Alert archive / California / Gale Warnings in 2021

Gale Warning 29, NWS Eureka, CA

May 20, 2021

NWS Eureka, CA issued this gale warning at May 20, 2021, 8:09 PM PDT. It took effect at May 21, 2021, 11:00 AM PDT. It was in force for 10 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 20, 2021, 8:09 PM PDT (03:09 UTC)
In effect from
May 21, 2021, 11:00 AM PDT
Expired
May 21, 2021, 9:03 PM PDT
In force
10 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.

&&

$$
4 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.

&&

$$
622 
WHUS76 KEKA 212103
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
203 PM PDT Fri May 21 2021

PZZ475-220515-
/O.UPG.KEKA.SC.Y.0057.000000T0000Z-210525T0400Z/
/O.EXB.KEKA.GL.W.0029.000000T0000Z-210522T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
203 PM PDT Fri May 21 2021

...GALE WARNING IN EFFECT UNTIL 10 PM PDT THIS EVENING...

* WHAT...Northwest winds 25 to 30 kt with gusts up to 40 kt and 
  seas around 9 feet.

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

* WHEN...Until 10 PM PDT 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.

&&

$$

PZZ455-220400-
/O.EXT.KEKA.GL.W.0029.000000T0000Z-210522T0400Z/
Cape Mendocino to Pt Arena out 10 nm-
203 PM PDT Fri May 21 2021

...GALE WARNING NOW IN EFFECT UNTIL 9 PM PDT THIS EVENING...

* WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and 
  seas 7 to 9 feet.

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

* WHEN...Until 9 PM PDT 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.

&&

$$

PZZ450-220515-
/O.CON.KEKA.SC.Y.0058.000000T0000Z-210523T0400Z/
Pt St George to Cape Mendocino out 10 nm-
203 PM PDT Fri May 21 2021

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

* WHAT...North winds 15 to 25 kt with gusts up to 35 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.

&&

$$

PZZ470-220515-
/O.CON.KEKA.SC.Y.0058.000000T0000Z-210523T1600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
203 PM 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 around 35 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.

&&

$$
633 
WHUS76 KEKA 220403
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
903 PM PDT Fri May 21 2021

PZZ475-221215-
/O.CAN.KEKA.GL.W.0029.000000T0000Z-210522T0500Z/
/O.EXA.KEKA.SC.Y.0058.000000T0000Z-210523T0400Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
903 PM PDT Fri May 21 2021

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

* WHAT...North winds 20 to 30 kt with a few gusts up to 35 kt and
  seas 8 to 11 feet.

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

&&

$$

PZZ455-221215-
/O.EXP.KEKA.GL.W.0029.000000T0000Z-210522T0400Z/
/O.EXA.KEKA.SC.Y.0058.000000T0000Z-210523T0400Z/
Cape Mendocino to Pt Arena out 10 nm-
903 PM PDT Fri May 21 2021

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

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

* WHERE...Cape Mendocino to Pt Arena 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.

&&

$$

PZZ450-221215-
/O.CON.KEKA.SC.Y.0058.000000T0000Z-210523T0400Z/
Pt St George to Cape Mendocino out 10 nm-
903 PM PDT Fri May 21 2021

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

* WHAT...North winds 15 to 25 kt with gusts up to 30 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.

&&

$$

PZZ470-221215-
/O.CON.KEKA.SC.Y.0058.000000T0000Z-210523T1600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
903 PM PDT Fri May 21 2021

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

* WHAT...North winds 20 to 30 kt with a few gusts up to 35 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 20, 8:09 PM PDTSmall Craft AdvisoryEKA15 hr
May 21, 2:22 PM PDTFrost AdvisoryEKAHumboldt, Lake, Mendocino, Trinity19 hr

Nearby

Gale Warnings in California, 2021Every gale warning 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.