Alert archive / California / Beach Hazards Statements in 2025

Beach Hazards Statement 18, NWS Los Angeles, CA

December 1, 2025Los Angeles County, Santa Barbara County, Ventura County, California

NWS Los Angeles, CA issued this beach hazards statement at Dec 1, 2025, 12:55 PM PST for Los Angeles County, Santa Barbara County, Ventura County, California. It took effect at Dec 2, 2025, 3:00 AM PST. It was in force for 4 days.

The area

The counties it named.

The facts

Issued
Dec 1, 2025, 12:55 PM PST (20:55 UTC)
In effect from
Dec 2, 2025, 3:00 AM PST
Expired
Dec 6, 2025, 11:00 AM PST
In force
4 days
Issued by
NWS Los Angeles, CA

Counties Los Angeles County, CA, Santa Barbara County, CA, Ventura County, CA

The radar

The Los Angeles radar (KVTX), 6 km from the middle of the area, began a volume at 20:54 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, 8.9 hours before the alert went out and 250 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 2025-12-01Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 12:00Z on 2025-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -37 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
1201 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-37 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 1, 11:59 AM PSTFrost AdvisoryLOXSanta Barbara23 min
Dec 1, 11:59 AM PSTFreeze WarningLOXLos Angeles, San Luis Obispo20 hr
Dec 1, 11:59 AM PSTFreeze WarningLOXSan Luis Obispo23 min
Dec 1, 12:22 PM PSTFrost AdvisoryLOXSanta Barbara20 hr
Dec 1, 12:55 PM PSTCoastal Flood AdvisoryLOXVentura45 hr

Nearby

Beach Hazards Statements in California, 2025Every beach hazards statement in 2025

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.