Alert archive / California / Beach Hazards Statements in 2022
Beach Hazards Statement 7, NWS Eureka, CA
NWS Eureka, CA issued this beach hazards statement at Oct 30, 2022, 12:26 AM PDT for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Oct 31, 2022, 3:00 AM PDT. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Oct 30, 2022, 12:26 AM PDT (07:26 UTC)
- In effect from
- Oct 31, 2022, 3:00 AM PDT
- Expired
- Oct 31, 2022, 9:00 PM PDT
- In force
- 18 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 07:25 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 00:00Z, 7.4 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1870 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
245 WHUS46 KEKA 300726 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1226 AM PDT Sun Oct 30 2022 CAZ101-103-104-109-302200- /O.NEW.KEKA.BH.S.0007.221031T1000Z-221101T0400Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 1226 AM PDT Sun Oct 30 2022 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH MONDAY EVENING... * WHAT...Increased risk of sneaker waves, leading to larger and unexpected waves expected along the coast during the morning hours. Larger breaking waves from 15 to 20 feet during the afternoon and evening hours. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From late tonight through Monday evening.. . * 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. && $$
5 follow-up statements
189 WHUS46 KEKA 302148 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 248 PM PDT Sun Oct 30 2022 CAZ101-103-104-109-310600- /O.CON.KEKA.BH.S.0007.221031T1000Z-221101T0400Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 248 PM PDT Sun Oct 30 2022 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE TONIGHT THROUGH MONDAY EVENING... * WHAT...Increased risk of sneaker waves, leading to larger and unexpected waves expected along the coast during the morning hours. Larger breaking waves from 15 to 21 feet during the afternoon and evening hours. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From late tonight through Monday evening.. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. there can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
512 WHUS46 KEKA 310247 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 747 PM PDT Sun Oct 30 2022 CAZ101-103-104-109-311100- /O.CON.KEKA.BH.S.0007.221031T1000Z-221101T0400Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 747 PM PDT Sun Oct 30 2022 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 3 AM PDT MONDAY THROUGH MONDAY EVENING... * WHAT...Large unexpected waves expected along the coast. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From 3 AM PDT Monday through Monday evening.. . * 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. && $$
978 WHUS46 KEKA 310250 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 750 PM PDT Sun Oct 30 2022 CAZ101-103-104-109-311100- /O.CON.KEKA.BH.S.0007.221031T1000Z-221101T0400Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 750 PM PDT Sun Oct 30 2022 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 3 AM PDT MONDAY THROUGH MONDAY EVENING... * WHAT...Increased risk of sneaker waves, leading to larger and unexpected waves expected along the coast during the morning hours. Larger breaking waves from 15 to 21 feet during the afternoon and evening hours. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From 3 AM PDT Monday through Monday evening.. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These waves can also move large objects such as logs, crushing anyone caught underneath. PRECAUTIONARY/PREPAREDNESS ACTIONS... Don't be fooled by an ocean that looks calm. there can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean. && $$
575 WHUS46 KEKA 311046 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 346 AM PDT Mon Oct 31 2022 CAZ101-103-104-109-010400- /O.CON.KEKA.BH.S.0007.000000T0000Z-221101T0400Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 346 AM PDT Mon Oct 31 2022 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Increased risk of sneaker waves, leading to larger and unexpected waves expected along the coast during the morning hours. Larger breaking waves from 15 to 21 feet during the afternoon and evening hours. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast 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 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. && $$
245 WHUS46 KEKA 010357 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 857 PM PDT Mon Oct 31 2022 CAZ101-103-104-109-010500- /O.EXP.KEKA.BH.S.0007.000000T0000Z-221101T0400Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 857 PM PDT Mon Oct 31 2022 ...BEACH HAZARDS STATEMENT WILL EXPIRE AT 9 PM PDT THIS EVENING... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 30, 5:48 AM PDT | Small Craft Advisory | EKA | 5 days | |
| Oct 30, 1:17 PM PDT | Frost Advisory | EKA | Humboldt, Mendocino | 19 hr |
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.