Alert archive / California / Beach Hazards Statements in 2015

Beach Hazards Statement 7, NWS San Diego, CA

May 5, 2015Orange County, California

NWS San Diego, CA issued this beach hazards statement at May 5, 2015, 10:50 PM PDT for Orange County, California. It took effect at May 5, 2015, 11:00 PM PDT. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued
May 5, 2015, 10:50 PM PDT (05:50 UTC)
In effect from
May 5, 2015, 11:00 PM PDT
Expired
May 6, 2015, 10:00 PM PDT
In force
23 hr
Issued by
NWS San Diego, CA

County Orange County, CA

The radar

The Santa Ana Mts radar (KSOX), 20 km from the middle of the area, began a volume at 05:48 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, 5.8 hours before the alert went out and 111 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 2015-05-06Temperature 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 2015-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 square meters per square second.193958Sfc1 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
1013 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
111 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.

449 
WHUS46 KSGX 060550
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1050 PM PDT TUE MAY 5 2015

...HIGH SURF ADVISORY EXPIRES...
...BEACH HAZARDS STATEMENT IN EFFECT THROUGH WEDNESDAY EVENING...

.THE LONG-PERIOD SWELLS ARE SUBSIDING BUT WILL STILL PRODUCE
ELEVATED SURF AND STRONG RIP CURRENTS ALONG THE ORANGE COUNTY
COAST.

CAZ552-061400-
/O.EXP.KSGX.SU.Y.0003.000000T0000Z-150506T0600Z/
/O.NEW.KSGX.BH.S.0007.150506T0600Z-150507T0500Z/
ORANGE COUNTY COASTAL AREAS-
1050 PM PDT TUE MAY 5 2015

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH WEDNESDAY EVENING...
...HIGH SURF ADVISORY WILL EXPIRE AT 11 PM PDT THIS 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 THROUGH WEDNESDAY EVENING.

* CHANGES SINCE LAST ISSUANCE...SWELLS AND SURF ARE
  DECREASING...BUT STRONG RIP CURRENTS REMAIN A THREAT TO SAFETY.

* WAVES AND SURF...5 TO 7 FEET WITH OCCASIONAL SETS TO 10 FEET AT
  FAVORED LOCATIONS...IN PARTICULAR THE WEDGE.

* TIMING...THROUGH WEDNESDAY.

* IMPACTS...DANGEROUS SWIMMING CONDITIONS. PEOPLE STANDING TOO
  CLOSE TO THE WAVES MAY BE SWEPT OFF THEIR FEET AND INJURED.

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. SWIMMERS ARE STRONGLY ENCOURAGED NOT TO ENTER THE WATER.

&&

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.

&&

$$

CAZ043-060700-
/O.EXP.KSGX.SU.Y.0003.000000T0000Z-150506T0600Z/
SAN DIEGO COUNTY COASTAL AREAS-
1050 PM PDT TUE MAY 5 2015

...HIGH SURF ADVISORY WILL EXPIRE AT 11 PM PDT THIS EVENING...

THE SOUTH SWELLS ARE SUBSIDING AND THE SURF HAS DECREASED TO BELOW
THRESHOLDS.

$$


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
2 follow-up statements
267 
WHUS46 KSGX 061252
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
552 AM PDT WED MAY 6 2015

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

.THE LONG-PERIOD SWELLS ARE SUBSIDING BUT WILL STILL PRODUCE
ELEVATED SURF AND STRONG RIP CURRENTS ALONG THE ORANGE COUNTY
COAST.

CAZ552-062100-
/O.CON.KSGX.BH.S.0007.000000T0000Z-150507T0500Z/
ORANGE COUNTY COASTAL AREAS-
552 AM PDT WED MAY 6 2015

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

* WAVES AND SURF...5 TO 7 FEET WITH OCCASIONAL SETS TO 10 FEET 
  AT FAVORED LOCATIONS...IN PARTICULAR THE WEDGE. 

* TIMING...THROUGH TODAY.

* IMPACTS...DANGEROUS SWIMMING CONDITIONS. PEOPLE STANDING TOO 
  CLOSE TO THE WAVES MAY BE SWEPT OFF THEIR FEET AND INJURED. 

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. SWIMMERS ARE STRONGLY ENCOURAGED NOT TO ENTER THE WATER.

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.

&&

$$


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
980 
WHUS46 KSGX 062012
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
112 PM PDT WED MAY 6 2015

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

.THE LONG-PERIOD SWELLS ARE SUBSIDING BUT WILL STILL PRODUCE
ELEVATED SURF AND STRONG RIP CURRENTS ALONG THE ORANGE COUNTY
COAST THROUGH THIS EVENING.

CAZ552-070500-
/O.CON.KSGX.BH.S.0007.000000T0000Z-150507T0500Z/
ORANGE COUNTY COASTAL AREAS-
112 PM PDT WED MAY 6 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING...

* WAVES AND SURF...4 TO 6 FEET WITH OCCASIONAL SETS TO 7 FEET.
  SETS UP TO 10 FEET AT THE WEDGE.

* TIMING...THROUGH THE EVENING.

* IMPACTS...DANGEROUS SWIMMING CONDITIONS. PEOPLE STANDING TOO 
  CLOSE TO THE WAVES MAY BE SWEPT OFF THEIR FEET AND INJURED. 

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.

&&

$$

MM

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.