Alert archive / California / Beach Hazards Statements in 2019
Beach Hazards Statement 8, NWS Eureka, CA
NWS Eureka, CA issued this beach hazards statement at Oct 16, 2019, 9:47 AM PDT for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Oct 17, 2019, 9:00 AM PDT. It was in force for 36 hr.
The area
The counties it named.
The facts
- Issued
- Oct 16, 2019, 9:47 AM PDT (16:47 UTC)
- In effect from
- Oct 17, 2019, 9:00 AM PDT
- Expired
- Oct 18, 2019, 9:00 PM PDT
- In force
- 36 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 16:49 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
Medford/Jackson, OR (KMFR), launched 12:00Z, 4.8 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
- 1536 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 236 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
995 WHUS46 KEKA 161647 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 947 AM PDT Wed Oct 16 2019 .A building long-period northwesterly swell will result in increasing surf heights on Thursday along with an increasing threat of sneaker waves. Beachgoers should use caution along area beaches and keep a safe distance from the surf zone. CAZ101-103-104-109-170500- /O.NEW.KEKA.BH.S.0008.191017T1600Z-191018T1600Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 947 AM PDT Wed Oct 16 2019 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... * TIMING...Surf heights will build through the day Thursday with large surf continuing into Friday. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Surf heights will reach around 20 feet along west and northwest facing 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 high surf create life-threatening conditions in the surf zone. Caution should be used when in or near the water. $$ SEC
6 follow-up statements
019 WHUS46 KEKA 170331 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 831 PM PDT Wed Oct 16 2019 .A building long-period northwesterly swell will result in increasing surf heights on Thursday along with an increased threat of sneaker waves. Beachgoers should use caution along area beaches and keep a safe distance from the surf zone. CAZ101-103-104-109-171145- /O.CON.KEKA.BH.S.0008.191017T1600Z-191018T1600Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 831 PM PDT Wed Oct 16 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... * TIMING...Surf heights will build through the day Thursday with large surf continuing into Friday. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Surf heights will reach around 20 feet along west and northwest facing beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and high surf create life-threatening conditions in the surf zone. Caution should be used when in or near the water. $$
414 WHUS46 KEKA 171144 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 444 AM PDT Thu Oct 17 2019 .A building long-period northwesterly swell will result in increasing surf heights on Thursday along with an increased threat of sneaker waves. Beachgoers should use caution along area beaches and keep a safe distance from the surf zone. CAZ101-103-104-109-171645- /O.CON.KEKA.BH.S.0008.191017T1600Z-191018T1600Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 444 AM PDT Thu Oct 17 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 9 AM PDT THIS MORNING THROUGH FRIDAY MORNING... * TIMING...Surf heights will build through this evening with large surf continuing into Friday. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Surf heights will reach around 20 feet along west and northwest facing 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 high surf create life-threatening conditions in the surf zone. Caution should be used when in or near the water. $$
161 WHUS46 KEKA 171632 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 932 AM PDT Thu Oct 17 2019 .A building long-period northwesterly swell will result in increasing surf heights today into Friday along with an increased threat of sneaker waves. Beachgoers should use caution along area beaches and keep a safe distance from the surf zone. CAZ101-103-104-109-180445- /O.CON.KEKA.BH.S.0008.000000T0000Z-191018T1600Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 932 AM PDT Thu Oct 17 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH FRIDAY MORNING... * TIMING...Surf heights will continue to build today and tonight with large surf continuing into Friday. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Surf heights will reach around 20 feet along west and northwest facing beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and high surf create life-threatening conditions in the surf zone. Caution should be used when in or near the water. $$ SEC
768 WHUS46 KEKA 180309 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 809 PM PDT Thu Oct 17 2019 .A building long-period northwesterly swell will result in increasing surf heights today into Friday. Beachgoers should use caution along area beaches and keep a safe distance from the surf zone. CAZ101-103-104-109-181115- /O.CON.KEKA.BH.S.0008.000000T0000Z-191018T1600Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 809 PM PDT Thu Oct 17 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH FRIDAY MORNING... * TIMING...Surf heights will continue to build today and tonight with large surf continuing into Friday. * IMPACTS...Surf heights will reach around 20 feet along west and northwest facing beaches. Steep beaches will have a higher risk of 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 high surf create life-threatening conditions in the surf zone. Caution should be used when in or near the water. $$
036 WHUS46 KEKA 181022 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 322 AM PDT Fri Oct 18 2019 .The first significant northwesterly swell will result in large surf heights through much of today. Beachgoers should use caution along area beaches and keep a safe distance from the surf zone. CAZ101-103-104-109-181830- /O.EXT.KEKA.BH.S.0008.000000T0000Z-191018T2300Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 322 AM PDT Fri Oct 18 2019 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH THIS AFTERNOON... * TIMING...Large surf will continue today, before gradually diminishing tonight into Saturday. * IMPACTS...Surf heights will reach 18 to 20 feet today along west and northwest facing beaches. Steep beaches will have a higher risk of greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and high surf create life-threatening conditions in the surf zone. Caution should be used when in or near the water. $$
113 WHUS46 KEKA 181842 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1142 AM PDT Fri Oct 18 2019 .The first significant northwesterly swell will result in large surf heights today. Beachgoers should use caution and stay much farther back from the ocean than normal. CAZ101-103-104-109-190245- /O.EXT.KEKA.BH.S.0008.000000T0000Z-191019T0400Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 1142 AM PDT Fri Oct 18 2019 ...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 9 PM PDT THIS EVENING... * TIMING...Large surf will continue today, before gradually diminishing into Saturday. * IMPACTS...Surf heights will reach 18 to 20 feet today along west and northwest facing beaches. Steep beaches will have a higher risk of 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 high surf create life-threatening conditions in the surf zone. Caution should be used when at the beach. $$
Nearby
Beach Hazards Statements in California, 2019Every beach hazards statement in 2019
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.