Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 131, NWS Eureka, CA

December 4, 2021

NWS Eureka, CA issued this small craft advisory at Dec 4, 2021, 2:53 AM PST. It took effect at Dec 4, 2021, 6:00 PM PST. It was in force for 45 hr.

The area

The counties it named.

The facts

Issued
Dec 4, 2021, 2:53 AM PST (10:53 UTC)
In effect from
Dec 4, 2021, 6:00 PM PST
Expired
Dec 6, 2021, 3:00 PM PST
In force
45 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

043 
WHUS76 KEKA 041053
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
253 AM PST Sat Dec 4 2021

PZZ455-041900-
/O.CAN.KEKA.SC.Y.0130.000000T0000Z-211204T1100Z/
/O.NEW.KEKA.SC.Y.0131.211205T1200Z-211206T2300Z/
Cape Mendocino to Pt Arena out 10 nm-
253 AM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM SUNDAY TO 3 PM PST
MONDAY...

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

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

* WHEN...From 4 AM Sunday to 3 PM PST Monday.

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



PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-041900-
/O.CAN.KEKA.SC.Y.0130.000000T0000Z-211204T1100Z/
/O.NEW.KEKA.SC.Y.0131.211205T1100Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
253 AM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM SUNDAY TO 6 AM PST
MONDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  6 to 9 feet expected.

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

* WHEN...From 3 AM Sunday to 6 AM PST Monday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-041900-
/O.CAN.KEKA.SC.Y.0130.000000T0000Z-211204T1100Z/
/O.NEW.KEKA.SC.Y.0131.211205T0200Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
253 AM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 3 PM
PST MONDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 9 feet expected.

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

* WHEN...From 6 PM this evening to 3 PM PST Monday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ450-041200-
/O.CAN.KEKA.SC.Y.0130.000000T0000Z-211204T1100Z/
Pt St George to Cape Mendocino out 10 nm-
253 AM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$
11 follow-up statements
474 
WHUS76 KEKA 041651
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
851 AM PST Sat Dec 4 2021

PZZ455-050100-
/O.CON.KEKA.SC.Y.0131.211205T1200Z-211206T2300Z/
Cape Mendocino to Pt Arena out 10 nm-
851 AM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM SUNDAY TO
3 PM PST MONDAY...

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

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

* WHEN...From 4 AM Sunday to 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-050100-
/O.CON.KEKA.SC.Y.0131.211205T1100Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
851 AM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM SUNDAY TO
6 AM PST MONDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  6 to 9 feet expected.

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

* WHEN...From 3 AM Sunday to 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-050100-
/O.CON.KEKA.SC.Y.0131.211205T0200Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
851 AM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 3 PM PST MONDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 9 feet expected.

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

* WHEN...From 6 PM this evening to 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
009 
WHUS76 KEKA 042228
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
228 PM PST Sat Dec 4 2021

PZZ455-050630-
/O.CON.KEKA.SC.Y.0131.211205T1200Z-211206T2300Z/
Cape Mendocino to Pt Arena out 10 nm-
228 PM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM SUNDAY TO
3 PM PST MONDAY...

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

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

* WHEN...From 4 AM Sunday to 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-050630-
/O.CON.KEKA.SC.Y.0131.211205T1100Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
228 PM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM SUNDAY TO
6 AM PST MONDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  6 to 9 feet expected.

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

* WHEN...From 3 AM Sunday to 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-050630-
/O.CON.KEKA.SC.Y.0131.211205T0200Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
228 PM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 3 PM PST MONDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 9 feet expected.

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

* WHEN...From 6 PM this evening to 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
018 
WHUS76 KEKA 050453
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
853 PM PST Sat Dec 4 2021

PZZ455-051300-
/O.CON.KEKA.SC.Y.0131.211205T1200Z-211206T2300Z/
Cape Mendocino to Pt Arena out 10 nm-
853 PM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM SUNDAY TO
3 PM PST MONDAY...

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

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

* WHEN...From 4 AM Sunday to 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-051300-
/O.CON.KEKA.SC.Y.0131.211205T1100Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
853 PM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM SUNDAY TO
6 AM PST MONDAY...

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 
  6 to 9 feet expected.

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

* WHEN...From 3 AM Sunday to 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-051300-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
853 PM PST Sat Dec 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST MONDAY...

