Alert archive / California / Gale Warnings in 2018

Gale Warning 38, NWS Eureka, CA

December 14, 2018

NWS Eureka, CA issued this gale warning at Dec 14, 2018, 2:23 PM PST. It took effect at Dec 15, 2018, 4:00 PM PST. It was in force for 21 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
Dec 14, 2018, 2:23 PM PST (22:23 UTC)
In effect from
Dec 15, 2018, 4:00 PM PST
Expired
Dec 16, 2018, 1:27 PM PST
In force
21 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

750 
WHUS76 KEKA 142223
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
223 PM PST Fri Dec 14 2018

PZZ470-150630-
/O.CAN.KEKA.GL.W.0037.000000T0000Z-181214T2300Z/
/O.NEW.KEKA.SE.W.0019.181214T2223Z-181215T1100Z/
/O.NEW.KEKA.GL.W.0038.181216T0600Z-181217T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
223 PM PST Fri Dec 14 2018

...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 3 AM PST SATURDAY...
...GALE WARNING IN EFFECT FROM 10 PM SATURDAY TO 4 PM PST
SUNDAY...

The National Weather Service in Eureka has issued a Hazardous
Seas Warning, which is in effect until 3 AM PST Saturday. A Gale
Warning has also been issued. This Gale Warning is in effect from
10 PM Saturday to 4 PM PST Sunday. The Gale Warning has been
cancelled. 

* WINDS...S winds 30 to 40 kt SAT night and SUN.

* WAVES/SEAS...Steep seas 17 to 19 ft tonight. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Hazardous Seas Warning means hazardous sea conditions are
imminent or occurring. Recreational boaters should remain in
port, or take shelter until waves subside.  Commercial vessels
should prepare for rough seas and consider remaining in port or
taking shelter in port until hazardous seas subside.

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PZZ450-150630-
/O.CAN.KEKA.GL.W.0037.000000T0000Z-181214T2300Z/
/O.EXB.KEKA.SC.Y.0108.000000T0000Z-181216T1200Z/
/O.NEW.KEKA.GL.A.0032.181216T1200Z-181217T0000Z/
Pt St George to Cape Mendocino out 10 nm-
223 PM PST Fri Dec 14 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM PST SUNDAY...
...GALE WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY
AFTERNOON...

The National Weather Service in Eureka has issued a Small Craft
Advisory, which is in effect until 4 AM PST Sunday. A Gale Watch
has also been issued. This Gale Watch is in effect from late
Saturday night through Sunday afternoon. The Gale Warning has
been cancelled. 

* WINDS...S wind gusts to 40 kt on SUN.

* WAVES/SEAS...Steep seas 15 to 17 ft tonight...subsiding to 12 to
  14 ft on SAT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Watch is issued when the risk of gale force winds of 34 to
47 knots has significantly increased, but the specific timing
and/or location is still uncertain. It is intended to provide
additional lead time for mariners who may wish to consider
altering their plans.

&&

$$

PZZ475-150630-
/O.EXT.KEKA.SC.Y.0108.000000T0000Z-181216T0600Z/
/O.NEW.KEKA.GL.W.0038.181216T0600Z-181217T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
223 PM PST Fri Dec 14 2018

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM PST SATURDAY...
...GALE WARNING IN EFFECT FROM 10 PM SATURDAY TO 4 PM PST
SUNDAY...

The National Weather Service in Eureka has issued a Gale Warning,
which is in effect from 10 PM Saturday to 4 PM PST Sunday. 

* WINDS...S winds 30 to 40 kt late SAT night and SUN. 

* WAVES/SEAS...Steep seas 15 to 17 ft tonight...subsiding to 12 to
  14 ft on SAT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PZZ455-150630-
/O.EXT.KEKA.SC.Y.0108.000000T0000Z-181216T1200Z/
/O.NEW.KEKA.GL.A.0032.181216T1200Z-181217T0000Z/
Cape Mendocino to Pt Arena out 10 nm-
223 PM PST Fri Dec 14 2018

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM PST SUNDAY...
...GALE WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY
AFTERNOON...

The National Weather Service in Eureka has issued a Gale Watch,
which is in effect from late Saturday night through Sunday
afternoon. 

* WINDS...S wind gusts to 40 kt on SUN.

* WAVES/SEAS...Steep seas 15 to 17 ft tonight...subsiding to 12 to
  14 ft on SAT. 
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Watch is issued when the risk of gale force winds of 34 to
47 knots has significantly increased, but the specific timing
and/or location is still uncertain. It is intended to provide
additional lead time for mariners who may wish to consider
altering their plans.

