Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 3, NWS Eureka, CA

January 9, 2021

NWS Eureka, CA issued this small craft advisory at Jan 9, 2021, 12:02 PM PST. It took effect at Jan 9, 2021, 5:00 PM PST. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued: Jan 9, 2021, 12:02 PM PST (20:02 UTC)
In effect from: Jan 9, 2021, 5:00 PM PST
Expired: Jan 10, 2021, 3:00 AM PST
In force: 10 hr
Issued by: NWS Eureka, CA

The text

As transmitted.

179 
WHUS76 KEKA 092002
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
1202 PM PST Sat Jan 9 2021

PZZ450-455-475-100415-
/O.EXP.KEKA.SC.Y.0002.000000T0000Z-210109T2000Z/
/O.NEW.KEKA.SC.Y.0003.210110T0600Z-210110T1100Z/
/O.UPG.KEKA.SE.A.0001.210110T1100Z-210111T0500Z/
/O.NEW.KEKA.SE.W.0005.210110T1100Z-210111T0500Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
1202 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 3 AM
PST SUNDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 3 AM TO 9 PM PST
SUNDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 17 to 22 feet expected. For the Small Craft 
  Advisory, south winds 10 to 15 kt with gusts up to 25 kt and 
  seas 10 to 15 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm, Cape 
  Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 
  10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 3 AM to 9 PM PST 
  Sunday. For the Small Craft Advisory, from 10 PM this evening 
  to 3 AM PST Sunday.

* IMPACTS...Very steep and hazardous seas could capsize or cause 
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$

PZZ470-100415-
/O.EXP.KEKA.SC.Y.0002.000000T0000Z-210109T2000Z/
/O.NEW.KEKA.SC.Y.0003.210110T0100Z-210110T1100Z/
/O.UPG.KEKA.SE.A.0001.210110T1100Z-210111T0500Z/
/O.NEW.KEKA.SE.W.0005.210110T1100Z-210111T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
1202 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
3 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 3 AM TO 9 PM PST
SUNDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 18 to 23 feet expected. For the Small Craft 
  Advisory, south winds 15 to 25 kt with gusts up to 30 kt and 
  seas building to 12 to 17 feet expected.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 3 AM to 9 PM PST 
  Sunday. For the Small Craft Advisory, from 5 PM this afternoon 
  to 3 AM PST Sunday.

* IMPACTS...Very steep and hazardous seas could capsize or cause 
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$

3 follow-up statements

197 
WHUS76 KEKA 092225
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
225 PM PST Sat Jan 9 2021

PZZ450-455-475-100630-
/O.CON.KEKA.SC.Y.0003.210110T0600Z-210110T1100Z/
/O.CON.KEKA.SE.W.0005.210110T1100Z-210111T0500Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
225 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 3 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 3 AM TO 9 PM PST
SUNDAY...

* WHAT...For the Hazardous Seas Warning, very large and hazardous
  seas 17 to 22 feet expected. For the Small Craft Advisory, 
  south winds 10 to 15 kt with gusts up to 25 kt and seas 10 to 15
  feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm, Cape 
  Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 
  10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 3 AM to 9 PM PST 
  Sunday. For the Small Craft Advisory, from 10 PM this evening 
  to 3 AM PST Sunday.

* IMPACTS...Very steep and hazardous seas could capsize or cause 
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$

PZZ470-100630-
/O.CON.KEKA.SC.Y.0003.210110T0100Z-210110T1100Z/
/O.CON.KEKA.SE.W.0005.210110T1100Z-210111T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
225 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 3 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 3 AM TO 9 PM PST
SUNDAY...

* WHAT...For the Hazardous Seas Warning, very large and hazardous
  seas 18 to 23 feet expected. For the Small Craft Advisory, 
  south winds 15 to 25 kt with gusts up to 30 kt and seas 12 to 17
  feet expected.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 3 AM to 9 PM PST 
  Sunday. For the Small Craft Advisory, from 5 PM this afternoon 
  to 3 AM PST Sunday.

* IMPACTS...Very steep and hazardous seas could capsize or cause 
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$

107 
WHUS76 KEKA 100438
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
838 PM PST Sat Jan 9 2021

PZZ450-455-475-101245-
/O.CON.KEKA.SC.Y.0003.210110T0600Z-210110T1100Z/
/O.CON.KEKA.SE.W.0005.210110T1100Z-210111T0500Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
838 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 3 AM TO 9 PM PST
SUNDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 17 to 22 feet expected. For the Small Craft 
  Advisory, south winds 10 to 15 kt with gusts up to 25 kt and 
  seas 10 to 15 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm, Cape 
  Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 
  10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 3 AM to 9 PM PST 
  Sunday. For the Small Craft Advisory, until 3 AM PST Sunday.

* IMPACTS...Very steep and hazardous seas could capsize or cause 
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$

PZZ470-101245-
/O.CON.KEKA.SC.Y.0003.000000T0000Z-210110T1100Z/
/O.CON.KEKA.SE.W.0005.210110T1100Z-210111T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
838 PM PST Sat Jan 9 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 3 AM TO 9 PM PST
SUNDAY...

* WHAT...For the Hazardous Seas Warning, very steep and hazardous
  seas 18 to 22 feet expected. For the Small Craft Advisory, 
  south winds 15 to 25 kt with gusts up to 30 kt and seas 12 to 17
  feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 3 AM to 9 PM PST 
  Sunday. For the Small Craft Advisory, until 3 AM PST Sunday.

* IMPACTS...Very steep and hazardous seas could capsize or cause 
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$

883 
WHUS76 KEKA 101027
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
227 AM PST Sun Jan 10 2021

PZZ450-455-470-475-101830-
/O.CON.KEKA.SC.Y.0003.000000T0000Z-210110T1100Z/
/O.CON.KEKA.SE.W.0005.210110T1100Z-210111T0500Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Pt St George to Cape Mendocino 10 to 60 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
227 AM PST Sun Jan 10 2021

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 9 PM PST THIS 
EVENING...

* WHAT...Very steep and hazardous seas 17 to 22 feet expected. 

* WHERE...Pt St George to Cape Mendocino out 10 nm, Cape 
  Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 
  10 to 60 nm.

* WHEN...Until 9 PM PST Sunday. 

* IMPACTS...Very steep and hazardous seas could capsize or cause 
  damage to vessels.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$

The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 9, 4:39 AM PST	High Surf Warning	EKA	Del Norte, Humboldt, Mendocino	37 hr
Jan 9, 12:02 PM PST	Hazardous Seas Warning	EKA		33 hr
Jan 9, 2:24 PM PST	Coastal Flood Advisory	EKA	Del Norte, Humboldt	21 hr

Nearby

Small Craft Advisories in California, 2021 Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.