Alert archive / California / Beach Hazards Statements in 2018
Beach Hazards Statement 10, NWS Eureka, CA
NWS Eureka, CA issued this beach hazards statement at Dec 28, 2018, 3:17 AM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Dec 29, 2018, 12:00 AM PST. It was in force for 20 hr.
The area
The counties it named.
The facts
- Issued
- Dec 28, 2018, 3:17 AM PST (11:17 UTC)
- In effect from
- Dec 29, 2018, 12:00 AM PST
- Expired
- Dec 29, 2018, 8:00 PM PST
- In force
- 20 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 11:16 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, 11.3 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
- 3 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 863 m above ground
- 0-6 km bulk shear
- 83 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
351 WHUS46 KEKA 281117 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 317 AM PST Fri Dec 28 2018 CAZ101-103-291215- /O.NEW.KEKA.BH.S.0010.181229T0800Z-181230T0000Z/ Coastal Del Norte-Northern Humboldt Coast- 317 AM PST Fri Dec 28 2018 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... The National Weather Service in Eureka has issued a Beach Hazards Statement...which is in effect from late tonight through Saturday afternoon. * TIMING...The highest sneaker wave risk will be on Saturday. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and other hazards create life-threatening conditions in the surf zone. Caution should be used when in or near the water. && $$ CAZ104-109-291215- /O.NEW.KEKA.BH.S.0010.181229T1200Z-181230T0000Z/ Southwestern Humboldt-Mendocino Coast- 317 AM PST Fri Dec 28 2018 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... The National Weather Service in Eureka has issued a Beach Hazards Statement...which is in effect from late tonight through Saturday afternoon. * TIMING...The highest sneaker wave risk will be on Saturday. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and other hazards create life-threatening conditions in the surf zone. Caution should be used when in or near the water. && $$
1 follow-up statement
497 WHUS46 KEKA 291103 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 303 AM PST Sat Dec 29 2018 CAZ101-103-300400- /O.EXT.KEKA.BH.S.0010.000000T0000Z-181230T0400Z/ Coastal Del Norte-Northern Humboldt Coast- 303 AM PST Sat Dec 29 2018 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH THIS EVENING... * TIMING...The highest sneaker wave risk will today. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and other hazards create life-threatening conditions in the surf zone. Caution should be used when in or near the water. && $$ CAZ104-109-300400- /O.EXT.KEKA.BH.S.0010.181229T1200Z-181230T0400Z/ Southwestern Humboldt-Mendocino Coast- 303 AM PST Sat Dec 29 2018 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH THIS EVENING... * TIMING...The highest sneaker wave risk will be today. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and other hazards create life-threatening conditions in the surf zone. Caution should be used when in or near the water. && $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 27, 10:45 PM PST | Freeze Warning | EKA | Humboldt, Mendocino | 10 hr |
| Dec 28, 3:08 PM PST | Frost Advisory | EKA | Humboldt, Mendocino | 18 hr |
Nearby
Beach Hazards Statements in California, 2018Every beach hazards statement in 2018
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.