Alert archive / California / Wind Advisories in 2009

Wind Advisory 51, NWS Los Angeles, CA

October 27, 2009Los Angeles County, Santa Barbara County, California

NWS Los Angeles, CA issued this wind advisory at Oct 27, 2009, 3:50 AM PDT for Los Angeles County, Santa Barbara County, California. It took effect at Oct 27, 2009, 10:44 AM PDT. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued: Oct 27, 2009, 3:50 AM PDT (10:50 UTC)
In effect from: Oct 27, 2009, 10:44 AM PDT
Expired: Oct 28, 2009, 3:01 AM PDT
In force: 16 hr
Issued by: NWS Los Angeles, CA

Counties Los Angeles County, CA, Santa Barbara County, CA

The radar

The Los Angeles radar (KVTX), 6 km from the middle of the area, began a volume at 10:55 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.

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Oct 26, 11:00 PM PDT, 4 hours 50 minutes earlier.

Area forecast discussion, Oct 26, 11:00 PM PDT, 4 hours 50 minutes before

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Hazardous weather outlook, Oct 26, 2:45 PM PDT, 13 hours 5 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
245 PM PDT MON OCT 26 2009

CAZ034>041-044>046-051>054-059-087-088-547-548-271300-
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-
245 PM PDT MON OCT 26 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.

.DAY ONE... TODAY

NORTHWEST WINDS WILL LIKELY REACH GALE FORCE WITH FREQUENT GUSTS TO
45 KNOTS TONIGHT OR TUESDAY MORNING.

* GALE WARNING...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS *

* HIGH RIP CURRENT RISK......SEE FZUS56 KLOX - SRFLOX FOR DETAILS *

.DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY

A STRONG SURFACE PRESSURE GRADIENT WILL DEVELOP TUESDAY...BRINGING
THE POTENTIAL FOR STRONG AND POTENTIALLY DAMAGING NORTH WINDS OVER
PORTIONS OF SOUTHWEST CALIFORNIA FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING. STRONGEST WINDS ARE EXPECTED THROUGH THE
INTERSTATE 5 CORRIDOR AND THROUGH AND BELOW PASSES AND CANYONS
WHERE GUSTS TO 70 MPH ARE POSSIBLE. MOTORISTS...ESPECIALLY THOSE
DRIVING HIGH PROFILE VEHICLES...ARE ADVISED TO USE CAUTION. OVER
THE COASTAL WATERS...GALE FORCE WINDS ARE EXPECTED TO PERSIST
THROUGH WEDNESDAY. IN ADDITION...A MODERATE NORTHWEST SWELL WILL
MOVE INTO THE AREA...CREATING HIGH SEAS. THE COMBINATION OF GUSTY
WINDS AND LARGE SWELL WILL CREATE HAZARDOUS CONDITIONS FOR BOATERS
THROUGH WEDNESDAY. ON THURSDAY THROUGH SUNDAY...NO HAZARDOUS WEATHER
IS EXPECTED.

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

* GALE WARNING...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS *

* GALE WATCH...............SEE WHUS76 KLOX - MWWLOX 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 26, 7:23 PM PDT	High Wind Watch	LOX	Los Angeles	8 hr
Oct 26, 7:23 PM PDT	High Wind Warning	LOX	Los Angeles	38 hr
Oct 27, 4:01 AM PDT	Small Craft Advisory	LOX		10 hr
Oct 27, 1:41 PM PDT	Red Flag Warning	LOX	Los Angeles	25 hr

Nearby

Wind Advisories in California, 2009 Every wind advisory in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.