Alert archive / California / Beach Hazards Statements in 2021

Beach Hazards Statement 13, NWS San Diego, CA

September 12, 2021San Diego County, California

NWS San Diego, CA issued this beach hazards statement at Sep 12, 2021, 2:01 AM PDT for San Diego County, California. It took effect at Sep 13, 2021, 9:00 AM PDT. It was in force for 60 hr.

The area

The counties it named.

The facts

Issued
Sep 12, 2021, 2:01 AM PDT (09:01 UTC)
In effect from
Sep 13, 2021, 9:00 AM PDT
Expired
Sep 15, 2021, 9:00 PM PDT
In force
60 hr
Issued by
NWS San Diego, CA

County San Diego County, CA

The radar

The San Diego radar (KNKX), 28 km from the middle of the area, began a volume at 09:01 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, 9.0 hours before the alert went out and 47 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 2021-09-12Temperature 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 2021-09-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 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
2628 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

312 
WHUS46 KSGX 120901
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
201 AM PDT Sun Sep 12 2021

CAZ552-122100-
/O.NEW.KSGX.SU.Y.0005.210913T1600Z-210916T0400Z/
Orange County Coastal Areas-
201 AM PDT Sun Sep 12 2021

...HIGH SURF ADVISORY IN EFFECT FROM 9 AM MONDAY TO 9 PM PDT
WEDNESDAY...

* WHAT...Surf of 5 to 8 feet.

* WHERE...Orange County Coastal Areas.

* WHEN...From 9 AM Monday to 9 PM PDT Wednesday.

* ADDITIONAL DETAILS...Highest surf will be on southerly-facing
  beaches. Strong rip currents will also occur.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-122100-
/O.NEW.KSGX.BH.S.0013.210913T1600Z-210916T0400Z/
San Diego County Coastal Areas-
201 AM PDT Sun Sep 12 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM MONDAY MORNING THROUGH
WEDNESDAY EVENING...

* WHAT...Elevated surf of 3 to 6 feet and strong rip currents 
  expected.

* WHERE...San Diego County Coastal Areas.

* WHEN...From Monday morning through Wednesday evening.

* ADDITIONAL DETAILS...Highest surf will be on the more
  southerly-facing beaches, especially north of Carlsbad.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

Maxwell
11 follow-up statements
042 
WHUS46 KSGX 122003
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
103 PM PDT Sun Sep 12 2021

CAZ552-130500-
/O.CON.KSGX.SU.Y.0005.210913T1600Z-210916T0400Z/
Orange County Coastal Areas-
103 PM PDT Sun Sep 12 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 9 AM MONDAY TO 9 PM
PDT WEDNESDAY...

* WHAT...Surf of 5 to 8 feet.

* WHERE...Orange County Coastal Areas.

* WHEN...From 9 AM Monday to 9 PM PDT Wednesday.

* ADDITIONAL DETAILS...Highest surf will be on south-facing 
  beaches. Strong rip currents will also occur.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-130500-
/O.CON.KSGX.BH.S.0013.210913T1600Z-210916T0400Z/
San Diego County Coastal Areas-
103 PM PDT Sun Sep 12 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH WEDNESDAY EVENING...

* WHAT...Elevated surf of 3 to 6 feet and strong rip currents 
  expected.

* WHERE...San Diego County Coastal Areas.

* WHEN...From Monday morning through Wednesday evening.

* ADDITIONAL DETAILS...Highest surf will be on south-facing 
  beaches. Strong rip currents will also occur.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

Schenk
197 
WHUS46 KSGX 130423
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
923 PM PDT Sun Sep 12 2021

CAZ552-131300-
/O.CON.KSGX.SU.Y.0005.210913T1600Z-210916T0400Z/
Orange County Coastal Areas-
923 PM PDT Sun Sep 12 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 9 AM MONDAY TO 9 PM
PDT WEDNESDAY...

* WHAT...Surf of 5 to 8 feet and strong rip currents expected.

* WHERE...Orange County Coastal Areas.

* WHEN...From 9 AM Monday to 9 PM PDT Wednesday.

* IMPACTS...High surf and strong rip currents will create
  dangerous swimming conditions. Large waves may sweep people off
  of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-131300-
/O.CON.KSGX.BH.S.0013.210913T1600Z-210916T0400Z/
San Diego County Coastal Areas-
923 PM PDT Sun Sep 12 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 9 AM PDT MONDAY
THROUGH WEDNESDAY EVENING...

* WHAT...Elevated surf of 3 to 6 feet and strong rip currents 
  expected.

* WHERE...San Diego County Coastal Areas.

* WHEN...From Monday morning through Wednesday evening.

