Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 141, NWS Eureka, CA

December 22, 2021

NWS Eureka, CA issued this small craft advisory at Dec 22, 2021, 3:20 AM PST. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued
Dec 22, 2021, 3:20 AM PST (11:20 UTC)
Expired
Dec 23, 2021, 3:03 PM PST
In force
36 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

425 
WHUS76 KEKA 221120
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
320 AM PST Wed Dec 22 2021

PZZ450-221930-
/O.EXT.KEKA.SC.Y.0140.211222T1700Z-211222T2300Z/
/O.NEW.KEKA.GL.W.0061.211222T2300Z-211223T0500Z/
Pt St George to Cape Mendocino out 10 nm-
320 AM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 9 AM THIS MORNING TO
3 PM PST THIS AFTERNOON...
...GALE WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 PM PST
THIS EVENING...

* WHAT...For the Gale Warning, south winds 15 to 25 kt with gusts
  up to 35 kt and seas 5 to 7 feet expected. For the Small Craft
  Advisory, south winds 15 to 25 kt with localized gusts up to 35
  kt and seas 5 to 7 feet expected.

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

* WHEN...For the Gale Warning, from 3 PM this afternoon to 9 PM 
  PST this evening. For the Small Craft Advisory, from 9 AM this 
  morning to 3 PM PST this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-221930-
/O.EXT.KEKA.SC.Y.0139.000000T0000Z-211222T1700Z/
/O.NEW.KEKA.GL.W.0061.211222T1700Z-211223T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
320 AM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PST THIS
MORNING...
...GALE WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM PST THIS
EVENING...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with 
  gusts up to 40 kt and seas 7 to 9 feet expected. For the Small 
  Craft Advisory, south winds 15 to 20 kt with gusts up to 25 kt 
  and seas 6 to 8 feet.

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

* WHEN...For the Gale Warning, from 9 AM this morning to 9 PM 
  PST this evening. For the Small Craft Advisory, until 9 AM PST 
  this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-221930-
/O.NEW.KEKA.SC.Y.0141.211222T1120Z-211223T1100Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
320 AM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PST THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 8 feet.

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

* WHEN...Until 3 AM 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.

&&

$$

PZZ455-221930-
/O.EXB.KEKA.SC.Y.0140.211222T1700Z-211223T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
320 AM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 3 AM
PST THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 
  5 to 7 feet expected.

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

* WHEN...From 9 AM this morning to 3 AM 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.

&&

$$
7 follow-up statements
942 
WHUS76 KEKA 221620
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
820 AM PST Wed Dec 22 2021

PZZ450-230030-
/O.EXT.KEKA.SC.Y.0140.211222T1620Z-211222T2300Z/
/O.CON.KEKA.GL.W.0061.211222T2300Z-211223T0500Z/
Pt St George to Cape Mendocino out 10 nm-
820 AM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO
9 PM PST THIS EVENING...

* WHAT...For the Gale Warning, south winds 15 to 25 kt with gusts
  up to 40 kt and seas 7 to 11 feet expected. For the Small Craft
  Advisory, south winds 15 to 25 kt with gusts up to 35 kt and 
  seas 5 to 9 feet.

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

* WHEN...For the Gale Warning, from 3 PM this afternoon to 9 PM 
  PST this evening. For the Small Craft Advisory, until 3 PM PST 
  this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-230030-
/O.CON.KEKA.SC.Y.0139.000000T0000Z-211222T1700Z/
/O.CON.KEKA.GL.W.0061.211222T1700Z-211223T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
820 AM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS
MORNING...
...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts
  up to 40 kt and seas 7 to 12 feet expected. For the Small Craft
  Advisory, south winds around 20 kt with gusts up to 25 kt and 
  seas 7 to 9 feet.

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

* WHEN...For the Gale Warning, until 9 PM PST this evening. For 
  the Small Craft Advisory, until 9 AM PST this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-230030-
/O.EXT.KEKA.SC.Y.0140.211222T1620Z-211223T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
820 AM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 
  5 to 9 feet.

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

* WHEN...Until 3 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-230030-
/O.CON.KEKA.SC.Y.0141.000000T0000Z-211223T1100Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
820 AM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST
THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 
  7 to 10 feet.

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

* WHEN...Until 3 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
961 
WHUS76 KEKA 222210
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
210 PM PST Wed Dec 22 2021

PZZ450-230500-
/O.CAN.KEKA.SC.Y.0140.000000T0000Z-211222T2300Z/
/O.EXT.KEKA.GL.W.0061.211222T2210Z-211223T0500Z/
Pt St George to Cape Mendocino out 10 nm-
210 PM PST Wed Dec 22 2021

...GALE WARNING NOW IN EFFECT UNTIL 9 PM PST THIS EVENING...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...South winds 15 to 25 kt with gusts up to 45 kt and seas 
  6 to 10 feet.