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

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

* WHEN...Until 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
319 
WHUS76 KEKA 051107
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
307 AM PST Sun Dec 5 2021

PZZ455-051915-
/O.EXT.KEKA.SC.Y.0131.211205T1107Z-211206T1400Z/
Cape Mendocino to Pt Arena out 10 nm-
307 AM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM MONDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts to 25 kt and seas
  6 to 8 feet.

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

* WHEN...Until 6 AM Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

$$

PZZ470-051915-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
307 AM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM MONDAY...

* WHAT...North winds 15 to 20 kt with gusts to 25 kt and seas 6 
  to 8 feet.

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

* WHEN...Until 6 AM Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

$$

PZZ475-051915-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
307 AM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM MONDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts to 30 kt and seas
  7 to 9 feet.

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

* WHEN...Until 3 PM Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

$$
317 
WHUS76 KEKA 051634
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
834 AM PST Sun Dec 5 2021

PZZ455-060045-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Cape Mendocino to Pt Arena out 10 nm-
834 AM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST MONDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 6 to 8 feet.

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

* WHEN...Until 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-060045-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
834 AM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST MONDAY...

* WHAT...North 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...Until 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-060045-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
834 AM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST MONDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 7 to 9 feet.

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

* WHEN...Until 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
914 
WHUS76 KEKA 052114
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
114 PM PST Sun Dec 5 2021

PZZ455-060515-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Cape Mendocino to Pt Arena out 10 nm-
114 PM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST MONDAY...

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

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

* WHEN...Until 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-060515-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
114 PM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST MONDAY...

* WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 
  6 to 9 feet.

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

* WHEN...Until 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-060515-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
114 PM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST MONDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 6 to 9 feet.

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

* WHEN...Until 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
493 
WHUS76 KEKA 060407
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
807 PM PST Sun Dec 5 2021

PZZ455-061215-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Cape Mendocino to Pt Arena out 10 nm-
807 PM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST MONDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

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

* WHEN...Until 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-061215-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
807 PM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST MONDAY...

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

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

* WHEN...Until 6 AM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-061215-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
807 PM PST Sun Dec 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST MONDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

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

* WHEN...Until 3 PM PST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
537 
WHUS76 KEKA 061108
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
308 AM PST Mon Dec 6 2021

PZZ470-061215-
/O.CAN.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
308 AM PST Mon Dec 6 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

$$

PZZ455-061400-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Cape Mendocino to Pt Arena out 10 nm-
308 AM PST Mon Dec 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EARLY THIS 
MORNING...

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

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

* WHEN...Until 6 AM early this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

$$

PZZ475-061915-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
308 AM PST Mon Dec 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM THIS 
AFTERNOON...

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

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

* WHEN...Until 3 PM 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.

$$
089 
WHUS76 KEKA 061409
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
609 AM PST Mon Dec 6 2021

PZZ455-061515-
/O.EXP.KEKA.SC.Y.0131.000000T0000Z-211206T1400Z/
Cape Mendocino to Pt Arena out 10 nm-
609 AM PST Mon Dec 6 2021

...SMALL CRAFT ADVISORY HAS EXPIRED...

$$

PZZ475-062215-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
609 AM PST Mon Dec 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM THIS 
AFTERNOON...

* WHAT...Northwest winds 5 to 15 kt and seas 5 to 8 feet.

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

* WHEN...Until 3 PM 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.

$$
440 
WHUS76 KEKA 061645
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
845 AM PST Mon Dec 6 2021

PZZ475-062300-
/O.CON.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
845 AM PST Mon Dec 6 2021

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

* WHAT...Northwest winds 5 to 15 kt and short period seas 5 to 8 
  feet.

* WHERE...Cape Mendocino to Pt Arena 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.

&&

$$
763 
WHUS76 KEKA 062238
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
238 PM PST Mon Dec 6 2021

PZZ475-062345-
/O.EXP.KEKA.SC.Y.0131.000000T0000Z-211206T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
238 PM PST Mon Dec 6 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 3, 8:53 PM PSTSmall Craft AdvisoryEKA6 hr
Dec 4, 2:08 PM PSTFrost AdvisoryEKAHumboldt, Mendocino19 hr
Dec 4, 2:11 PM PSTCoastal Flood AdvisoryEKAHumboldt23 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.