* IMPACTS...Elevated surf and strong rip currents will create
  dangerous swimming conditions.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

SS
933 
WHUS46 KSGX 130909
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
209 AM PDT Mon Sep 13 2021

CAZ552-131700-
/O.CON.KSGX.SU.Y.0005.210913T1600Z-210916T0400Z/
Orange County Coastal Areas-
209 AM PDT Mon Sep 13 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
9 PM PDT WEDNESDAY...

* WHAT...Surf of 4 to 7 feet with sets to 8 feet. Strong rip 
  currents expected.

* WHERE...Orange County beaches.

* WHEN...Today through Wednesday.

* IMPACTS...High surf and strong rip currents will create 
  dangerous swimming conditions. Large waves may sweep people 
  off of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-131700-
/O.CON.KSGX.BH.S.0013.210913T1600Z-210916T0400Z/
San Diego County Coastal Areas-
209 AM PDT Mon Sep 13 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 9 AM PDT THIS
MORNING THROUGH WEDNESDAY EVENING...

* WHAT...Surf of 3 to 6 feet. Strong rip currents expected.

* WHERE...San Diego County beaches.

* WHEN...Today through Wednesday.

* IMPACTS...Elevated surf and strong rip currents will create 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
028 
WHUS46 KSGX 131658
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
958 AM PDT Mon Sep 13 2021

CAZ552-140500-
/O.CON.KSGX.SU.Y.0005.000000T0000Z-210916T0400Z/
Orange County Coastal Areas-
958 AM PDT Mon Sep 13 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT THROUGH WEDNESDAY
EVENING...

* WHAT...Surf of 4 to 7 feet with sets to 8 feet. Strong rip 
  currents expected.

* WHERE...Orange County beaches.

* WHEN...Today through Wednesday.

* IMPACTS...High surf and strong rip currents will create 
  dangerous swimming conditions. Large waves may sweep people 
  off of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-140500-
/O.CON.KSGX.BH.S.0013.000000T0000Z-210916T0400Z/
San Diego County Coastal Areas-
958 AM PDT Mon Sep 13 2021

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

* WHAT...Surf of 3 to 6 feet. Strong rip currents expected.

* WHERE...San Diego County beaches.

* WHEN...Today through Wednesday.

* IMPACTS...Elevated surf and strong rip currents will create 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

Schenk
057 
WHUS46 KSGX 140440
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
940 PM PDT Mon Sep 13 2021

CAZ552-141300-
/O.CON.KSGX.SU.Y.0005.000000T0000Z-210916T0400Z/
Orange County Coastal Areas-
940 PM PDT Mon Sep 13 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT
WEDNESDAY...

* WHAT...Surf of 4 to 7 feet with sets to 8 feet. Strong rip 
  currents expected.

* WHERE...Orange County beaches.

* WHEN...Through Wednesday evening.

* IMPACTS...High surf and strong rip currents will create 
  dangerous swimming conditions. Large waves may sweep people 
  off of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-141300-
/O.CON.KSGX.BH.S.0013.000000T0000Z-210916T0400Z/
San Diego County Coastal Areas-
940 PM PDT Mon Sep 13 2021

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

* WHAT...Surf of 3 to 6 feet. Strong rip currents expected.

* WHERE...San Diego County beaches.

* WHEN...Through Wednesday evening.

* IMPACTS...Elevated surf and strong rip currents will create 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

SS
909 
WHUS46 KSGX 140900
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
200 AM PDT Tue Sep 14 2021

CAZ552-142130-
/O.CON.KSGX.SU.Y.0005.000000T0000Z-210916T0400Z/
Orange County Coastal Areas-
200 AM PDT Tue Sep 14 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT
WEDNESDAY...

* WHAT...Surf of 4 to 7 feet with sets to 8 feet. Strong rip 
  currents expected.

* WHERE...Orange County beaches.

* WHEN...Through Wednesday evening.

* IMPACTS...High surf and strong rip currents will create 
  dangerous swimming conditions. Large waves may sweep people 
  off of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-142130-
/O.CON.KSGX.BH.S.0013.000000T0000Z-210916T0400Z/
San Diego County Coastal Areas-
200 AM PDT Tue Sep 14 2021

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

* WHAT...Surf of 3 to 5 feet with sets to 6 feet. Strong rip 
  currents expected.

* WHERE...San Diego County beaches.

* WHEN...Through Wednesday evening.

* IMPACTS...Elevated surf and strong rip currents will create 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
054 
WHUS46 KSGX 142002
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
102 PM PDT Tue Sep 14 2021

CAZ552-150500-
/O.CON.KSGX.SU.Y.0005.000000T0000Z-210916T0400Z/
Orange County Coastal Areas-
102 PM PDT Tue Sep 14 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT
WEDNESDAY...

* WHAT...Surf of 4 to 7 feet with sets to 8 feet. Strong rip 
  currents expected.

* WHERE...Orange County beaches.

* WHEN...Through Wednesday evening.