&&

$$
8 follow-up statements
308 
WHUS76 KEKA 150509
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
909 PM PST Fri Dec 14 2018

PZZ470-151315-
/O.CON.KEKA.SE.W.0019.000000T0000Z-181215T1100Z/
/O.CON.KEKA.GL.W.0038.181216T0600Z-181217T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
909 PM PST Fri Dec 14 2018

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PST
SATURDAY...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM SATURDAY TO 4 PM PST
SUNDAY...

* WINDS...South winds increasing to 30 to 40 kt Saturday night 
  and Sunday.

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding to
  14 feet on Saturday. Steep short period waves slowly diminishing
  late tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Hazardous Seas Warning means hazardous sea conditions are
imminent or occurring. Recreational boaters should remain in
port, or take shelter until waves subside.  Commercial vessels
should prepare for rough seas and consider remaining in port or
taking shelter in port until hazardous seas subside.

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PZZ475-151315-
/O.CON.KEKA.SC.Y.0108.000000T0000Z-181216T0600Z/
/O.CON.KEKA.GL.W.0038.181216T0600Z-181217T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
909 PM PST Fri Dec 14 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST
SATURDAY...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM SATURDAY TO 4 PM PST
SUNDAY...

* WINDS...South winds increasing to 30 to 40 kt Saturday night 
  and Sunday.

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding to
  14 feet on Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PZZ450-455-151315-
/O.CON.KEKA.SC.Y.0108.000000T0000Z-181216T1200Z/
/O.CON.KEKA.GL.A.0032.181216T1200Z-181217T0000Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
909 PM PST Fri Dec 14 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SUNDAY...
...GALE WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH
SUNDAY AFTERNOON...

* WINDS...Increasing to South 20 to 30 kt with gusts to 40 kt 
  early Sunday morning.

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding to
  14 feet on Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Watch is issued when the risk of gale force winds of 34 to
47 knots has significantly increased, but the specific timing
and/or location is still uncertain. It is intended to provide
additional lead time for mariners who may wish to consider
altering their plans.

&&

$$
876 
WHUS76 KEKA 151002
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
202 AM PST Sat Dec 15 2018

PZZ470-151815-
/O.CAN.KEKA.SE.W.0019.000000T0000Z-181215T1100Z/
/O.NEW.KEKA.SC.Y.0109.181215T1002Z-181216T0600Z/
/O.CON.KEKA.GL.W.0038.181216T0600Z-181217T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
202 AM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
PST SUNDAY...
...HAZARDOUS SEAS WARNING IS CANCELLED...

The National Weather Service in Eureka has issued a Small Craft
Advisory, which is in effect until 10 PM PST this evening. The
Hazardous Seas Warning has been cancelled. 

* WINDS...South winds increasing to 30 to 40 kt Saturday night 
  and Sunday. 

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding 
  to 14 feet on Saturday. Steep short period waves slowly 
  diminishing late tonight. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

&&

$$

PZZ450-455-151815-
/O.EXT.KEKA.SC.Y.0108.000000T0000Z-181216T1000Z/
/O.EXB.KEKA.GL.W.0038.181216T1000Z-181217T0000Z/
/O.UPG.KEKA.GL.A.0032.181216T1200Z-181217T0000Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
202 AM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM PST SUNDAY...
...GALE WARNING IN EFFECT FROM 2 AM TO 4 PM PST SUNDAY...

The National Weather Service in Eureka has issued a Gale Warning,
which is in effect from 2 AM to 4 PM PST Sunday. The Gale Watch
is no longer in effect. 

* WINDS...Increasing to South 20 to 30 kt with gusts to 40 kt 
  early Sunday morning. 

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding 
  to 14 feet on Saturday. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

&&

$$

PZZ475-151815-
/O.CON.KEKA.SC.Y.0108.000000T0000Z-181216T0600Z/
/O.CON.KEKA.GL.W.0038.181216T0600Z-181217T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
202 AM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
PST SUNDAY...

* WINDS...South winds increasing to 30 to 40 kt Saturday night 
  and Sunday. 

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding 
  to 14 feet on Saturday. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$
462 
WHUS76 KEKA 151702
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
902 AM PST Sat Dec 15 2018

PZZ450-455-160115-
/O.CON.KEKA.SC.Y.0108.000000T0000Z-181216T1000Z/
/O.CON.KEKA.GL.W.0038.181216T1000Z-181217T0000Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
902 AM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 2 AM TO 4 PM PST SUNDAY...

