Alert archive / California / Gale Watches in 2021

Gale Watch 4, NWS Eureka, CA

January 10, 2021

NWS Eureka, CA issued this gale watch at Jan 10, 2021, 2:04 PM PST. It took effect at Jan 11, 2021, 9:00 PM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Jan 10, 2021, 2:04 PM PST (22:04 UTC)
In effect from
Jan 11, 2021, 9:00 PM PST
Expired
Jan 11, 2021, 2:03 AM PST
In force
Issued by
NWS Eureka, CA

The text

As transmitted.

570 
WHUS76 KEKA 102204
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
204 PM PST Sun Jan 10 2021

PZZ470-110615-
/O.CON.KEKA.SE.W.0005.000000T0000Z-210111T0500Z/
/O.NEW.KEKA.GL.A.0004.210112T0500Z-210112T2300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
204 PM PST Sun Jan 10 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
AFTERNOON...

* WHAT...For the Hazardous Seas Warning, very large and hazardous
  seas 17 to 20 feet. For the Gale Watch, south winds 25 to 30 kt
  with gusts up to 45 kt and seas 18 to 23 feet possible.

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

* WHEN...For the Hazardous Seas Warning, until 9 PM PST this 
  evening. For the Gale Watch, from Monday evening through 
  Tuesday afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ450-455-475-110500-
/O.CON.KEKA.SE.W.0005.000000T0000Z-210111T0500Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
204 PM PST Sun Jan 10 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS
EVENING...

* WHAT...Very large and hazardous seas 16 to 21 feet.

* WHERE...Pt St George to Cape Mendocino out 10 nm, Cape 
  Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 
  10 to 60 nm.

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

* IMPACTS...Very steep and hazardous seas could capsize or cause 
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$
2 follow-up statements
909 
WHUS76 KEKA 110453
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
853 PM PST Sun Jan 10 2021

PZZ470-111300-
/O.EXP.KEKA.SE.W.0005.000000T0000Z-210111T0500Z/
/O.NEW.KEKA.SC.Y.0004.210111T0500Z-210112T0500Z/
/O.CON.KEKA.GL.A.0004.210112T0500Z-210112T2300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
853 PM PST Sun Jan 10 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PST MONDAY...
...GALE WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY AFTERNOON...

* WHAT...For the Small Craft Advisory, south winds 15 to 25 kt 
  with gusts up to 30 kt and seas 11 to 14 feet expected. For 
  the Gale Watch, south winds 25 to 30 kt with gusts up to 45 kt 
  and seas 18 to 23 feet possible.

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

* WHEN...For the Small Craft Advisory, until 9 PM PST Monday. 
  For the Gale Watch, from Monday evening through Tuesday 
  afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ450-455-475-111300-
/O.EXP.KEKA.SE.W.0005.000000T0000Z-210111T0500Z/
/O.NEW.KEKA.SC.Y.0004.210111T0500Z-210112T0500Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
853 PM PST Sun Jan 10 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PST MONDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and seas 
  9 to 14 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm, Cape 
  Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 
  10 to 60 nm.

* WHEN...Until 9 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.

&&

$$
100 
WHUS76 KEKA 111003
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
203 AM PST Mon Jan 11 2021

PZZ470-111815-
/O.CON.KEKA.SC.Y.0004.000000T0000Z-210112T0500Z/
/O.UPG.KEKA.GL.A.0004.210112T0500Z-210112T2300Z/
/O.NEW.KEKA.GL.W.0004.210112T0500Z-210112T2300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
203 AM PST Mon Jan 11 2021

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

* WHAT...For the Gale Warning, south winds 25 to 35 kt with 
  gusts up to 45 kt and seas 18 to 23 feet expected. For the 
  Small Craft Advisory, south winds 15 to 25 kt with gusts up to 
  30 kt and seas 10 to 14 feet.

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

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

&&

$$

PZZ475-111815-
/O.EXT.KEKA.SC.Y.0004.000000T0000Z-210112T1700Z/
/O.NEW.KEKA.SE.A.0002.210112T1700Z-210113T1100Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
203 AM PST Mon Jan 11 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PST TUESDAY...
...HAZARDOUS SEAS WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
LATE TUESDAY NIGHT...

* WHAT...For the Small Craft Advisory, south winds 15 to 25 kt 
  with a few gusts up to 35 kt and seas 10 to 14 feet. For the 
  Hazardous Seas Watch, very steep and hazardous seas 17 to 21 
  feet possible.

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

* WHEN...For the Small Craft Advisory, until 9 AM PST Tuesday. 
  For the Hazardous Seas Watch, from Tuesday morning through 
  late Tuesday night.

* IMPACTS...Very steep and hazardous seas could capsize or cause
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Consider altering your plans to avoid possible hazardous sea
conditions.

&&

$$

PZZ450-455-111815-
/O.EXT.KEKA.SC.Y.0004.000000T0000Z-210113T1100Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
203 AM PST Mon Jan 11 2021

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

* WHAT...Southerly winds winds 20 to 30 kt. Localized gusts 30 to
  40 kt near Cape Mendocino and Pt St George late tonight and
  Tuesday. Seas 10 to 15 feet today, building to 15 to 20 feet on
  Tuesday.

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

* WHEN...Until 3 AM PST 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 10, 2:12 PM PSTCoastal Flood AdvisoryEKAHumboldt21 hr

Nearby

Gale Watches in California, 2021Every gale watch 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.