Alert archive / California / Beach Hazards Statements in 2018

Beach Hazards Statement 12, NWS San Diego, CA

December 1, 2018Orange County, San Diego County, California

NWS San Diego, CA issued this beach hazards statement at Dec 1, 2018, 1:16 PM PST for Orange County, San Diego County, California. It was in force for 29 hr.

The area

The counties it named.

The facts

Issued
Dec 1, 2018, 1:16 PM PST (21:16 UTC)
Expired
Dec 2, 2018, 6:00 PM PST
In force
29 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 21:16 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, 9.3 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 2018-12-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 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 2018-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 square meters per square second.1939587897Sfc1 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
9 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
722 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

818 
WHUS46 KSGX 012116
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
116 PM PST Sat Dec 1 2018

CAZ043-552-020600-
/O.CAN.KSGX.SU.Y.0009.000000T0000Z-181202T0400Z/
/O.NEW.KSGX.BH.S.0012.181201T2116Z-181203T0200Z/
San Diego County Coastal Areas-Orange County Coastal Areas-
116 PM PST Sat Dec 1 2018

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH SUNDAY AFTERNOON...
...HIGH SURF ADVISORY IS CANCELLED...

The National Weather Service in San Diego has issued a Beach
Hazards Statement...which is in effect through Sunday afternoon.
The High Surf Advisory has been cancelled. 

* Surf...3-6 feet with max sets to 7 feet in favored spots.

* Changes Since Last Issuance...The surf has steadily fallen since
  Friday night and is now below the High Surf Advisory criteria of
  7 feet at most beaches. However, above average surf of 3 to 6
  feet is forecast through Sunday afternoon. A Beach Hazard
  Statement for above average surf and strong rip currents was
  issued and will be in effect through 6 PM Sunday.

* Impacts...Increased risk of drowning due to elevated surf and
  strong rip currents. Sneaker waves and other hazards can create
  life-threatening conditions in the surf zone. 

* Surf Reports...At 1 PM Saturday the surf was 5 feet at
  Huntington Beach and Mission Beach, and 4 feet at San Clemente
  and Solana Beach.

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.

&&

$$

Moede

https://www.weather.gov/sandiego
4 follow-up statements
499 
WHUS46 KSGX 020457
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
857 PM PST Sat Dec 1 2018

CAZ043-552-021400-
/O.CON.KSGX.BH.S.0012.000000T0000Z-181203T0200Z/
San Diego County Coastal Areas-Orange County Coastal Areas-
857 PM PST Sat Dec 1 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SUNDAY
AFTERNOON...

* Surf...3-6 feet with max sets to 7 feet in favored spots.

* Above average surf of 3 to 6 feet is forecast through Sunday 
  afternoon. A Beach Hazard Statement for above average surf and 
  strong rip currents will be in effect through 6 PM Sunday. 

* Impacts...Increased risk of drowning due to elevated surf and 
  strong rip currents. Sneaker waves and other hazards can 
  create life-threatening conditions in the surf zone. 

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.

&&

$$

APR

https://www.weather.gov/sandiego
872 
WHUS46 KSGX 021330
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
530 AM PST Sun Dec 2 2018

CAZ043-552-022200-
/O.CON.KSGX.BH.S.0012.000000T0000Z-181203T0200Z/
San Diego County Coastal Areas-Orange County Coastal Areas-
530 AM PST Sun Dec 2 2018

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

* Surf...3-6 feet with max sets to 7 feet in south San Diego
  County.

* Impacts...Increased risk of drowning due to elevated surf and 
  strong rip currents. Sneaker waves and other hazards can 
  create life-threatening conditions in the surf zone. 

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

https://www.weather.gov/sandiego
183 
WHUS46 KSGX 022152
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
152 PM PST Sun Dec 2 2018

CAZ043-552-030200-
/O.CON.KSGX.BH.S.0012.000000T0000Z-181203T0200Z/
San Diego County Coastal Areas-Orange County Coastal Areas-
152 PM PST Sun Dec 2 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 6 PM THIS 
EVENING...

* Surf...3-6 feet, highest in south San Diego County.
 
* Impacts...Increased risk of drowning due to elevated surf and 
  strong rip currents. Sneaker waves and other hazards can 
  create life-threatening conditions in the surf zone. 

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.

&&

$$

Moede

https://www.weather.gov/sandiego
364 
WHUS46 KSGX 030157
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
557 PM PST Sun Dec 2 2018


CAZ043-552-030300-
/O.EXP.KSGX.BH.S.0012.000000T0000Z-181203T0200Z/
San Diego County Coastal Areas-Orange County Coastal Areas-
557 PM PST Sun Dec 2 2018

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 6 PM PST THIS EVENING...

Surf has subsided but strong rip currents remain possible so 
caution should still be exercised when entering the water.

&&

$$


https://www.weather.gov/sandiego

Nearby

Beach Hazards Statements in California, 2018Every beach hazards statement in 2018

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.