Alert archive / California / Beach Hazards Statements in 2020

Beach Hazards Statement 2, NWS San Diego, CA

February 22, 2020Orange County, San Diego County, California

NWS San Diego, CA issued this beach hazards statement at Feb 22, 2020, 3:00 AM PST for Orange County, San Diego County, California. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Feb 22, 2020, 3:00 AM PST (11:00 UTC)
Expired
Feb 22, 2020, 4:00 PM PST
In force
13 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 11:00 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, 11.0 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 2020-02-22Temperature 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 2020-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.1939587897117136156Sfc1 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
2261 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

996 
WHUS46 KSGX 221100
CFWSGX

Coastal Hazard Message
National Weather Service San Diego CA
300 AM PST Sat Feb 22 2020

CAZ043-552-230000-
/O.NEW.KSGX.BH.S.0002.200222T1100Z-200223T0000Z/
San Diego County Coastal Areas-Orange County Coastal Areas-
300 AM PST Sat Feb 22 2020

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

A low pressure system will move across our region today, bringing
showers and a risk of thunderstorms to the beaches of Orange and 
San Diego Counties, through this afternoon. Isolated thunderstorms
will bring the risk of lightning strikes, heavy downpours, small 
hail, and gusty winds.

The threat of thunderstorms will decrease late this afternoon as
the low pressure system moves east of our region. 

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.

&&

$$

jmb

weather.gov

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 22, 2:36 AM PSTWind AdvisorySGXSan Diego19 hr
Feb 22, 12:58 PM PSTSpecial Weather StatementSGXSan Diego32 min

Nearby

Beach Hazards Statements in California, 2020Every beach hazards statement in 2020

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.