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

* WHEN...Until 9 PM PST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-230500-
/O.CON.KEKA.GL.W.0061.000000T0000Z-211223T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
210 PM PST Wed Dec 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING...

* WHAT...South winds 20 to 30 kt with gusts up to 45 kt and seas 
  7 to 11 feet.

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

* WHEN...Until 9 PM PST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-230615-
/O.EXT.KEKA.SC.Y.0140.000000T0000Z-211223T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
210 PM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PST THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 40 kt and seas 
  5 to 9 feet.

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

* WHEN...Until 9 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-230615-
/O.EXT.KEKA.SC.Y.0141.000000T0000Z-211223T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
210 PM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PST THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 40 kt and seas 
  7 to 10 feet.

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

* WHEN...Until 9 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
433 
WHUS76 KEKA 222236
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
236 PM PST Wed Dec 22 2021

PZZ450-230500-
/O.CON.KEKA.GL.W.0061.000000T0000Z-211223T0500Z/
Pt St George to Cape Mendocino out 10 nm-
236 PM PST Wed Dec 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING...

* WHAT...South winds 15 to 25 kt with gusts up to 40 kt and seas 
  5 to 10 feet.

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

* WHEN...Until 9 PM PST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-230500-
/O.CON.KEKA.GL.W.0061.000000T0000Z-211223T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
236 PM PST Wed Dec 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 
  7 to 11 feet.

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

* WHEN...Until 9 PM PST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-230645-
/O.CON.KEKA.SC.Y.0140.000000T0000Z-211223T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
236 PM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST
THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 
  5 to 9 feet.

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

* WHEN...Until 9 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-230645-
/O.CON.KEKA.SC.Y.0141.000000T0000Z-211223T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
236 PM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST
THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 
  7 to 10 feet.

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

* WHEN...Until 9 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
783 
WHUS76 KEKA 230446
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
846 PM PST Wed Dec 22 2021

PZZ450-231300-
/O.CAN.KEKA.GL.W.0061.000000T0000Z-211223T0500Z/
/O.EXA.KEKA.SC.Y.0140.000000T0000Z-211223T1700Z/
Pt St George to Cape Mendocino out 10 nm-
846 PM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PST THURSDAY...
...GALE WARNING IS CANCELLED...

* WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 
  6 to 8 feet.

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

* WHEN...Until 9 AM 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.

&&

$$

PZZ470-231300-
/O.CAN.KEKA.GL.W.0061.000000T0000Z-211223T0500Z/
/O.EXA.KEKA.SC.Y.0140.000000T0000Z-211223T1700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
846 PM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PST THURSDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and 
  seas 6 to 8 feet.

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

* WHEN...Until 9 AM 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.

&&

$$

PZZ455-231300-
/O.CON.KEKA.SC.Y.0140.000000T0000Z-211223T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
846 PM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST
THURSDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and seas 
  5 to 8 feet.

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

* WHEN...Until 9 AM 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.

&&

$$

PZZ475-231300-
/O.CON.KEKA.SC.Y.0141.000000T0000Z-211223T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
846 PM PST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST
THURSDAY...

* WHAT...South winds 15 to 20 kt with gusts up to 25 kt and seas 
  7 to 8 feet.

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

* WHEN...Until 9 AM 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.

&&

$$
542 
WHUS76 KEKA 231111
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
311 AM PST Thu Dec 23 2021

PZZ450-231915-
/O.CON.KEKA.SC.Y.0140.000000T0000Z-211223T1700Z/
/O.NEW.KEKA.SC.Y.0142.211224T1700Z-211225T1700Z/
Pt St George to Cape Mendocino out 10 nm-
311 AM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM FRIDAY TO 9 AM PST
SATURDAY...

* WHAT...For the first Small Craft Advisory, seas 5 to 7 feet. 
  For the second Small Craft Advisory, southwest winds 10 to 20 
  kt with gusts up to 30 kt and seas 10 to 15 feet expected.

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

* WHEN...For the Small Craft Advisory, until 9 AM PST this 
  morning. For the Small Craft Advisory, from 9 AM Friday to 9 
  AM PST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-231915-
/O.CON.KEKA.SC.Y.0140.000000T0000Z-211223T1700Z/
/O.NEW.KEKA.SC.Y.0142.211225T0500Z-211225T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
311 AM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM FRIDAY TO 9 AM PST
SATURDAY...

* WHAT...For the first Small Craft Advisory, seas 5 to 7 feet. 
  For the second Small Craft Advisory, southwest winds 15 to 20 
  kt with gusts up to 25 kt and seas 10 to 15 feet expected.

