Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 60, NWS Eureka, CA

May 20, 2021

NWS Eureka, CA issued this small craft advisory at May 20, 2021, 8:09 PM PDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
May 20, 2021, 8:09 PM PDT (03:09 UTC)
Expired
May 21, 2021, 11:00 AM PDT
In force
15 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

992 
WHUS76 KEKA 210309
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
809 PM PDT Thu May 20 2021

PZZ455-211115-
/O.CAN.KEKA.GL.W.0028.000000T0000Z-210521T0400Z/
/O.NEW.KEKA.SC.Y.0060.210521T0309Z-210521T1800Z/
/O.NEW.KEKA.GL.W.0029.210521T1800Z-210522T0300Z/
Cape Mendocino to Pt Arena out 10 nm-
809 PM PDT Thu May 20 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM PDT FRIDAY...
...GALE WARNING IN EFFECT FROM 11 AM TO 8 PM PDT FRIDAY...

* WHAT...For the Gale Warning, northwest winds 20 to 30 kt with 
  gusts up to 40 kt and seas 7 to 10 feet expected. For the 
  Small Craft Advisory, northwest winds 20 to 25 kt with gusts 
  up to 35 kt and seas 7 to 10 feet.

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

* WHEN...For the Gale Warning, from 11 AM to 8 PM PDT Friday. 
  For the Small Craft Advisory, until 11 AM PDT Friday.

* 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.

&&

$$

PZZ450-211115-
/O.CON.KEKA.SC.Y.0058.000000T0000Z-210522T1000Z/
Pt St George to Cape Mendocino out 10 nm-
809 PM PDT Thu May 20 2021

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

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

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

* WHEN...Until 3 AM PDT 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.

&&

$$

PZZ470-211115-
/O.CON.KEKA.SC.Y.0058.000000T0000Z-210522T1000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
809 PM PDT Thu May 20 2021

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

* WHAT...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...Until 3 AM PDT 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.

&&

$$

PZZ475-211115-
/O.CON.KEKA.SC.Y.0057.000000T0000Z-210522T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
809 PM PDT Thu May 20 2021

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

* WHAT...North winds 20 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 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.

&&

$$
2 follow-up statements
907 
WHUS76 KEKA 211007
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
307 AM PDT Fri May 21 2021

PZZ455-211815-
/O.CON.KEKA.SC.Y.0060.000000T0000Z-210521T1800Z/
/O.CON.KEKA.GL.W.0029.210521T1800Z-210522T0300Z/
Cape Mendocino to Pt Arena out 10 nm-
307 AM PDT Fri May 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS
MORNING...
...GALE WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
PDT THIS EVENING...

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

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

* WHEN...For the Gale Warning, from 11 AM this morning to 8 PM 
  PDT this evening. For the Small Craft Advisory, until 11 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.

&&

$$

PZZ450-211815-
/O.EXT.KEKA.SC.Y.0058.000000T0000Z-210523T0400Z/
Pt St George to Cape Mendocino out 10 nm-
307 AM PDT Fri May 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT SATURDAY...

* WHAT...North winds 20 to 30 kt with gusts up to 40 kt and steep
  seas 6 to 9 feet.

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

* WHEN...Until 9 PM PDT 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.

&&

$$

PZZ470-211815-
/O.EXT.KEKA.SC.Y.0058.000000T0000Z-210523T1600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
307 AM PDT Fri May 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PDT SUNDAY...

* WHAT...North winds 20 to 30 kt with local gusts up to 40 kt and
  steep seas 7 to 10 feet.

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

* WHEN...Until 9 AM PDT 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.

&&

$$

PZZ475-211815-
/O.EXT.KEKA.SC.Y.0057.000000T0000Z-210525T0400Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
307 AM PDT Fri May 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT MONDAY...

* WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and 
  steep seas 6 to 11 feet.

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

* WHEN...Until 9 PM PDT 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.

&&

$$
000 
WHUS76 KEKA 211621
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
921 AM PDT Fri May 21 2021

PZZ455-220030-
/O.CON.KEKA.SC.Y.0060.000000T0000Z-210521T1800Z/
/O.CON.KEKA.GL.W.0029.210521T1800Z-210522T0300Z/
Cape Mendocino to Pt Arena out 10 nm-
921 AM PDT Fri May 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS
MORNING...
...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

* WHAT...For the Gale Warning, northwest winds 20 to 30 kt with 
  gusts up to 40 kt and seas 7 to 9 feet expected. For the Small 
  Craft Advisory, 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...For the Gale Warning, until 8 PM PDT this evening. For 
  the Small Craft Advisory, until 11 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.

&&

$$

PZZ450-220030-
/O.CON.KEKA.SC.Y.0058.000000T0000Z-210523T0400Z/
Pt St George to Cape Mendocino out 10 nm-
921 AM PDT Fri May 21 2021

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

* WHAT...North winds 20 to 30 kt with gusts up to 40 kt and seas 
  6 to 9 feet.

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

* WHEN...Until 9 PM PDT 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.

&&

$$

PZZ470-220030-
/O.CON.KEKA.SC.Y.0058.000000T0000Z-210523T1600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
921 AM PDT Fri May 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT SUNDAY...

* WHAT...North winds 20 to 30 kt with gusts up to 40 kt and seas 
  7 to 10 feet.

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

* WHEN...Until 9 AM PDT 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.

&&

$$

PZZ475-220030-
/O.CON.KEKA.SC.Y.0057.000000T0000Z-210525T0400Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
921 AM PDT Fri May 21 2021

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

* WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and 
  seas 6 to 11 feet.

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

* WHEN...Until 9 PM PDT 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 20, 8:09 PM PDTGale WarningEKA25 hr
May 21, 2:22 PM PDTFrost AdvisoryEKAHumboldt, Lake, Mendocino, Trinity19 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.