Alert archive / California / Beach Hazards Statements in 2025
Beach Hazards Statement 5, NWS Eureka, CA
NWS Eureka, CA issued this beach hazards statement at Feb 19, 2025, 2:57 PM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Feb 21, 2025, 3:00 AM PST. It was in force for 24 hr.
The area
The counties it named.
The facts
- Issued
- Feb 19, 2025, 2:57 PM PST (22:57 UTC)
- In effect from
- Feb 21, 2025, 3:00 AM PST
- Expired
- Feb 22, 2025, 3:00 AM PST
- In force
- 24 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 23:00 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, 11.0 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1427 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 254 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
531 WHUS46 KEKA 192257 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 257 PM PST Wed Feb 19 2025 CAZ101-103-104-109-200700- /O.NEW.KEKA.BH.S.0005.250221T1100Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 257 PM PST Wed Feb 19 2025 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE THURSDAY NIGHT THROUGH LATE FRIDAY NIGHT... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From late Thursday night through late Friday night. . * 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. && $$
8 follow-up statements
793 WHUS46 KEKA 200702 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1102 PM PST Wed Feb 19 2025 CAZ101-103-104-109-201515- /O.CON.KEKA.BH.S.0005.250221T1100Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 1102 PM PST Wed Feb 19 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH LATE FRIDAY NIGHT... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From late Thursday night through late Friday night. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
211 WHUS46 KEKA 201051 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 251 AM PST Thu Feb 20 2025 CAZ101-103-104-109-202300- /O.CON.KEKA.BH.S.0005.250221T1100Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 251 AM PST Thu Feb 20 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE FRIDAY NIGHT... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From late Thursday night through late Friday night. . * 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. && $$
079 WHUS46 KEKA 202302 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 302 PM PST Thu Feb 20 2025 CAZ101-103-104-109-210715- /O.CON.KEKA.BH.S.0005.250221T1100Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 302 PM PST Thu Feb 20 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 3 AM PST FRIDAY THROUGH LATE FRIDAY NIGHT... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From 3 AM PST Friday through late Friday night. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
135 WHUS46 KEKA 211100 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 300 AM PST Fri Feb 21 2025 CAZ101-103-104-109-212300- /O.CON.KEKA.BH.S.0005.000000T0000Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 300 AM PST Fri Feb 21 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...Through late tonight. . * 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. && $$
981 WHUS46 KEKA 211658 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 858 AM PST Fri Feb 21 2025 CAZ101-103-104-109-220100- /O.CON.KEKA.BH.S.0005.000000T0000Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 858 AM PST Fri Feb 21 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...Through late tonight. * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
115 WHUS46 KEKA 212259 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 259 PM PST Fri Feb 21 2025 CAZ101-103-104-109-220700- /O.CON.KEKA.BH.S.0005.000000T0000Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 259 PM PST Fri Feb 21 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...Through late tonight. * 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. && $$
113 WHUS46 KEKA 220646 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1046 PM PST Fri Feb 21 2025 CAZ101-103-104-109-221100- /O.CON.KEKA.BH.S.0005.000000T0000Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 1046 PM PST Fri Feb 21 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 3 AM PST SATURDAY... * WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...Until 3 AM PST Saturday. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
430 WHUS46 KEKA 221055 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 255 AM PST Sat Feb 22 2025 CAZ101-103-104-109-221200- /O.EXP.KEKA.BH.S.0005.000000T0000Z-250222T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 255 AM PST Sat Feb 22 2025 ...BEACH HAZARDS STATEMENT WILL EXPIRE AT 3 AM PST EARLY THIS MORNING... $$
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.