Alert archive / California / Beach Hazards Statements in 2019
Beach Hazards Statement 1, NWS Eureka, CA
NWS Eureka, CA issued this beach hazards statement at Jan 12, 2019, 3:19 AM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Jan 13, 2019, 9:00 AM PST. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Jan 12, 2019, 3:19 AM PST (11:19 UTC)
- In effect from
- Jan 13, 2019, 9:00 AM PST
- Expired
- Jan 14, 2019, 3:00 AM PST
- 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 11:21 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3044 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
736 WHUS46 KEKA 121119 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 319 AM PST Sat Jan 12 2019 ...Sneaker Wave Threat on Sunday... .A long-period westerly swell is forecast to reach northwest California beaches Sunday morning. This type of swell has been found to produce set behavior and subsequent sneaker wave activity in the past. Winds will be fairly light and tend offshore, especially along most of the Humboldt and Del Norte coast. Beachgoers should not be lulled by the otherwise seemingly benign weather conditions, and be extra cautious when near the ocean on Sunday. CAZ101-103-104-109-121930- /O.NEW.KEKA.BH.S.0001.190113T1700Z-190114T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 319 AM PST Sat Jan 12 2019 ...BEACH HAZARDS STATEMENT FOR SNEAKER WAVES IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT... The National Weather Service in Eureka has issued a Beach Hazards Statement...which is in effect from Sunday morning through late Sunday night. * TIMING...The highest sneaker wave threat will occur on Sunday, from mid-morning through the afternoon hours. * 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. Never turn your back on the ocean! 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. && $$
5 follow-up statements
166 WHUS46 KEKA 121917 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1117 AM PST Sat Jan 12 2019 ...Sneaker Wave Threat on Sunday... .A long-period westerly swell is forecast to reach northwest California beaches Sunday morning. This type of swell has been found to produce set behavior and subsequent sneaker wave activity in the past. Winds will be fairly light and tend offshore, especially along most of the Humboldt and Del Norte coast. Beachgoers should not be lulled by the otherwise seemingly benign weather conditions, and be extra cautious when near the ocean on Sunday. CAZ101-103-104-109-130330- /O.CON.KEKA.BH.S.0001.190113T1700Z-190114T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 1117 AM PST Sat Jan 12 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT... * TIMING...The highest sneaker wave threat will occur on Sunday, from mid-morning through the afternoon hours. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. Never turn your back on the ocean! PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and other hazards create life-threatening conditions in the surf zone. Caution should be used when in or near the water. && $$
319 WHUS46 KEKA 130023 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 423 PM PST Sat Jan 12 2019 ...Sneaker Wave Threat on Sunday... .A long-period westerly swell is forecast to reach northwest California beaches Sunday morning. This type of swell has been found to produce set behavior and subsequent sneaker wave activity in the past. Winds will be fairly light and tend offshore, especially along most of the Humboldt and Del Norte coast. Beachgoers should not be lulled by the otherwise seemingly benign weather conditions, and be extra cautious when near the ocean on Sunday. CAZ101-103-104-109-130830- /O.CON.KEKA.BH.S.0001.190113T1700Z-190114T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 423 PM PST Sat Jan 12 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT... * TIMING...The highest sneaker wave threat will occur on Sunday, from mid-morning through the afternoon hours. * 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. Never turn your back on the ocean! 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. && $$
471 WHUS46 KEKA 130512 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 912 PM PST Sat Jan 12 2019 ...SNEAKER WAVE THREAT ON SUNDAY... .A long-period westerly swell is forecast to reach northwest California beaches Sunday morning. This type of swell has been found to produce set behavior and subsequent sneaker wave activity in the past. Winds will be fairly light and tend offshore, especially along most of the Humboldt and Del Norte coast. Beachgoers should not be lulled by the otherwise seemingly benign weather conditions, and be extra cautious when near the ocean on Sunday. CAZ101-103-104-109-131315- /O.CON.KEKA.BH.S.0001.190113T1700Z-190114T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 912 PM PST Sat Jan 12 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 9 AM PST SUNDAY THROUGH LATE SUNDAY NIGHT... * TIMING...The highest sneaker wave threat will occur on Sunday, from mid-morning through the afternoon hours. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. Never turn your back on the ocean! PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and other hazards create life-threatening conditions in the surf zone. Caution should be used when in or near the water. && $$
101 WHUS46 KEKA 131254 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 454 AM PST Sun Jan 13 2019 ...SNEAKER WAVE THREAT TODAY... .A long-period westerly swell will reach northwest California beaches this morning. This type of swell has been found to produce set behavior and subsequent sneaker wave activity in the past. Winds will be fairly light and tend offshore, especially along most of the Humboldt and Del Norte coast. Beachgoers should not be lulled by the otherwise seemingly benign weather conditions, and be extra cautious when near the ocean today. CAZ101-103-104-109-132100- /O.CON.KEKA.BH.S.0001.190113T1700Z-190114T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 454 AM PST Sun Jan 13 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 9 AM PST THIS MORNING THROUGH LATE TONIGHT... * TIMING...The highest sneaker wave threat will occur from mid- morning through the afternoon hours. * 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. Never turn your back on the ocean! 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. && $$
145 WHUS46 KEKA 131950 CFWEKA Coastal Hazard Message National Weather Service Eureka CA 1150 AM PST Sun Jan 13 2019 ...SNEAKER WAVE THREAT TODAY... .A long-period westerly swell will impact northwest California beaches today. This type of swell has been found to produce set behavior and subsequent sneaker wave activity in the past. Winds will be fairly light and tend offshore, especially along most of the Humboldt and Del Norte coast. Beachgoers should not be lulled by the otherwise seemingly benign weather conditions, and be extra cautious when near the ocean today. CAZ101-103-104-109-141100- /O.CON.KEKA.BH.S.0001.000000T0000Z-190114T1100Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Mendocino Coast- 1150 AM PST Sun Jan 13 2019 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * TIMING...The highest sneaker wave threat will occur from mid- morning through the afternoon hours. * IMPACTS...Larger surf at offshore breaks and an enhanced risk of sneaker waves on northwest California beaches. Steep beaches will have a higher risk of sneaker wave activity with greater wave run-up onto beaches. Large waves will also wash over jetties and rock outcroppings that may normally stay dry. Never turn your back on the ocean! PRECAUTIONARY/PREPAREDNESS ACTIONS... A Beach Hazard Statement is issued when threats such as sneaker waves and other hazards create life-threatening conditions in the surf zone. Caution should be used when in or near the water. && $$
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.