Alert archive / California / Beach Hazards Statements in 2017

Beach Hazards Statement 8, NWS San Diego, CA

May 3, 2017Orange County, San Diego County, California

NWS San Diego, CA issued this beach hazards statement at May 3, 2017, 2:35 AM PDT for Orange County, San Diego County, California. It was in force for 41 hr.

The area

The counties it named.

The facts

Issued
May 3, 2017, 2:35 AM PDT (09:35 UTC)
Expired
May 4, 2017, 8:00 PM PDT
In force
41 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 09:38 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, 9.6 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 2017-05-03Temperature 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 2017-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
2638 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
-2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

314 
WHUS46 KSGX 030935
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
235 AM PDT WED MAY 3 2017

...ELEVATED SURF AND STRONG RIP CURRENTS AT THE BEACHES...

.A LONG PERIOD SOUTH SOUTHWEST SWELL WILL BRING ELEVATED SURF AND
STRONG RIP CURRENTS TO THE BEACHES THROUGH THURSDAY.

CAZ043-552-040000-
/O.NEW.KSGX.BH.S.0008.170503T0935Z-170505T0300Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
235 AM PDT WED MAY 3 2017

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

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A BEACH
HAZARDS STATEMENT FOR ORANGE AND SAN DIEGO COUNTIES, WHICH IS IN 
EFFECT THROUGH THURSDAY EVENING. 

* WAVES AND SURF...A SMALL BUT LONG PERIOD SWELL WILL RESULT IN SURF
  OF 3 TO 6 FEET WITH SETS TO 7 FEET, HIGHEST ALONG SOUTHWEST 
  FACING BEACHES, INCLUDING LAGUNA BEACH.

* TIMING...NOW THROUGH THURSDAY EVENING.

* IMPACTS...ELEVATED SURF AND STRONG RIP CURRENTS WILL OCCUR ALONG
  THE BEACHES.

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.

&&

$$

GREGORIA
3 follow-up statements
326 
WHUS46 KSGX 040125
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
625 PM PDT WED MAY 3 2017

...ELEVATED SURF AND STRONG RIP CURRENTS AT THE BEACHES...

.A LONG PERIOD SOUTH-SOUTHWEST SWELL WILL BRING ELEVATED SURF AND
STRONG RIP CURRENTS TO THE BEACHES THROUGH THURSDAY.

CAZ043-552-041300-
/O.CON.KSGX.BH.S.0008.000000T0000Z-170505T0300Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
625 PM PDT WED MAY 3 2017

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

* WAVES AND SURF...3 TO 6 FEET WITH SETS TO 7 FEET, HIGHEST ALONG
  SOUTHWEST FACING BEACHES. 

* TIMING...THROUGH THURSDAY EVENING.

* IMPACTS...ELEVATED SURF AND STRONG RIP CURRENTS WILL OCCUR 
  ALONG THE BEACHES. 

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
158 
WHUS46 KSGX 040933
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
233 AM PDT THU MAY 4 2017

...ELEVATED SURF AND STRONG RIP CURRENTS AT THE BEACHES...

.A LONG PERIOD SOUTH-SOUTHWEST SWELL WILL BRING ELEVATED SURF AND
STRONG RIP CURRENTS TO THE BEACHES THROUGH THIS EVENING.

CAZ043-552-050300-
/O.CON.KSGX.BH.S.0008.000000T0000Z-170505T0300Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
233 AM PDT THU MAY 4 2017

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

* WAVES AND SURF...3 TO 6 FEET WITH SETS TO 7 FEET, HIGHEST 
  ALONG SOUTHWEST FACING BEACHES. 

* TIMING...THROUGH THIS EVENING.

* IMPACTS...ELEVATED SURF AND STRONG RIP CURRENTS WILL OCCUR 
  ALONG THE BEACHES. 

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.

&&

$$


HTTP://WWW.WEATHER.GOV/SANDIEGO
172 
WHUS46 KSGX 050248
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
748 PM PDT THU MAY 4 2017


CAZ043-552-050400-
/O.EXP.KSGX.BH.S.0008.000000T0000Z-170505T0300Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
748 PM PDT THU MAY 4 2017

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 8 PM PDT THIS EVENING...

THE WEST-SOUTHWEST SWELL AND ASSOCIATED SURF WILL SLOWLY LOWER 
FRIDAY. THE BEACH HAZARDS STATEMENT WILL BE ALLOWED TO EXPIRE AT 8
PM.

$$

SS

HTTP://WWW.WEATHER.GOV/SANDIEGO

Nearby

Beach Hazards Statements in California, 2017Every beach hazards statement in 2017

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.