* WINDS...Increasing to South 20 to 30 kt with gusts to 40 kt 
  early Sunday morning. 

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding 
  to 14 feet on Saturday. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

&&

$$

PZZ470-160115-
/O.CON.KEKA.SC.Y.0109.000000T0000Z-181216T0600Z/
/O.CON.KEKA.GL.W.0038.181216T0600Z-181217T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
902 AM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
PST SUNDAY...

* WINDS...South winds increasing to 30 to 40 kt tonight and 
  Sunday. 

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding 
  to 14 feet on Saturday. Steep short period waves slowly 
  diminishing late tonight. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

&&

$$

PZZ475-160115-
/O.CON.KEKA.SC.Y.0108.000000T0000Z-181216T0600Z/
/O.CON.KEKA.GL.W.0038.181216T0600Z-181217T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
902 AM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
PST SUNDAY...

* WINDS...South winds increasing to 30 to 40 kt Saturday night 
  and Sunday. 

* WAVES/SEAS...Long period swell 15 to 18 ft tonight subsiding 
  to 14 feet on Saturday. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$
799 
WHUS76 KEKA 152101
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
101 PM PST Sat Dec 15 2018

PZZ470-160515-
/O.CAN.KEKA.SC.Y.0109.000000T0000Z-181216T0600Z/
/O.EXT.KEKA.GL.W.0038.181216T0000Z-181217T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
101 PM PST Sat Dec 15 2018

...GALE WARNING NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM
PST SUNDAY...

The National Weather Service in Eureka has cancelled the Small
Craft Advisory. 

* WINDS...South increasing to 35 to 45 kt tonight and Sunday.

* WAVES/SEAS...Steep short period seas building to 15 to 17 ft 
  late tonight. Seas are expected to build to 23 to 25 ft on 
  Sunday due to a combination of steep southerly wind waves and 
  long period westerly swell. 
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PZZ475-160515-
/O.EXT.KEKA.SC.Y.0108.000000T0000Z-181216T0500Z/
/O.EXT.KEKA.GL.W.0038.181216T0500Z-181217T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
101 PM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...GALE WARNING NOW IN EFFECT FROM 9 PM THIS EVENING TO 4 PM PST
SUNDAY...

* WINDS...South increasing to 30 to 40 kt tonight and Sunday.
 
* WAVES/SEAS...Steep short period seas building to 13 to 15 ft 
  late tonight. Seas are expected to build to 23 to 25 ft on 
  Sunday due to a combination of steep southerly wind waves and 
  long period westerly swell. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PZZ450-455-160515-
/O.CON.KEKA.SC.Y.0108.000000T0000Z-181216T1000Z/
/O.CON.KEKA.GL.W.0038.181216T1000Z-181217T0000Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
101 PM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 2 AM TO 4 PM PST SUNDAY...

* WINDS...Southerly gusts around 40 kt late tonight and Sunday.
  Higher gusts around 50 kt possible Sunday, especially in the 
  vicinity of Cape Mendocino.
  
* WAVES/SEAS...Steep short period seas building to 13 to 15 ft
  late tonight and then to 20 to 25 ft through the day on Sunday
  as long period westerly swell combine with steeper short period
  wind waves.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

&&

$$
469 
WHUS76 KEKA 160428
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
828 PM PST Sat Dec 15 2018

PZZ450-455-161230-
/O.CON.KEKA.SC.Y.0108.000000T0000Z-181216T1000Z/
/O.CON.KEKA.GL.W.0038.181216T1000Z-181217T0000Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
828 PM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 2 AM TO 4 PM PST SUNDAY...

* WINDS...Southerly gusts around 40 kt late tonight and Sunday.
  Higher gusts around 50 kt possible Sunday, especially in the
  vicinity of Cape Mendocino and Point Saint George. 

* WAVES/SEAS...Steep short period seas building to 13 to 15 ft 
  late tonight and then to 20 to 25 ft through the day on Sunday 
  as long period westerly swell combine with steeper short 
  period wind waves. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

&&

$$

PZZ475-161230-
/O.CON.KEKA.SC.Y.0108.000000T0000Z-181216T0500Z/
/O.CON.KEKA.GL.W.0038.181216T0500Z-181217T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
828 PM PST Sat Dec 15 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM PST SUNDAY...

