Alert archive / California / Beach Hazards Statements in 2019

Beach Hazards Statement 3, NWS Eureka, CA

February 27, 2019Del Norte County, Humboldt County, Mendocino County, California

NWS Eureka, CA issued this beach hazards statement at Feb 27, 2019, 2:13 AM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Feb 27, 2019, 10:00 PM PST. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued
Feb 27, 2019, 2:13 AM PST (10:13 UTC)
In effect from
Feb 27, 2019, 10:00 PM PST
Expired
Mar 1, 2019, 9:00 AM PST
In force
35 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 10:13 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, 10.2 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.

Skew-T log-pSkew-T log-p diagram, Medford/Jackson, OR at 00:00Z on 2019-02-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Medford/Jackson, OR at 00:00Z on 2019-02-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 88 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
459 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
88 m²/s²
0-3 km storm-relative helicity
521 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

758 
WHUS46 KEKA 271013
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
213 AM PST Wed Feb 27 2019

CAZ101-103-104-109-271815-
/O.NEW.KEKA.BH.S.0003.190228T0600Z-190301T0600Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
213 AM PST Wed Feb 27 2019

...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH
THURSDAY EVENING...

The National Weather Service in Eureka has issued a Beach Hazards
Statement...which is in effect from this evening through Thursday
evening. 

* TIMING...The highest sneaker wave risk will be from Thursday
  morning through Thursday evening.

* 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.

&&

$$
6 follow-up statements
101 
WHUS46 KEKA 271810
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
1010 AM PST Wed Feb 27 2019

CAZ101-103-104-109-280600-
/O.CON.KEKA.BH.S.0003.190228T0600Z-190301T0600Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
1010 AM PST Wed Feb 27 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 PM PST THIS
EVENING THROUGH THURSDAY EVENING...

* TIMING...The highest sneaker wave risk will be from Thursday 
  morning through Thursday evening. 

* 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.

&&

$$
258 
WHUS46 KEKA 280601
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
1001 PM PST Wed Feb 27 2019


CAZ101-103-104-109-281415-
/O.CON.KEKA.BH.S.0003.000000T0000Z-190301T0600Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
1001 PM PST Wed Feb 27 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THURSDAY
EVENING...

* TIMING...The highest sneaker wave risk will be from Thursday 
  morning through Thursday evening. 

* 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.

&&

$$
680 
WHUS46 KEKA 281200
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
400 AM PST Thu Feb 28 2019

CAZ101-103-104-109-282000-
/O.CON.KEKA.BH.S.0003.000000T0000Z-190301T0600Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
400 AM PST Thu Feb 28 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* TIMING...The highest sneaker wave risk will be through this
  evening. 

* 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 threat for sneaker waves means that there may be lulls in waves
of up to 15 minutes between the larger sets of waves.

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.

&&

$$
960 
WHUS46 KEKA 281740
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
940 AM PST Thu Feb 28 2019

CAZ101-103-104-109-010600-
/O.CON.KEKA.BH.S.0003.000000T0000Z-190301T0600Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
940 AM PST Thu Feb 28 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* TIMING...The highest sneaker wave risk will exist today through
  this evening. 

* 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 threat for sneaker waves means that there may be lulls in waves
of up to 15 minutes between the larger sets of waves.

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.

&&

$$
470 
WHUS46 KEKA 010542
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
942 PM PST Thu Feb 28 2019


CAZ101-103-104-109-011345-
/O.EXT.KEKA.BH.S.0003.000000T0000Z-190301T1700Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
942 PM PST Thu Feb 28 2019

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 9 AM PST FRIDAY...

* TIMING...The highest sneaker wave risk will exist today through
  this evening, however lingering swell heights poses the threat
  to continue through Friday 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...

A threat for sneaker waves means that there may be lulls in waves
of up to 15 minutes between the larger sets of waves.

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.

&&

$$
113 
WHUS46 KEKA 011307
CFWEKA

Coastal Hazard Message
National Weather Service Eureka CA
507 AM PST Fri Mar 1 2019

CAZ101-103-104-109-011700-
/O.CON.KEKA.BH.S.0003.000000T0000Z-190301T1700Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
507 AM PST Fri Mar 1 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 AM PST THIS
MORNING...

* TIMING...A sneaker wave risk will persist through 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...

A threat for sneaker waves means that there may be lulls in waves
of up to 15 minutes between the larger sets of waves.

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.

IssuedProductOfficeCountiesLasted
Feb 26, 11:00 PM PSTSmall Craft AdvisoryEKA3 hr
Feb 27, 2:56 AM PSTRiver Flood WarningEKAHumboldt17 hr
Feb 27, 4:38 AM PSTAreal Flood WarningEKAHumboldt24 hr
Feb 27, 7:16 AM PSTAreal Flood WarningEKAMendocino21 hr
Feb 27, 7:30 AM PSTRiver Flood WarningEKAHumboldt16 hr

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.