Alert archive / California / Beach Hazards Statements in 2017
Beach Hazards Statement 3, NWS Eureka, CA
NWS Eureka, CA issued this beach hazards statement at Feb 25, 2017, 1:34 AM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Feb 26, 2017, 1:00 AM PST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Feb 25, 2017, 1:34 AM PST (09:34 UTC)
- In effect from
- Feb 26, 2017, 1:00 AM PST
- Expired
- Feb 26, 2017, 1:00 PM PST
- In force
- 12 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 09:33 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, 9.6 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
- 10 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1431 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
637 WHUS46 KEKA 250934 CFWEKA COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 134 AM PST SAT FEB 25 2017 CAZ101>105-109-252145- /O.NEW.KEKA.BH.S.0003.170226T0900Z-170226T2100Z/ COASTAL DEL NORTE-DEL NORTE INTERIOR-NORTHERN HUMBOLDT COAST- SOUTHWESTERN HUMBOLDT-NORTHERN HUMBOLDT INTERIOR-MENDOCINO COAST- 134 AM PST SAT FEB 25 2017 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A BEACH HAZARDS STATEMENT...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON. * TIMING...THE HIGHEST SNEAKER WAVE RISK WILL BE FROM EARLY SUNDAY MORNING THROUGH SUNDAY AFTERNOON. * 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... KEEP A RESPECTFUL DISTANCE FROM THE OCEAN. AVOID CLIMBING ROCKS...JETTIES...OUTCROPPINGS...ETC. AVOID STEEPLY SLOPED BEACHES. NEVER TURN YOUR BACK ON THE OCEAN. && $$
4 follow-up statements
320 WHUS46 KEKA 251005 CFWEKA COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 205 AM PST SAT FEB 25 2017 CAZ102-105-251115- /O.CAN.KEKA.BH.S.0003.170226T0900Z-170226T2100Z/ DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR- 205 AM PST SAT FEB 25 2017 ...BEACH HAZARDS STATEMENT IS CANCELLED... THE NATIONAL WEATHER SERVICE IN EUREKA HAS CANCELLED THE BEACH HAZARDS STATEMENT. THIS WILL BE THE FINAL STATEMENT ISSUED FOR THIS EVENT. $$ CAZ101-103-104-109-252100- /O.CON.KEKA.BH.S.0003.170226T0900Z-170226T2100Z/ COASTAL DEL NORTE-NORTHERN HUMBOLDT COAST-SOUTHWESTERN HUMBOLDT- MENDOCINO COAST- 205 AM PST SAT FEB 25 2017 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON... * TIMING...THE HIGHEST SNEAKER WAVE RISK WILL BE FROM EARLY SUNDAY MORNING THROUGH SUNDAY AFTERNOON. * 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... KEEP A RESPECTFUL DISTANCE FROM THE OCEAN. AVOID CLIMBING ROCKS... JETTIES...OUTCROPPINGS...ETC. AVOID STEEPLY SLOPED BEACHES. NEVER TURN YOUR BACK ON THE OCEAN. && $$
510 WHUS46 KEKA 251848 CFWEKA COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 1048 AM PST SAT FEB 25 2017 ...MODERATE RISK FOR SNEAKER WAVES ON SUNDAY... .A WESTERLY SWELL AROUND 17 SECONDS WILL BUILD TO 4 TO 6 FEET SUNDAY MORNING RESULTING IN ENHANCED WAVE RUN-UP ONTO BEACHES. CAZ101-103-104-261215- /O.EXT.KEKA.BH.S.0003.170226T1100Z-170226T2000Z/ COASTAL DEL NORTE-NORTHERN HUMBOLDT COAST-SOUTHWESTERN HUMBOLDT- 1048 AM PST SAT FEB 25 2017 ...BEACH HAZARDS STATEMENT NOW IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... * TIMING...THE HIGHEST SNEAKER WAVE RISK WILL BE SUNDAY MORNING. * IMPACTS...LARGER SURF AT OFFSHORE BREAKS AND AN ENHANCED RISK OF SNEAKER WAVES ON NORTHWEST CALIFORNIA BEACHES. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN-UP ONTO BEACHES. LARGE WAVES WILL ALSO WASH OVER JETTIES AND ROCK OUTCROPPINGS THAT MAY NORMALLY STAY DRY. PRECAUTIONARY/PREPAREDNESS ACTIONS... KEEP A RESPECTFUL DISTANCE FROM THE OCEAN. AVOID CLIMBING ROCKS... JETTIES...OUTCROPPINGS...ETC. AVOID STEEPLY SLOPED BEACHES. NEVER TURN YOUR BACK ON THE OCEAN. && $$ CAZ109-261215- /O.EXT.KEKA.BH.S.0003.170226T1400Z-170226T2100Z/ MENDOCINO COAST- 1048 AM PST SAT FEB 25 2017 ...BEACH HAZARDS STATEMENT NOW IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... * TIMING...THE HIGHEST SNEAKER WAVE RISK WILL BE FROM SUNDAY MORNING THROUGH EARLY SUNDAY AFTERNOON. * 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... KEEP A RESPECTFUL DISTANCE FROM THE OCEAN. AVOID CLIMBING ROCKS... JETTIES...OUTCROPPINGS...ETC. AVOID STEEPLY SLOPED BEACHES. NEVER TURN YOUR BACK ON THE OCEAN. && $$
