Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 17, NWS Eureka, CA

February 10, 2021

NWS Eureka, CA issued this small craft advisory at Feb 10, 2021, 2:18 PM PST. It took effect at Feb 11, 2021, 6:00 AM PST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Feb 10, 2021, 2:18 PM PST (22:18 UTC)
In effect from
Feb 11, 2021, 6:00 AM PST
Expired
Feb 11, 2021, 6:00 PM PST
In force
12 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

867 
WHUS76 KEKA 102218
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
218 PM PST Wed Feb 10 2021

PZZ470-110630-
/O.NEW.KEKA.SC.Y.0017.210211T1400Z-210211T1700Z/
/O.EXT.KEKA.GL.A.0011.210211T1700Z-210212T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
218 PM PST Wed Feb 10 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM TO 9 AM PST
THURSDAY...
...GALE WATCH NOW IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY AFTERNOON...

* WHAT...For the Small Craft Advisory, south winds 10 to 20 kt
  with gusts up to 25 kt and seas 5 to 7 feet expected. For the
  Gale Watch, south winds 15 to 25 kt with gusts up to 35 kt and
  seas 6 to 8 feet possible.

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

* WHEN...For the Small Craft Advisory, from 6 AM to 9 AM PST 
  Thursday. For the Gale Watch, from Thursday morning through 
  Thursday afternoon.

* IMPACTS...Strong winds can cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

&&

$$

PZZ450-110630-
/O.NEW.KEKA.SC.Y.0017.210211T2000Z-210212T0200Z/
Pt St George to Cape Mendocino out 10 nm-
218 PM PST Wed Feb 10 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TO 6 PM PST
THURSDAY...

* WHAT...South winds 15 to 25 kt expected. Local gusts as high as
  35 kt near Pt St George.

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

* WHEN...From noon to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ455-110630-
/O.NEW.KEKA.SC.Y.0017.210211T2000Z-210212T0200Z/
Cape Mendocino to Pt Arena out 10 nm-
218 PM PST Wed Feb 10 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TO 6 PM PST
THURSDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and seas 
  4 to 6 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From noon to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ475-110630-
/O.NEW.KEKA.SC.Y.0017.210211T1700Z-210212T0200Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
218 PM PST Wed Feb 10 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM TO 6 PM PST
THURSDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and seas 
  5 to 8 feet expected.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...From 9 AM to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
5 follow-up statements
448 
WHUS76 KEKA 110455
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
855 PM PST Wed Feb 10 2021

PZZ470-111300-
/O.CON.KEKA.SC.Y.0017.210211T1400Z-210211T1700Z/
/O.CON.KEKA.GL.A.0011.210211T1700Z-210212T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
855 PM PST Wed Feb 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM TO 9 AM PST
THURSDAY...
...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY AFTERNOON...

* WHAT...For the Small Craft Advisory, south winds 10 to 20 kt 
  with gusts up to 25 kt and seas 5 to 7 feet expected. For the 
  Gale Watch, south winds 15 to 25 kt with gusts up to 35 kt and 
  seas 6 to 8 feet possible.

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

* WHEN...For the Small Craft Advisory, from 6 AM to 9 AM PST 
  Thursday. For the Gale Watch, from Thursday morning through 
  Thursday afternoon.

* IMPACTS...Strong winds can cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

&&

$$

PZZ450-111300-
/O.CON.KEKA.SC.Y.0017.210211T2000Z-210212T0200Z/
Pt St George to Cape Mendocino out 10 nm-
855 PM PST Wed Feb 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TO 6 PM PST
THURSDAY...

* WHAT...South winds 15 to 25 kt expected. Local gusts as high 
  as 35 kt near Pt St George.

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

* WHEN...From noon to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ455-111300-
/O.CON.KEKA.SC.Y.0017.210211T2000Z-210212T0200Z/
Cape Mendocino to Pt Arena out 10 nm-
855 PM PST Wed Feb 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TO 6 PM PST
THURSDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and seas 
  4 to 6 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From noon to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ475-111300-
/O.CON.KEKA.SC.Y.0017.210211T1700Z-210212T0200Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
855 PM PST Wed Feb 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM TO 6 PM PST
THURSDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and seas 
  5 to 8 feet expected.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...From 9 AM to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
736 
WHUS76 KEKA 111019
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
219 AM PST Thu Feb 11 2021

PZZ470-111830-
/O.EXT.KEKA.SC.Y.0017.210211T1400Z-210212T0200Z/
/O.CAN.KEKA.GL.A.0011.210211T1700Z-210212T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
219 AM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 6 AM THIS MORNING TO
6 PM PST THIS EVENING...
...GALE WATCH IS CANCELLED...

