA WILL BRING WINDY TO VERY
WINDY CONDITIONS TO THE VALLEYS AND MOUNTAINS OF LOS ANGELES AND
VENTURA COUNTIES. IN THE VALLEYS...STRONG NORTH TO NORTHEAST WINDS
WITH SUSTAINED SPEEDS 25 TO 40 MPH WITH LOCAL GUSTS TO 60 MPH WILL
DEVELOP AFTER MIDNIGHT TONIGHT. IN THE MOUNTAINS...STRONG NORTH TO
NORTHEAST WINDS WITH SUSTAINED SPEEDS 35 TO 45 MPH WITH LOCAL GUSTS
TO 70 MPH WILL DEVELOP AFTER MIDNIGHT TONIGHT. WINDS ARE EXPECTED TO
PEAK NEAR SUNRISE SATURDAY. DRIVERS WITH HIGH PROFILE VEHICLES WILL
NEED TO BE VERY CAREFUL WITH POTENTIALLY STRONG CROSSWINDS...AND MAY
WISH TO DELAY TRAVEL ALTOGETHER.

* HIGH WIND WARNING..........SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

* WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

.DAYS TWO THROUGH SEVEN... SATURDAY THROUGH THURSDAY

A STRONG OFFSHORE FLOW WILL CONTINUE OVER THE AREA. IN THE
VALLEYS...STRONG NORTH TO NORTHEAST WINDS WITH SUSTAINED SPEEDS 25
TO 40 MPH WITH LOCAL GUSTS TO 60 MPH WILL CONTINUE THROUGH THE MID
AFTERNOON. IN THE MOUNTAINS...STRONG NORTH TO NORTHEAST WINDS WITH
SUSTAINED SPEEDS 35 TO 45 MPH WITH LOCAL GUSTS TO 70 MPH WILL
CONTINUE THROUGH MID AFTERNOON. WINDS ARE EXPECTED TO PEAK AFTER
SUNRISE AND IN THE MORNING HOURS SATURDAY. DRIVERS WITH HIGH PROFILE
VEHICLES WILL NEED TO BE VERY CAREFUL WITH POTENTIALLY STRONG
CROSSWINDS...AND MAY WISH TO DELAY TRAVEL ALTOGETHER.

* HIGH WIND WARNING..........SEE WWUS76 KLOX - NPWLOX 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.

HALL

Event by event

2 high wind. Local standard time, as filed.

High Wind, Ventura County Mountains

When
March 3, 2:50 AM PST to 4:00 AM PST
Where
Ventura County Mountains forecast zone
Measured
50 kt (58 mph) measured gust
Reported by
Mesonet

Various RAWS sensors in the mountains reported north to northeast wind gusts of 58 MPH or greater.

High Wind, Los Angeles County Mountains Excluding the Santa Monica Range

When
March 3, 2:50 AM PST to 4:00 AM PST
Where
Los Angeles County Mountains Excluding the Santa Monica Range forecast zone
Measured
50 kt (58 mph) measured gust
Reported by
Mesonet

Various RAWS sensors in the mountains reported north to northeast wind gusts of 58 MPH or greater.

What these are

High Wind
Sustained non-thunderstorm winds of 40 mph or more for an hour, or gusts of 58 mph or more.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in California in 2007Every state in 2007This day in weather historyWarnings in California, March 2007

Sources

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: 21142, 21143.