Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 90, NWS Eureka, CA

August 30, 2021

NWS Eureka, CA issued this small craft advisory at Aug 30, 2021, 12:40 PM PDT. It took effect at Aug 30, 2021, 1:00 PM PDT. It was in force for 20 hr.

The area

The counties it named.

The facts

Issued
Aug 30, 2021, 12:40 PM PDT (19:40 UTC)
In effect from
Aug 30, 2021, 1:00 PM PDT
Expired
Aug 31, 2021, 9:00 AM PDT
In force
20 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

406 
WHUS76 KEKA 301940
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
1240 PM PDT Mon Aug 30 2021

PZZ470-310345-
/O.EXP.KEKA.SE.W.0050.000000T0000Z-210830T2000Z/
/O.NEW.KEKA.SC.Y.0090.210830T2000Z-210831T1500Z/
/O.EXB.KEKA.GL.W.0041.210831T1500Z-210901T2200Z/
Pt St George to Cape Mendocino 10 to 60 nm-
1240 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM PDT TUESDAY...
...GALE WARNING IN EFFECT FROM 8 AM TUESDAY TO 3 PM PDT
WEDNESDAY...
...HAZARDOUS SEAS WARNING WILL EXPIRE AT 1 PM PDT THIS
AFTERNOON...

* WHAT...For the Gale Warning, north winds 20 to 30 kt with 
  gusts up to 40 kt and seas 8 to 13 feet expected. For the 
  Small Craft Advisory, north winds 20 to 25 kt with gusts up to 
  35 kt and seas 7 to 11 feet expected.

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

* WHEN...For the Gale Warning, from 8 AM Tuesday to 3 PM PDT 
  Wednesday. For the Small Craft Advisory, until 8 AM PDT 
  Tuesday.

* 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.

&&

$$

PZZ475-310345-
/O.CON.KEKA.GL.W.0041.000000T0000Z-210901T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
1240 PM PDT Mon Aug 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT WEDNESDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  8 to 13 feet.

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

* WHEN...Until 3 AM PDT Wednesday.

* 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.

&&

$$

PZZ450-310345-
/O.CON.KEKA.SC.Y.0089.000000T0000Z-210902T0400Z/
Pt St George to Cape Mendocino out 10 nm-
1240 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT
WEDNESDAY...

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

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

* WHEN...Until 9 PM PDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-310345-
/O.CON.KEKA.SC.Y.0086.000000T0000Z-210901T2200Z/
Cape Mendocino to Pt Arena out 10 nm-
1240 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
WEDNESDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 7 to 11 feet.

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

* WHEN...Until 3 PM PDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
4 follow-up statements
532 
WHUS76 KEKA 302130
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
230 PM PDT Mon Aug 30 2021

PZZ470-310530-
/O.EXT.KEKA.SC.Y.0090.000000T0000Z-210831T2100Z/
/O.EXT.KEKA.GL.W.0041.210831T2100Z-210901T2200Z/
Pt St George to Cape Mendocino 10 to 60 nm-
230 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM PDT TUESDAY...
...GALE WARNING NOW IN EFFECT FROM 2 PM TUESDAY TO 3 PM PDT
WEDNESDAY...

* WHAT...For the Gale Warning, north winds 20 to 30 kt with 
  gusts up to 40 kt and seas 9 to 13 feet expected. For the 
  Small Craft Advisory, north winds 20 to 30 kt with gusts up to 
  35 kt and seas 7 to 10 feet.

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

* WHEN...For the Gale Warning, from 2 PM Tuesday to 3 PM PDT 
  Wednesday. For the Small Craft Advisory, until 2 PM PDT 
  Tuesday.

* 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.

&&

$$

PZZ475-310530-
/O.CON.KEKA.GL.W.0041.000000T0000Z-210901T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
230 PM PDT Mon Aug 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT WEDNESDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 35 kt and seas 
  8 to 13 feet.

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

* WHEN...Until 3 AM PDT Wednesday.

* 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.

&&

$$

PZZ450-310530-
/O.CON.KEKA.SC.Y.0089.000000T0000Z-210902T0400Z/
Pt St George to Cape Mendocino out 10 nm-
230 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT
WEDNESDAY...

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

* WHERE...Pt St George to Cape Mendocino out 10 nm. Strongest
  winds and highest seas around Pt St George and Cape Mendocino. 

* WHEN...Until 9 PM PDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-310530-
/O.CON.KEKA.SC.Y.0086.000000T0000Z-210901T2200Z/
Cape Mendocino to Pt Arena out 10 nm-
230 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
WEDNESDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 7 to 11 feet.

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

* WHEN...Until 3 PM PDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
463 
WHUS76 KEKA 310334
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
834 PM PDT Mon Aug 30 2021

PZZ470-311145-
/O.CON.KEKA.SC.Y.0090.000000T0000Z-210831T2100Z/
/O.CON.KEKA.GL.W.0041.210831T2100Z-210901T2200Z/
Pt St George to Cape Mendocino 10 to 60 nm-
834 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT
TUESDAY...
...GALE WARNING REMAINS IN EFFECT FROM 2 PM TUESDAY TO 3 PM PDT
WEDNESDAY...

