Alert archive / California / High Surf Advisories in 2014

High Surf Advisory 3, NWS Los Angeles, CA

January 22, 2014Los Angeles County, California

NWS Los Angeles, CA issued this high surf advisory at Jan 22, 2014, 7:52 PM PST for Los Angeles County, California. It took effect at Jan 23, 2014, 6:00 PM PST. It was in force for 57 hr.

The area

The counties it named.

The facts

Issued
Jan 22, 2014, 7:52 PM PST (03:52 UTC)
In effect from
Jan 23, 2014, 6:00 PM PST
Expired
Jan 26, 2014, 3:06 AM PST
In force
57 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 03:51 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 00:00Z, 3.9 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.

Skew-T log-pSkew-T log-p diagram, San Diego, CA at 00:00Z on 2014-01-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 00:00Z on 2014-01-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3484 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this high surf 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 high surf advisory went out at Jan 22, 3:38 PM PST, 4 hours 14 minutes earlier.

Area forecast discussion, Jan 22, 3:38 PM PST, 4 hours 14 minutes before
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Hazardous weather outlook, Jan 22, 6:40 PM PST, 1 hour 12 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
640 PM PST WED JAN 22 2014

CAZ034>041-044>046-051>054-059-087-088-547-548-231400-
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-
640 PM PST WED JAN 22 2014

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...TONIGHT

AREAS OF DENSE FOG WILL BRING VISIBILITIES OF ONE QUARTER MILE OR
LESS AT TIMES ACROSS THE LOS ANGELES COUNTY COAST TONIGHT...MAKING FOR
DIFFICULT DRIVING CONDITIONS. WHILE SURF IS GRADUALLY SUBSIDING
TONIGHT...THERE WILL CONTINUE TO BE A HIGH RIP CURRENT RISK ACROSS
THE LOCAL BEACHES.

* DENSE FOG ADVISORY.........SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

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

.DAYS TWO THROUGH SEVEN... THURSDAY THROUGH TUESDAY

THERE IS A GOOD CHANCE OF A SIGNIFICANT HIGH SURF EVENT ON WEST
FACING BEACHES THURSDAY NIGHT THROUGH SATURDAY. THERE WILL BE A HIGH
RISK OF RIP CURRENTS ON ALL AREA BEACHES THURSDAY THROUGH SATURDAY.
GUSTY NORTHEAST WINDS AND LOW HUMIDITIES MAY BRING CRITICAL FIRE
WEATHER CONDITIONS TO PORTIONS OF SOUTHWEST CALIFORNIA LATE THURSDAY
NIGHT INTO FRIDAY EVENING...POTENTIALLY BRINGING EXTREME FIRE
TO THE REGION ONCE AGAIN. GUSTY OFFSHORE WINDS WITH WARM AND
DRY CONDITIONS COULD BRING ANOTHER ROUND OF ELEVATED FIRE DANGER TO
SOUTHERN CALIFORNIA MONDAY THROUGH WEDNESDAY.

* FIRE WEATHER WATCH.........SEE WWUS86 KLOX - RFWLOX FOR DETAILS *

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

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

GOMBERG

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 22, 6:39 PM PSTDense Fog AdvisoryLOX8 hr
Jan 22, 7:52 PM PSTBeach Hazards StatementLOXLos Angeles5 days
Jan 23, 3:09 AM PSTWind AdvisoryLOXLos Angeles, Santa Barbara34 hr
Jan 23, 10:08 AM PSTRed Flag WarningLOXLos Angeles, Santa Barbara29 hr

Nearby

High Surf Advisories in California, 2014Every high surf advisory in 2014

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.