Alert archive / California / Beach Hazards Statements in 2022

Beach Hazards Statement 1, NWS Eureka, CA

January 10, 2022Del Norte County, Humboldt County, Mendocino County, California

NWS Eureka, CA issued this beach hazards statement at Jan 10, 2022, 2:21 PM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Jan 11, 2022, 4:00 AM PST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Jan 10, 2022, 2:21 PM PST (22:21 UTC)
In effect from
Jan 11, 2022, 4:00 AM PST
Expired
Jan 11, 2022, 1:00 PM PST
In force
9 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 22:24 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, 10.4 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 2022-01-10Temperature 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 2022-01-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.19395878Sfc1 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
1916 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
130 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

163 
WHUS46 KEKA 102221
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
221 PM PST Mon Jan 10 2022

CAZ101-103-104-109-110630-
/O.NEW.KEKA.BH.S.0001.220111T1200Z-220111T2100Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
221 PM PST Mon Jan 10 2022

...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY AFTERNOON...

* WHAT...Large unexpected waves expected along the coast.

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

* WHEN...From late tonight through Tuesday afternoon.. .

* 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.

&&

$$
3 follow-up statements
397 
WHUS46 KEKA 110607
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
1007 PM PST Mon Jan 10 2022

CAZ101-103-104-109-111415-
/O.CON.KEKA.BH.S.0001.220111T1200Z-220111T2100Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
1007 PM PST Mon Jan 10 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 4 AM PST
TUESDAY THROUGH TUESDAY AFTERNOON...

* WHAT...Large unexpected waves expected along the coast.

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

* WHEN...From 4 AM PST Tuesday through Tuesday afternoon.. .

* 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.

&&

$$
902 
WHUS46 KEKA 111123
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
323 AM PST Tue Jan 11 2022

CAZ101-103-104-109-112100-
/O.CON.KEKA.BH.S.0001.220111T1200Z-220111T2100Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
323 AM PST Tue Jan 11 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 PM PST THIS
AFTERNOON...

* WHAT...Large unexpected waves expected along the coast.

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

* WHEN...Until 1 PM PST this afternoon.. .

* 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.

&&

$$
626 
WHUS46 KEKA 112046
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
1246 PM PST Tue Jan 11 2022

CAZ101-103-104-109-112200-
/O.EXP.KEKA.BH.S.0001.000000T0000Z-220111T2100Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
1246 PM PST Tue Jan 11 2022

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 1 PM PST THIS
AFTERNOON...

$$

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.