Alert archive / California / Beach Hazards Statements in 2025
Beach Hazards Statement 21, NWS Eureka, CA
NWS Eureka, CA issued this beach hazards statement at Nov 28, 2025, 11:51 AM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Nov 29, 2025, 12:00 PM PST. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Nov 28, 2025, 11:51 AM PST (19:51 UTC)
- In effect from
- Nov 29, 2025, 12:00 PM PST
- Expired
- Nov 29, 2025, 7:00 PM PST
- In force
- 7 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 19:49 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, 7.9 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1086 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- -28 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
337 WHUS46 KEKA 281951 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1151 AM PST Fri Nov 28 2025 CAZ101-103-290815- /O.NEW.KEKA.BH.S.0021.251129T2000Z-251130T0200Z/ Coastal Del Norte-Northern Humboldt Coast- 1151 AM PST Fri Nov 28 2025 ...BEACH HAZARDS STATEMENT IN EFFECT SATURDAY AFTERNOON... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte and Northern Humboldt Coast Counties. * WHEN...Saturday afternoon. * 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. && $$ CAZ104-290815- /O.NEW.KEKA.BH.S.0021.251129T2000Z-251130T0300Z/ Southwestern Humboldt- 1151 AM PST Fri Nov 28 2025 ...BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Southwestern Humboldt County. * WHEN...From Saturday afternoon through Saturday evening. * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$ CAZ109-290815- /O.NEW.KEKA.BH.S.0021.251129T2100Z-251130T0300Z/ Mendocino Coast- 1151 AM PST Fri Nov 28 2025 ...BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Mendocino Coast County. * WHEN...From Saturday afternoon through Saturday 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. && $$
3 follow-up statements
535 WHUS46 KEKA 290633 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1033 PM PST Fri Nov 28 2025 CAZ101-103-291445- /O.CON.KEKA.BH.S.0021.251129T2000Z-251130T0200Z/ Coastal Del Norte-Northern Humboldt Coast- 1033 PM PST Fri Nov 28 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT SATURDAY AFTERNOON... * WHAT...Increased threat of sneaker waves expected. Waves with run up over 12 feet may impact beaches even if seas seem calm. * WHERE...Coastal Del Norte and Northern Humboldt Coast Counties. * WHEN...Saturday afternoon. * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$ CAZ104-291445- /O.CON.KEKA.BH.S.0021.251129T2000Z-251130T0300Z/ Southwestern Humboldt- 1033 PM PST Fri Nov 28 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING... * WHAT...Increased threat of sneaker waves expected. Waves with run up over 12 feet may impact beaches even if seas seem calm. * WHERE...Southwestern Humboldt County. * WHEN...From Saturday afternoon through Saturday 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. && $$ CAZ109-291445- /O.CON.KEKA.BH.S.0021.251129T2100Z-251130T0300Z/ Mendocino Coast- 1033 PM PST Fri Nov 28 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING... * WHAT...Increased threat of sneaker waves expected. Waves with run up over 12 feet may impact beaches even if seas seem calm. * WHERE...Mendocino Coast. * WHEN...From Saturday afternoon through Saturday evening. * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
549 WHUS46 KEKA 291416 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 616 AM PST Sat Nov 29 2025 CAZ101-103-292230- /O.CON.KEKA.BH.S.0021.251129T2000Z-251130T0200Z/ Coastal Del Norte-Northern Humboldt Coast- 616 AM PST Sat Nov 29 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM NOON TODAY TO 6 PM PST THIS EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte and Northern Humboldt Coast Counties. * WHEN...From noon today to 6 PM PST 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. && $$ CAZ104-292230- /O.CON.KEKA.BH.S.0021.251129T2000Z-251130T0300Z/ Southwestern Humboldt- 616 AM PST Sat Nov 29 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM NOON PST TODAY THROUGH THIS EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Southwestern Humboldt County. * WHEN...From noon PST today through this evening. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$ CAZ109-292230- /O.CON.KEKA.BH.S.0021.251129T2100Z-251130T0300Z/ Mendocino Coast- 616 AM PST Sat Nov 29 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 1 PM PST THIS AFTERNOON THROUGH THIS EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Mendocino Coast County. * WHEN...From 1 PM PST this afternoon 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. && $$
786 WHUS46 KEKA 292050 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1250 PM PST Sat Nov 29 2025 CAZ101-103-300200- /O.CON.KEKA.BH.S.0021.000000T0000Z-251130T0200Z/ Coastal Del Norte-Northern Humboldt Coast- 1250 PM PST Sat Nov 29 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte and Northern Humboldt Coast Counties. * WHEN...From noon today to 6 PM PST this evening. * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$ CAZ104-300300- /O.CON.KEKA.BH.S.0021.000000T0000Z-251130T0300Z/ Southwestern Humboldt- 1250 PM PST Sat Nov 29 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Southwestern Humboldt County. * WHEN...From noon PST today 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. && $$ CAZ109-300300- /O.CON.KEKA.BH.S.0021.251129T2100Z-251130T0300Z/ Mendocino Coast- 1250 PM PST Sat Nov 29 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING... * WHAT...Increased threat of sneaker waves expected. * WHERE...Mendocino Coast County. * WHEN...From 1 PM PST this afternoon through this evening. * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 28, 2:42 AM PST | Frost Advisory | EKA | Mendocino | 6 hr |
| Nov 28, 11:48 AM PST | Small Craft Advisory | EKA | 7 days |
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.