* WHAT...For the Small Craft Advisory, south winds 15 to 25 kt
  with gusts up to 34 kt and seas 5 to 7 feet expected.

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

* WHEN...From 6 AM this morning to 6 PM PST this evening.

* IMPACTS...Strong winds can cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ450-111830-
/O.CON.KEKA.SC.Y.0017.210211T2000Z-210212T0200Z/
Pt St George to Cape Mendocino out 10 nm-
219 AM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM
PST THIS EVENING...

* WHAT...South winds 15 to 25 kt expected. Local gusts as high 
  as 35 kt near Pt St George.

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

* WHEN...From noon to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ455-111830-
/O.CON.KEKA.SC.Y.0017.210211T2000Z-210212T0200Z/
Cape Mendocino to Pt Arena out 10 nm-
219 AM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM
PST THIS EVENING...

* WHAT...South winds 10 to 20 kt with local gusts up to 30 kt near
  Cape Mendocino and seas 4 to 6 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From noon to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ475-111830-
/O.CON.KEKA.SC.Y.0017.210211T1700Z-210212T0200Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
219 AM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 6 PM PST THIS EVENING...

* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and seas 
  5 to 8 feet expected.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...From 9 AM to 6 PM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
973 
WHUS76 KEKA 111629
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
829 AM PST Thu Feb 11 2021

PZZ450-120030-
/O.CON.KEKA.SC.Y.0017.210211T2000Z-210212T0200Z/
Pt St George to Cape Mendocino out 10 nm-
829 AM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM
PST THIS EVENING...

* WHAT...South winds increasing to 15 to 25 kt. Local gusts as
  high as 35 kt near Pt St George. 

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

* WHEN...From noon today to 6 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ455-120030-
/O.CON.KEKA.SC.Y.0017.210211T2000Z-210212T0200Z/
Cape Mendocino to Pt Arena out 10 nm-
829 AM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM
PST THIS EVENING...

* WHAT...South winds 15 to 25 kt with local gusts up to 35 kt near
  Cape Mendocino. Steep seas building to 4 to 6 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From noon today to 6 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ470-120030-
/O.CON.KEKA.SC.Y.0017.000000T0000Z-210212T0200Z/
Pt St George to Cape Mendocino 10 to 60 nm-
829 AM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

* WHAT...South winds 15 to 25 kt with a few gusts up to 35 kt and
  steep seas building to 5 to 8 feet.

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

* WHEN...Until 6 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ475-120030-
/O.CON.KEKA.SC.Y.0017.210211T1700Z-210212T0200Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
829 AM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

* WHAT...Southwest winds increasing to 15 to 20 kt with gusts up
  to 30 kt and steep seas building to 5 to 7 feet expected.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...Until 6 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
418 
WHUS76 KEKA 112226
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
226 PM PST Thu Feb 11 2021

PZZ450-120200-
/O.CON.KEKA.SC.Y.0017.000000T0000Z-210212T0200Z/
Pt St George to Cape Mendocino out 10 nm-
226 PM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 35 kt near
  Pt St George.

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

* WHEN...Until 6 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ455-120200-
/O.CON.KEKA.SC.Y.0017.000000T0000Z-210212T0200Z/
Cape Mendocino to Pt Arena out 10 nm-
226 PM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 35 kt near
  Cape Mendocino.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...Until 6 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ470-120200-
/O.CON.KEKA.SC.Y.0017.000000T0000Z-210212T0200Z/
Pt St George to Cape Mendocino 10 to 60 nm-
226 PM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

* WHAT...Southwest winds 15 to 25 kt with local gusts up to 35 kt
  and steep seas 5 to 7 feet.

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

* WHEN...Until 6 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ475-120200-
/O.CON.KEKA.SC.Y.0017.000000T0000Z-210212T0200Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
226 PM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

* WHAT...West winds 15 to 20 kt with gusts up to 30 kt and steep 
  seas 5 to 7 feet.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...Until 6 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
911 
WHUS76 KEKA 120207
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
607 PM PST Thu Feb 11 2021

PZZ450-455-470-475-120315-
/O.EXP.KEKA.SC.Y.0017.000000T0000Z-210212T0200Z/
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-
607 PM PST Thu Feb 11 2021

...SMALL CRAFT ADVISORY HAS EXPIRED...

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 10, 2:34 AM PSTGale WatchEKA24 hr

Nearby

Small Craft Advisories in California, 2021Every 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.