* WINDS...South increasing to 30 to 40 kt tonight and Sunday.

* WAVES/SEAS...Steep short period seas building to 13 to 15 ft 
  late tonight. Seas are expected to build to 23 to 25 ft on 
  Sunday due to a combination of steep southerly wind waves and 
  long period westerly swell. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PZZ470-161230-
/O.CON.KEKA.GL.W.0038.000000T0000Z-181217T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
828 PM PST Sat Dec 15 2018

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM PST SUNDAY...

* WINDS...South increasing to 35 to 45 kt tonight and Sunday.

* WAVES/SEAS...Steep short period seas building to 15 to 17 ft 
  late tonight. Seas are expected to build to 23 to 25 ft on 
  Sunday due to a combination of steep southerly wind waves and 
  long period westerly swell. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$
051 
WHUS76 KEKA 161352
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
552 AM PST Sun Dec 16 2018

PZZ450-455-470-475-162200-
/O.CON.KEKA.GL.W.0038.000000T0000Z-181217T0000Z/
/O.NEW.KEKA.SE.W.0020.181217T0000Z-181218T0600Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Pt St George to Cape Mendocino 10 to 60 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
552 AM PST Sun Dec 16 2018

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 PM PST MONDAY...

The National Weather Service in Eureka has issued a Hazardous
Seas Warning, which is in effect from 4 PM this afternoon to
10 PM PST Monday. 

* WINDS...Southerly gusts around 40 kt late tonight and Sunday. 
  Higher gusts around 50 kt possible Sunday, especially in the 
  vicinity of Cape Mendocino and Point Saint George. 

* WAVES/SEAS...Steep short period seas building to 13 to 15 ft 
  late tonight and then to 20 to 25 ft through the day on Sunday 
  as long period westerly swell combine with steeper short 
  period wind waves. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Hazardous Seas Warning means hazardous sea conditions are
imminent or occurring. Recreational boaters should remain in
port, or take shelter until waves subside.  Commercial vessels
should prepare for rough seas and consider remaining in port or
taking shelter in port until hazardous seas subside.

&&

$$
467 
WHUS76 KEKA 161702
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
902 AM PST Sun Dec 16 2018

PZZ450-455-470-475-170115-
/O.CON.KEKA.GL.W.0038.000000T0000Z-181217T0000Z/
/O.CON.KEKA.SE.W.0020.181217T0000Z-181218T0600Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Pt St George to Cape Mendocino 10 to 60 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
902 AM PST Sun Dec 16 2018

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 PM PST MONDAY...

* WINDS...Southerly gusts around 40 kt late tonight and Sunday. 
  Higher gusts around 50 kt possible Sunday, especially in the 
  vicinity of Cape Mendocino and Point Saint George. 

* WAVES/SEAS...Steep short period seas building to 13 to 15 ft 
  late tonight and then to 20 to 25 ft through the day on Sunday 
  as long period westerly swell combine with steeper short 
  period wind waves. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.

A Hazardous Seas Warning means hazardous sea conditions are
imminent or occurring. Recreational boaters should remain in
port, or take shelter until waves subside.  Commercial vessels
should prepare for rough seas and consider remaining in port or
taking shelter in port until hazardous seas subside.

&&

$$
289 
WHUS76 KEKA 162127
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
127 PM PST Sun Dec 16 2018

PZZ450-455-470-475-170530-
/O.CAN.KEKA.GL.W.0038.000000T0000Z-181217T0000Z/
/O.EXT.KEKA.SE.W.0020.181216T2300Z-181218T0600Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Pt St George to Cape Mendocino 10 to 60 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
127 PM PST Sun Dec 16 2018

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 10 PM PST MONDAY...

The National Weather Service in Eureka has cancelled the Gale
Warning. 

* WAVES/SEAS...18 to 25 feet through Monday evening as long period
  westerly swell combines with short period southerly wind waves.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Hazardous Seas Warning means hazardous sea conditions are
imminent or occurring. Recreational boaters should remain in
port, or take shelter until waves subside.  Commercial vessels
should prepare for rough seas and consider remaining in port or
taking shelter in port until hazardous seas subside.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 14, 2:17 PM PSTHigh Surf WarningEKADel Norte, Humboldt, Mendocino3 days
Dec 14, 2:23 PM PSTGale WatchEKA12 hr
Dec 14, 2:23 PM PSTHazardous Seas WarningEKA12 hr

Nearby

Gale Warnings in California, 2018Every gale warning in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.