Alert archive / California / Beach Hazards Statements in 2026
Beach Hazards Statement 9, NWS Eureka, CA
NWS Eureka, CA issued this beach hazards statement at May 26, 2026, 3:38 PM PDT for Del Norte County, Humboldt County, Mendocino County, California. It took effect at May 27, 2026, 2:00 PM PDT. It was in force for 33 hr.
The area
The counties it named.
The facts
- Issued
- May 26, 2026, 3:38 PM PDT (22:38 UTC)
- In effect from
- May 27, 2026, 2:00 PM PDT
- Expired
- May 28, 2026, 11:00 PM PDT
- In force
- 33 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 22:38 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
Oakland, CA (KOAK), launched 12:00Z, 10.6 hours before the alert went out and 349 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.
- Mixed-layer CAPE
- 4 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 529 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
011 WHUS46 KEKA 262238 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 338 PM PDT Tue May 26 2026 CAZ101-103-104-109-271045- /O.NEW.KEKA.BH.S.0009.260527T2100Z-260529T0600Z/ Coastal Del Norte-Northern Coastal Humboldt-Southwestern Humboldt- Coastal Mendocino- 338 PM PDT Tue May 26 2026 ...BEACH HAZARDS STATEMENT IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Beaches in Del Norte, Humboldt, and Mendocino counties that are exposed to the northwest. * WHEN...From Wednesday afternoon through Thursday evening. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. * ADDITIONAL DETAILS...An unusually long period swell for may will begin building Wednesday afternoon at 23 seconds and peak Thursday around 7 feet at 16 seconds. Sneaker wave risk will be greatest early Thursday on beaches with mostly calm winds and exposed to the northwest. 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. && $$
4 follow-up statements
146 WHUS46 KEKA 270543 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1043 PM PDT Tue May 26 2026 CAZ101-103-104-109-271345- /O.CON.KEKA.BH.S.0009.260527T2100Z-260529T0600Z/ Coastal Del Norte-Northern Coastal Humboldt-Southwestern Humboldt- Coastal Mendocino- 1043 PM PDT Tue May 26 2026 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Coastal Humboldt, Southwestern Humboldt and Coastal Mendocino Counties. * WHEN...From Wednesday afternoon through Thursday evening. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
989 WHUS46 KEKA 271602 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 902 AM PDT Wed May 27 2026 CAZ101-103-104-109-280600- /O.CON.KEKA.BH.S.0009.260527T2100Z-260529T0600Z/ Coastal Del Norte-Northern Coastal Humboldt-Southwestern Humboldt- Coastal Mendocino- 902 AM PDT Wed May 27 2026 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 2 PM PDT THIS AFTERNOON THROUGH THURSDAY EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Beaches in Del Norte, Humboldt, and Mendocino counties that are exposed to the northwest. * WHEN...From Wednesday afternoon through Thursday evening. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. * ADDITIONAL DETAILS...An unusually long period swell for May will begin building Wednesday afternoon at 23 seconds and peak Thursday around 7 feet at 16 seconds. Sneaker wave risk will be greatest early Thursday on beaches with mostly calm winds and exposed to the northwest. 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. && $$
716 WHUS46 KEKA 280730 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1230 AM PDT Thu May 28 2026 CAZ101-103-104-109-281530- /O.CON.KEKA.BH.S.0009.000000T0000Z-260529T0600Z/ Coastal Del Norte-Northern Coastal Humboldt-Southwestern Humboldt- Coastal Mendocino- 1230 AM PDT Thu May 28 2026 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Coastal Humboldt, Southwestern Humboldt and Coastal Mendocino Counties. * WHEN...Through this evening. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
056 WHUS46 KEKA 281748 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1048 AM PDT Thu May 28 2026 CAZ101-103-104-109-290200- /O.CON.KEKA.BH.S.0009.000000T0000Z-260529T0600Z/ Coastal Del Norte-Northern Coastal Humboldt-Southwestern Humboldt- Coastal Mendocino- 1048 AM PDT Thu May 28 2026 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Increased threat of sneaker waves expected due to set behavior from long period waves building into the area. * WHERE...Coastal Del Norte and Humboldt Counties. * WHEN...Through this evening. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker 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. && $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 8:49 AM PDT | Gale Warning | EKA | 27 hr | |
| May 26, 8:49 AM PDT | Gale Warning | EKA | 38 hr |
Nearby
Beach Hazards Statements in California, 2026Every beach hazards statement in 2026
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.