Alert archive / California / Beach Hazards Statements in 2022

Beach Hazards Statement 3, NWS Eureka, CA

January 25, 2022Del Norte County, Humboldt County, Mendocino County, California

NWS Eureka, CA issued this beach hazards statement at Jan 25, 2022, 1:29 PM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Jan 25, 2022, 3:00 PM PST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Jan 25, 2022, 1:29 PM PST (21:29 UTC)
In effect from
Jan 25, 2022, 3:00 PM PST
Expired
Jan 26, 2022, 3:00 AM PST
In force
12 hr
Issued by
NWS Eureka, CA

Counties Del Norte County, CA, Humboldt County, CA, Mendocino County, CA

The radar

The Eureka (Bunker Hill) radar (KBHX), 47 km from the middle of the area, began a volume at 21:26 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

Medford/Jackson, OR (KMFR), launched 12:00Z, 9.5 hours before the alert went out and 210 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, Medford/Jackson, OR at 12:00Z on 2022-01-25Temperature 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, Medford/Jackson, OR at 12:00Z on 2022-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -67 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
1363 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
-67 m²/s²
0-3 km storm-relative helicity
19 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

290 
WHUS46 KEKA 252129
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
129 PM PST Tue Jan 25 2022

CAZ101-103-104-109-260730-
/O.NEW.KEKA.BH.S.0003.220125T2300Z-220126T0800Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
129 PM PST Tue Jan 25 2022

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

* WHAT...Westerly swell around 5 feet at 17 seconds will bring an
  increased risk of sneaker waves to area beaches.

* WHERE...Coastal Del Norte, Northern Humboldt Coast, 
  Southwestern Humboldt and Mendocino Coast Counties.

* WHEN...Until midnight PST tonight.. .

* IMPACTS...Large, unexpected waves can sweep across the beach 
  without warning, sweeping people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Don't be fooled by an ocean that looks calm.  there can be
30 minutes of small waves before a sneaker wave strikes.  Avoid
rocks and jetties. Avoid steep beaches.  Stay much farther back
from the water and never turn your back on the ocean.

&&

$$
1 follow-up statement
792 
WHUS46 KEKA 260440
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
840 PM PST Tue Jan 25 2022

CAZ101-103-104-109-261100-
/O.EXT.KEKA.BH.S.0003.000000T0000Z-220126T1100Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
840 PM PST Tue Jan 25 2022

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 3 AM PST
WEDNESDAY...

* WHAT...Westerly swell around 8 feet at 17 seconds will bring an
  increased risk of sneaker waves to area beaches.

* WHERE...Coastal Del Norte, Mendocino Coast, Northern Humboldt 
  Coast and Southwestern Humboldt Counties.

* WHEN...Until 3 AM PST Wednesday.. .

* IMPACTS...Large, unexpected waves can sweep across the beach 
  without warning, sweeping people into the sea from rocks, 
  jetties, and beaches. These waves can also move large objects 
  such as logs, crushing anyone caught underneath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Don't be fooled by an ocean that looks calm.  there can be
30 minutes of small waves before a sneaker wave strikes.  Avoid
rocks and jetties. Avoid steep beaches.  Stay much farther back
from the water and never turn your back on the ocean.

&&

$$

Nearby

Beach Hazards Statements in California, 2022Every beach hazards statement in 2022

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.