* IMPACTS...High surf and strong rip currents will create 
  dangerous swimming conditions. Large waves may sweep people 
  off of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-150500-
/O.CON.KSGX.BH.S.0013.000000T0000Z-210916T0400Z/
San Diego County Coastal Areas-
102 PM PDT Tue Sep 14 2021

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

* WHAT...Surf of 3 to 5 feet with sets to 6 feet. Strong rip 
  currents expected.

* WHERE...San Diego County beaches.

* WHEN...Through Wednesday evening.

* IMPACTS...Elevated surf and strong rip currents will create 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

Schenk
480 
WHUS46 KSGX 150437
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
937 PM PDT Tue Sep 14 2021

CAZ552-151300-
/O.CON.KSGX.SU.Y.0005.000000T0000Z-210916T0400Z/
Orange County Coastal Areas-
937 PM PDT Tue Sep 14 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT
WEDNESDAY...

* WHAT...Surf of 4 to 7 feet with sets to 8 feet. Strong rip 
  currents expected.

* WHERE...Orange County beaches.

* WHEN...Through Wednesday evening.

* IMPACTS...High surf and strong rip currents will create 
  dangerous swimming conditions. Large waves may sweep people 
  off of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-151300-
/O.CON.KSGX.BH.S.0013.000000T0000Z-210916T0400Z/
San Diego County Coastal Areas-
937 PM PDT Tue Sep 14 2021

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

* WHAT...Surf of 3 to 5 feet with sets to 6 feet. Strong rip 
  currents expected.

* WHERE...San Diego County beaches.

* WHEN...Through Wednesday evening.

* IMPACTS...Elevated surf and strong rip currents will create 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

SS
290 
WHUS46 KSGX 150951
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
251 AM PDT Wed Sep 15 2021

CAZ552-152100-
/O.CON.KSGX.SU.Y.0005.000000T0000Z-210916T0400Z/
Orange County Coastal Areas-
251 AM PDT Wed Sep 15 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...Surf of 4 to 7 feet with sets to 8 feet. Strong rip 
  currents expected.

* WHERE...Orange County beaches.

* WHEN...Through this evening.

* IMPACTS...High surf and strong rip currents will create 
  dangerous swimming conditions. Large waves may sweep people 
  off of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-152100-
/O.CON.KSGX.BH.S.0013.000000T0000Z-210916T0400Z/
San Diego County Coastal Areas-
251 AM PDT Wed Sep 15 2021

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

* WHAT...Surf of 3 to 5 feet with sets to 6 feet. Strong rip 
  currents expected.

* WHERE...San Diego County beaches.

* WHEN...Through this evening.

* IMPACTS...Elevated surf and strong rip currents will create 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

jmb
121 
WHUS46 KSGX 152027
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
127 PM PDT Wed Sep 15 2021

CAZ552-160400-
/O.CON.KSGX.SU.Y.0005.000000T0000Z-210916T0400Z/
Orange County Coastal Areas-
127 PM PDT Wed Sep 15 2021

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...Surf of 4 to 6 feet with sets to 7 feet. Strong rip 
  currents expected.

* WHERE...Orange County beaches.

* WHEN...Through this evening.

* IMPACTS...High surf and strong rip currents will create 
  dangerous swimming conditions. Large waves may sweep people 
  off of rocks and jetties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

CAZ043-160400-
/O.CON.KSGX.BH.S.0013.000000T0000Z-210916T0400Z/
San Diego County Coastal Areas-
127 PM PDT Wed Sep 15 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...Surf of 2 to 4 feet with sets to 5 feet. Strong rip 
  currents expected.

* WHERE...San Diego County beaches.

* WHEN...Through this evening.

* IMPACTS...Elevated surf and strong rip currents will create 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

CO
468 
WHUS46 KSGX 160427
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
927 PM PDT Wed Sep 15 2021

CAZ552-160530-
/O.EXP.KSGX.SU.Y.0005.000000T0000Z-210916T0400Z/
Orange County Coastal Areas-
927 PM PDT Wed Sep 15 2021

...HIGH SURF ADVISORY HAS EXPIRED...

Surf will continue to decrease tonight and Thursday, therefore 
the high surf advisory was allowed to expire. Strong rip and 
longshore currents are likely through Thursday.

$$

CAZ043-160530-
/O.EXP.KSGX.BH.S.0013.000000T0000Z-210916T0400Z/
San Diego County Coastal Areas-
927 PM PDT Wed Sep 15 2021

...BEACH HAZARDS STATEMENT HAS EXPIRED...

Surf will continue to decrease tonight and Thursday, therefore the
beach hazards statement was allowed to expire. Strong rip and 
longshore currents are likely through Thursday.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 12, 2:01 AM PDTHigh Surf AdvisorySGXOrange4 days

Nearby

Beach Hazards Statements in California, 2021Every beach hazards statement in 2021

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.