Alert archive / California / Beach Hazards Statements in 2016

Beach Hazards Statement 6, NWS San Diego, CA

February 11, 2016Orange County, San Diego County, California

NWS San Diego, CA issued this beach hazards statement at Feb 11, 2016, 1:42 AM PST for Orange County, San Diego County, California. It took effect at Feb 12, 2016, 10:00 AM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Feb 11, 2016, 1:42 AM PST (09:42 UTC)
In effect from
Feb 12, 2016, 10:00 AM PST
Expired
Feb 11, 2016, 1:05 PM PST
In force
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 09:47 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, 9.7 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 00:00Z on 2016-02-11Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 00:00Z on 2016-02-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -42 square meters per square second.1939Sfc1 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
4641 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-42 m²/s²
0-3 km storm-relative helicity
-38 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

091 
WHUS46 KSGX 110942
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
142 AM PST THU FEB 11 2016

...ELEVATED SURF AND STRONG RIP CURRENTS FRIDAY THROUGH SUNDAY...

.A LONG PERIOD WEST-NORTHWEST SWELL MOVING INTO THE COASTAL WATERS
FRIDAY WILL GENERATE ELEVATED SURF AND STRONG RIP CURRENTS AT THE
BEACHES OF ORANGE AND SAN DIEGO COUNTIES. SURF WILL BUILD DURING
THE DAY FRIDAY AND PEAK SATURDAY INTO EARLY SUNDAY. SWELL AND SURF
WILL SLOWLY LOWER ON SUNDAY.

CAZ043-552-112200-
/O.NEW.KSGX.BH.S.0006.160212T1800Z-160215T0400Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
142 AM PST THU FEB 11 2016

...BEACH HAZARDS STATEMENT IN EFFECT FROM FRIDAY MORNING THROUGH
SUNDAY EVENING...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A BEACH
HAZARDS STATEMENT FOR ELEVATED SURF AND STRONG RIP CURRENTS...WHICH
IS IN EFFECT FROM FRIDAY MORNING THROUGH SUNDAY EVENING.

* SWELL...8 TO 9 FT AT 17 TO 18 SECONDS FROM THE WEST-NORTHWEST
  AROUND 290 DEGREES.

* WAVES AND SURF...3 TO 6 FT FRIDAY...BUILDING TO 4 TO 7 FT
  SATURDAY. LOCAL SETS TO 8 FT POSSIBLE NORTH OF NEWPORT BEACH AND
  SOUTH OF DEL MAR. SURF LOWERING TO 3 TO 6 FT SUNDAY AFTERNOON.

* TIMING...FRIDAY MORNING THROUGH SUNDAY EVENING.

* IMPACTS...HIGH SURF AND STRONG RIP CURRENTS WILL CREATE
  DANGEROUS SWIMMING CONDITIONS. MINOR BEACH EROSION IS ALSO
  POSSIBLE. LARGER WAVES MAY OVER-TOP JETTIES OR SEA WALLS AT
  TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS STRONG
RIP CURRENTS...ELEVATED SURF HEIGHTS...MINOR TIDAL OVERFLOW...OR
LIGHTNING ARE POSSIBLE AT LOCAL BEACHES. OBEY POSTED WARNING
SIGNS AND FLAGS AND TALK TO A LIFEGUARD BEFORE SWIMMING. USE
CAUTION WHEN IN OR NEAR THE WATER AND ALWAYS SWIM NEAR A
LIFEGUARD.

&&

$$

SS

HTTP://WWW.WEATHER.GOV/SANDIEGO
1 follow-up statement
141 
WHUS46 KSGX 112105
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
105 PM PST THU FEB 11 2016

...HIGH SURF AND STRONG RIP CURRENTS FRIDAY THROUGH SUNDAY...

.A LONG PERIOD WEST-NORTHWEST SWELL MOVING INTO THE COASTAL WATERS
FRIDAY WILL GENERATE HIGH SURF AND STRONG RIP CURRENTS AT THE
BEACHES OF ORANGE AND SAN DIEGO COUNTIES. SURF WILL BUILD DURING
THE DAY FRIDAY AND PEAK SATURDAY INTO EARLY SUNDAY. SWELL AND
SURF WILL SLOWLY LOWER ON SUNDAY.

CAZ043-552-120600-
/O.CAN.KSGX.BH.S.0006.160212T1800Z-160215T0400Z/
/O.NEW.KSGX.SU.Y.0007.160212T1800Z-160215T0400Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
105 PM PST THU FEB 11 2016

...THE BEACH HAZARDS STATEMENT HAS BEEN UPGRADED TO A HIGH SURF
ADVISORY IN EFFECT FROM 10 AM FRIDAY TO 8 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH SURF
ADVISORY...WHICH IS IN EFFECT FROM 10 AM FRIDAY TO 8 PM PST
SUNDAY. 

* CHANGES SINCE LAST ISSUANCE...BEACH HAZARDS STATEMENT UPGRADED
  TO A HIGH SURF ADVISORY DUE TO HIGHER FORECASTED SURF.

* SWELL...8 TO 9 FT AT 17 TO 18 SECONDS FROM THE WEST-NORTHWEST
  AROUND 290 DEGREES. 

* WAVES AND SURF...3 TO 6 FT FRIDAY MORNING...BUILDING TO 4 TO 7
  FT BY SATURDAY. LOCAL SETS 8 TO 9 FT POSSIBLE NORTH OF NEWPORT
  BEACH AND SOUTH OF DEL MAR. SURF LOWERING SLOWLY SUNDAY
  AFTERNOON.

* TIMING...FRIDAY MORNING THROUGH SUNDAY EVENING.

* IMPACTS...HIGH SURF AND STRONG RIP CURRENTS WILL CREATE 
  DANGEROUS SWIMMING CONDITIONS. MINOR BEACH EROSION IS ALSO 
  POSSIBLE. LARGER WAVES MAY OVER-TOP JETTIES OR SEA WALLS AT 
  TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.

&&

$$

TS
HTTP://WWW.WEATHER.GOV/SANDIEGO

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 11, 1:05 PM PSTHigh Surf AdvisorySGXOrange, San Diego3 days

Nearby

Beach Hazards Statements in California, 2016Every beach hazards statement in 2016

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.