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

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

* WHEN...For the Gale Warning, from 2 PM Tuesday to 3 PM PDT 
  Wednesday. For the Small Craft Advisory, until 2 PM PDT 
  Tuesday.

* 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.

&&

$$

PZZ475-311145-
/O.CON.KEKA.GL.W.0041.000000T0000Z-210901T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
834 PM PDT Mon Aug 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT WEDNESDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 35 kt and seas 
  8 to 11 feet.

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

* WHEN...Until 3 AM PDT Wednesday.

* 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.

&&

$$

PZZ450-311145-
/O.CON.KEKA.SC.Y.0089.000000T0000Z-210902T0400Z/
Pt St George to Cape Mendocino out 10 nm-
834 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT
WEDNESDAY...

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

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

* WHEN...Until 9 PM PDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-311145-
/O.CON.KEKA.SC.Y.0086.000000T0000Z-210901T2200Z/
Cape Mendocino to Pt Arena out 10 nm-
834 PM PDT Mon Aug 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
WEDNESDAY...

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

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

* WHEN...Until 3 PM PDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
882 
WHUS76 KEKA 310920
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
220 AM PDT Tue Aug 31 2021

PZZ470-311730-
/O.EXT.KEKA.SC.Y.0090.000000T0000Z-210831T1600Z/
/O.EXT.KEKA.GL.W.0041.210831T1600Z-210902T1000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
220 AM PDT Tue Aug 31 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PDT THIS
MORNING...
...GALE WARNING NOW IN EFFECT FROM 9 AM THIS MORNING TO 3 AM PDT
THURSDAY...

* WHAT...For the Gale Warning, north winds 25 to 35 kt with 
  gusts up to 45 kt and seas 9 to 13 feet expected. For the 
  Small Craft Advisory, north winds 20 to 30 kt with gusts up to 
  35 kt and seas 7 to 9 feet.

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

* WHEN...For the Gale Warning, from 9 AM this morning to 3 AM 
  PDT Thursday. For the Small Craft Advisory, until 9 AM PDT 
  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.

&&

$$

PZZ475-311730-
/O.EXT.KEKA.GL.W.0041.000000T0000Z-210901T1600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
220 AM PDT Tue Aug 31 2021

...GALE WARNING NOW IN EFFECT UNTIL 9 AM PDT WEDNESDAY...

* WHAT...Northwest winds 25 to 30 kt with gusts up to 40 kt and 
  seas 8 to 11 feet.

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

* WHEN...Until 9 AM PDT Wednesday.

* 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.

&&

$$

PZZ450-311730-
/O.EXT.KEKA.SC.Y.0089.000000T0000Z-210902T1900Z/
Pt St George to Cape Mendocino out 10 nm-
220 AM PDT Tue Aug 31 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON PDT THURSDAY...

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

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

* WHEN...Until noon PDT 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.

&&

$$

PZZ455-311730-
/O.EXT.KEKA.SC.Y.0086.000000T0000Z-210902T1000Z/
Cape Mendocino to Pt Arena out 10 nm-
220 AM PDT Tue Aug 31 2021

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

* WHAT...Northwest winds 15 to 25 kt with gusts up to 40 kt and 
  seas 6 to 9 feet.

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

* WHEN...Until 3 AM PDT 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.

&&

$$
695 
WHUS76 KEKA 311605
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
905 AM PDT Tue Aug 31 2021

PZZ470-010015-
/O.EXP.KEKA.SC.Y.0090.000000T0000Z-210831T1600Z/
/O.CON.KEKA.GL.W.0041.000000T0000Z-210902T1000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
905 AM PDT Tue Aug 31 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY...
...SMALL CRAFT ADVISORY HAS EXPIRED...

* WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 
  9 to 13 feet.

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

* WHEN...Until 3 AM PDT Thursday.

* 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.

&&

$$

PZZ475-010015-
/O.CON.KEKA.GL.W.0041.000000T0000Z-210901T1600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
905 AM PDT Tue Aug 31 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY...

* WHAT...Northwest winds 25 to 30 kt with gusts up to 40 kt and 
  seas 8 to 12 feet.

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

* WHEN...Until 9 AM PDT Wednesday.

* 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.

&&

$$

PZZ450-010015-
/O.CON.KEKA.SC.Y.0089.000000T0000Z-210902T1900Z/
Pt St George to Cape Mendocino out 10 nm-
905 AM PDT Tue Aug 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON PDT
THURSDAY...

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

* WHERE...Pt St George to Cape Mendocino out 10 nm. Strongest
  winds and highest seas near Pt St George and Cape Mendocino.

* WHEN...Until noon PDT 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.

&&

$$

PZZ455-010015-
/O.CON.KEKA.SC.Y.0086.000000T0000Z-210902T1000Z/
Cape Mendocino to Pt Arena out 10 nm-
905 AM PDT Tue Aug 31 2021

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

* WHAT...Northwest winds 15 to 25 kt with gusts up to 40 kt and 
  seas 6 to 10 feet.

* WHERE...Cape Mendocino to Pt Arena out 10 nm. Strongest winds
  and highest seas around Cape Mendocino.

* WHEN...Until 3 AM PDT 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.

&&

$$

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.