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

* WHEN...For the Small Craft Advisory, until 9 AM PST this 
  morning. For the Small Craft Advisory, from 9 PM Friday to 9 
  AM PST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-231915-
/O.CON.KEKA.SC.Y.0140.000000T0000Z-211223T1700Z/
/O.NEW.KEKA.SC.Y.0142.211224T1100Z-211225T1700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
311 AM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM FRIDAY TO 9 AM PST
SATURDAY...

* WHAT...For the first Small Craft Advisory, seas 6 to 8 feet. 
  For the second Small Craft Advisory, west 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 Small Craft Advisory, until 9 AM PST this 
  morning. For the Small Craft Advisory, from 3 AM Friday to 9 
  AM PST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-231915-
/O.CON.KEKA.SC.Y.0141.000000T0000Z-211223T1700Z/
/O.NEW.KEKA.SC.Y.0142.211224T1700Z-211225T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
311 AM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM FRIDAY TO 9 AM PST
SATURDAY...

* WHAT...For the first Small Craft Advisory, southwest winds 10 
  to 15 kt and seas around 7 feet. For the second Small Craft 
  Advisory, west winds 15 to 20 kt with gusts up to 30 kt and 
  seas 11 to 16 feet expected.

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

* WHEN...For the Small Craft Advisory, until 9 AM PST this 
  morning. For the Small Craft Advisory, from 9 AM Friday to 9 
  AM PST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
674 
WHUS76 KEKA 231249
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
449 AM PST Thu Dec 23 2021

PZZ450-232100-
/O.EXT.KEKA.SC.Y.0140.000000T0000Z-211223T2300Z/
/O.CAN.KEKA.SC.Y.0142.211224T1700Z-211225T1700Z/
Pt St George to Cape Mendocino out 10 nm-
449 AM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* WHAT...A frontal passage will bring a brief period of gusty NW
  winds to 25 kt across the waters today.

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

* WHEN...Until 3 PM PST this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-232100-
/O.EXT.KEKA.SC.Y.0140.000000T0000Z-211224T1100Z/
/O.CAN.KEKA.SC.Y.0142.211225T0500Z-211225T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
449 AM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST FRIDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 6 to 9 feet.

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

* WHEN...Until 3 AM PST Friday. Northerly winds develop late this
  morning to early this afternoon behind a frontal passage. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-232100-
/O.EXT.KEKA.SC.Y.0140.000000T0000Z-211223T2300Z/
/O.CAN.KEKA.SC.Y.0142.211224T1100Z-211225T1700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
449 AM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* WHAT...Northwest winds 10 to 15 kt with gusts to 25 kt and seas
  5 to 8 feet.

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

* WHEN...Until 3 PM PST this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-232100-
/O.EXT.KEKA.SC.Y.0141.000000T0000Z-211224T1100Z/
/O.CAN.KEKA.SC.Y.0142.211224T1700Z-211225T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
449 AM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST FRIDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 6 to 11 feet.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. Northerly winds
  develop late this morning to early this afternoon behind a
  frontal passage. 

* WHEN...Until 3 AM PST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
896 
WHUS76 KEKA 232303
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
303 PM PST Thu Dec 23 2021

PZZ455-240715-
/O.CAN.KEKA.SC.Y.0140.000000T0000Z-211224T1100Z/
/O.NEW.KEKA.SC.Y.0143.211225T0400Z-211226T1000Z/
Cape Mendocino to Pt Arena out 10 nm-
303 PM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM FRIDAY TO 2 AM PST
SUNDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 13 feet expected.

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

* WHEN...From 8 PM Friday to 2 AM PST Sunday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-240715-
/O.CAN.KEKA.SC.Y.0141.000000T0000Z-211224T1100Z/
/O.NEW.KEKA.SC.Y.0143.211224T0500Z-211226T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
303 PM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 2 AM
PST SUNDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 
  10 to 15 feet expected.

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

* WHEN...From 9 PM this evening to 2 AM PST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ450-240715-
/O.EXP.KEKA.SC.Y.0140.000000T0000Z-211223T2300Z/
/O.NEW.KEKA.SC.Y.0143.211224T2000Z-211226T1000Z/
Pt St George to Cape Mendocino out 10 nm-
303 PM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON FRIDAY TO 2 AM PST
SUNDAY...
...SMALL CRAFT ADVISORY HAS EXPIRED...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 
  10 to 14 feet expected.

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

* WHEN...From noon Friday to 2 AM PST Sunday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-240715-
/O.EXP.KEKA.SC.Y.0140.000000T0000Z-211223T2300Z/
/O.NEW.KEKA.SC.Y.0143.211224T0500Z-211226T1000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
303 PM PST Thu Dec 23 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 2 AM
PST SUNDAY...
...SMALL CRAFT ADVISORY HAS EXPIRED...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 
  10 to 15 feet expected.

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

* WHEN...From 9 PM this evening to 2 AM PST Sunday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 22, 3:20 AM PSTGale WarningEKA17 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.