Alert archive / California / Beach Hazards Statements in 2015

Beach Hazards Statement 4, NWS San Diego, CA

March 2, 2015Orange County, San Diego County, California

NWS San Diego, CA issued this beach hazards statement at Mar 2, 2015, 7:40 AM PST for Orange County, San Diego County, California. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Mar 2, 2015, 7:40 AM PST (15:40 UTC)
Expired
Mar 2, 2015, 4:26 PM PST
In force
9 hr
Issued by
NWS San Diego, CA

Counties Orange County, CA, San Diego County, CA

The radar

The San Diego radar (KNKX), 53 km from the middle of the area, began a volume at 15:43 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, 3.7 hours before the alert went out and 62 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 12:00Z on 2015-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 12:00Z on 2015-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.1939587897117136156Sfc1 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
30 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
572 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

610 
WHUS46 KSGX 021540
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
740 AM PST MON MAR 2 2015

...ISOLATED LIGHTNING POSSIBLE AT THE BEACHES TODAY...

.ISOLATED THUNDERSTORMS WILL CONTINUE TO OCCUR TODAY...INCLUDING
POSSIBLY AT THE ORANGE AND SAN DIEGO COUNTY BEACHES AT
TIMES...RESULTING IN AN ENHANCED DANGER TO BEACH-GOERS.

CAZ043-552-030100-
/O.NEW.KSGX.BH.S.0004.150302T1540Z-150303T0600Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
740 AM PST MON MAR 2 2015

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT THROUGH THIS EVENING. 

* TIMING...ISOLATED THUNDERSTORMS POSSIBLE THROUGH THE DAY.

* IMPACTS...ANY CLOUD-TO-GROUND AND CLOUD-TO-WATER LIGHTNING THAT
  OCCURS CAN RESULT IN INJURY OR DEATH TO BEACH GOERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT FOR BEACH LIGHTNING MEANS THAT THERE IS
THE POTENTIAL FOR CLOUD TO GROUND OR CLOUD TO WATER LIGHTNING
STRIKES WHICH COULD RESULT IN INJURY OR DEATH. MOVE INDOORS UNTIL
THE STORM PASSES AND STAY AWAY FROM METAL OBJECTS.

&&

$$

THE NATIONAL WEATHER SERVICE WANTS TO HEAR FROM YOU. 
PLEASE VISIT THE FOLLOWING LINK TO GIVE US FEEDBACK 
ON THE NEW BEACH HAZARDS STATEMENT: 

HTTP://WWW.NWS.NOAA.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

HARRISON
1 follow-up statement
928 
WHUS46 KSGX 030026
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
426 PM PST MON MAR 2 2015

CAZ043-552-030130-
/O.CAN.KSGX.BH.S.0004.000000T0000Z-150303T0600Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
426 PM PST MON MAR 2 2015

...BEACH HAZARDS STATEMENT IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE BEACH
HAZARDS STATEMENT. 

THUNDERSTORMS HAVE DIMINISHED NEAR THE COAST AND NO THUNDERSTORMS
ARE EXPECTED TO DEVELOPED FOR THE REMAINDER OF THE EVENING. FOR
THIS REASON...THE BEACH HAZARDS STATEMENT FOR LIGHTNING HAS BEEN
CANCELLED. THERE IS A SMALL CHANCE OF THUNDERSTORMS NEAR THE COAST
AGAIN TUESDAY MORNING. 

$$

SS

THE NATIONAL WEATHER SERVICE WANTS TO HEAR FROM YOU. 
PLEASE VISIT THE FOLLOWING LINK TO GIVE US FEEDBACK 
ON THE NEW BEACH HAZARDS STATEMENT: 

HTTP://WWW.NWS.NOAA.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

The office that day

Everything else NWS San Diego, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 1, 6:58 PM PSTSpecial Marine WarningSGX47 min
Mar 2, 4:29 AM PSTFlash Flood WarningSGXOrange3 hr
Mar 2, 10:28 AM PSTSpecial Weather StatementSGXOrange32 min
Mar 2, 11:00 AM PSTFlash Flood WarningSGXOrange, Riverside2 hr

Nearby

Beach Hazards Statements in California, 2015Every beach hazards statement 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.