668 WHUS46 KEKA 261113 CFWEKA COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 313 AM PST SUN FEB 26 2017 ...MODERATE RISK FOR SNEAKER WAVES THIS MORNING... .A WESTERLY SWELL AROUND 17 SECONDS WILL BUILD TO 4 TO 6 FEET THIS MORNING RESULTING IN ENHANCED WAVE RUN-UP ONTO BEACHES. CAZ101-103-104-261915- /O.CON.KEKA.BH.S.0003.000000T0000Z-170226T2000Z/ COASTAL DEL NORTE-NORTHERN HUMBOLDT COAST-SOUTHWESTERN HUMBOLDT- 313 AM PST SUN FEB 26 2017 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL NOON PST TODAY... * TIMING...THE HIGHEST SNEAKER WAVE RISK WILL BE THIS MORNING. * IMPACTS...LARGER SURF AT OFFSHORE BREAKS AND AN ENHANCED RISK OF SNEAKER WAVES ON NORTHWEST CALIFORNIA BEACHES. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN-UP ONTO BEACHES. LARGE WAVES WILL ALSO WASH OVER JETTIES AND ROCK OUTCROPPINGS THAT MAY NORMALLY STAY DRY. PRECAUTIONARY/PREPAREDNESS ACTIONS... KEEP A RESPECTFUL DISTANCE FROM THE OCEAN. AVOID CLIMBING ROCKS... JETTIES...OUTCROPPINGS...ETC. AVOID STEEPLY SLOPED BEACHES. NEVER TURN YOUR BACK ON THE OCEAN. && $$ CAZ109-261915- /O.CON.KEKA.BH.S.0003.170226T1400Z-170226T2100Z/ MENDOCINO COAST- 313 AM PST SUN FEB 26 2017 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... * TIMING...THE HIGHEST SNEAKER WAVE RISK WILL BE FROM THIS MORNING THROUGH EARLY AFTERNOON. * 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... KEEP A RESPECTFUL DISTANCE FROM THE OCEAN. AVOID CLIMBING ROCKS... JETTIES...OUTCROPPINGS...ETC. AVOID STEEPLY SLOPED BEACHES. NEVER TURN YOUR BACK ON THE OCEAN. && $$
241 WHUS46 KEKA 261915 CFWEKA COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 1115 AM PST SUN FEB 26 2017 ...MODERATE RISK FOR SNEAKER WAVES THIS MORNING... .A WESTERLY SWELL AROUND 17 SECONDS WILL BUILD TO 4 TO 6 FEET THIS MORNING RESULTING IN ENHANCED WAVE RUN-UP ONTO BEACHES. CAZ101-103-104-262015- /O.CON.KEKA.BH.S.0003.000000T0000Z-170226T2000Z/ COASTAL DEL NORTE-NORTHERN HUMBOLDT COAST-SOUTHWESTERN HUMBOLDT- 1115 AM PST SUN FEB 26 2017 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL NOON PST TODAY... * TIMING...THE HIGHEST SNEAKER WAVE RISK WILL BE THIS MORNING. * IMPACTS...LARGER SURF AT OFFSHORE BREAKS AND AN ENHANCED RISK OF SNEAKER WAVES ON NORTHWEST CALIFORNIA BEACHES. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN-UP ONTO BEACHES. LARGE WAVES WILL ALSO WASH OVER JETTIES AND ROCK OUTCROPPINGS THAT MAY NORMALLY STAY DRY. PRECAUTIONARY/PREPAREDNESS ACTIONS... KEEP A RESPECTFUL DISTANCE FROM THE OCEAN. AVOID CLIMBING ROCKS... JETTIES...OUTCROPPINGS...ETC. AVOID STEEPLY SLOPED BEACHES. NEVER TURN YOUR BACK ON THE OCEAN. && $$ CAZ109-262100- /O.CON.KEKA.BH.S.0003.000000T0000Z-170226T2100Z/ MENDOCINO COAST- 1115 AM PST SUN FEB 26 2017 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... * TIMING...THE HIGHEST SNEAKER WAVE RISK WILL BE FROM THIS MORNING THROUGH EARLY AFTERNOON. * 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... KEEP A RESPECTFUL DISTANCE FROM THE OCEAN. AVOID CLIMBING ROCKS... JETTIES...OUTCROPPINGS...ETC. AVOID STEEPLY SLOPED BEACHES. NEVER TURN YOUR BACK ON THE OCEAN. && $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 25, 1:48 AM PST | Winter Storm Watch | EKA | Del Norte, Humboldt | 13 hr |
| Feb 25, 2:40 PM PST | Winter Weather Advisory | EKA | Del Norte, Humboldt, Trinity | 36 hr |
| Feb 25, 2:45 PM PST | Small Craft Advisory | EKA | 60 hr |
Nearby
Beach Hazards Statements in California, 2017Every beach hazards statement in 2017
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.