Alert archive / California / Hazardous Seas Warnings in 2017

Hazardous Seas Warning 6, NWS Eureka, CA

January 19, 2017

NWS Eureka, CA issued this hazardous seas warning at Jan 19, 2017, 3:21 PM PST. It took effect at Jan 20, 2017, 3:00 AM PST. It was in force for 39 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
Jan 19, 2017, 3:21 PM PST (23:21 UTC)
In effect from
Jan 20, 2017, 3:00 AM PST
Expired
Jan 21, 2017, 6:00 PM PST
In force
39 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

147 
WHUS76 KEKA 192321
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
321 PM PST THU JAN 19 2017

PZZ450-455-200730-
/O.EXT.KEKA.SC.Y.0007.000000T0000Z-170120T0500Z/
/O.EXB.KEKA.GL.W.0004.170120T0500Z-170120T1200Z/
/O.NEW.KEKA.SE.W.0006.170120T1200Z-170122T0000Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
321 PM PST THU JAN 19 2017

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 4 AM PST
FRIDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 4 AM FRIDAY TO 4 PM PST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 4 AM PST
FRIDAY. A HAZARDOUS SEAS WARNING HAS ALSO BEEN ISSUED. THIS
HAZARDOUS SEAS WARNING IS IN EFFECT FROM 4 AM FRIDAY TO 4 PM PST
SATURDAY. 

* WINDS...SOUTH 5 TO 15 KT TODAY INCREASING TO 15 TO 30 KT WITH 
  HIGHER GUSTS TONIGHT. WINDS WILL BE HIGHER NEAR CAPE MENDOCINO 
  AND POINT SAINT GEORGE 

* WAVES/SEAS...WEST 13 TO 14 FEET AROUND 14 SECONDS TODAY 
  BUILDING TO 15 TO 18 FEET AROUND 15 SECONDS TONIGHT AND 
  FRIDAY. BUILDING TO 24 FEET OR HIGHER AROUND 18 SECONDS BY 
  FRIDAY NIGHT. 

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.

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.

&&

$$

PZZ470-475-200730-
/O.CON.KEKA.SC.Y.0007.000000T0000Z-170120T0500Z/
/O.EXT.KEKA.GL.W.0004.170120T0500Z-170120T1200Z/
/O.NEW.KEKA.SE.W.0006.170120T1200Z-170122T0000Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
321 PM PST THU JAN 19 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...GALE WARNING NOW IN EFFECT FROM 9 PM THIS EVENING TO 4 AM PST
FRIDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 4 AM FRIDAY TO 4 PM PST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A HAZARDOUS
SEAS WARNING...WHICH IS IN EFFECT FROM 4 AM FRIDAY TO 4 PM PST
SATURDAY. 

* WINDS...SOUTHERLY 10 TO 20 KT TODAY INCREASING TO 25 TO 35 KT 
  WITH GUSTS UP TO 50 KT TONIGHT. 

* WAVES/SEAS...WEST AROUND 15 FEET AT 15 SECONDS TODAY BUILDING 
  TO 18 TO 20 FEET AROUND 16 SECONDS TONIGHT AND FRIDAY. 
  BUILDING TO 25 TO 30 FEET AROUND 18 SECONDS BY FRIDAY NIGHT. 

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.

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.

&&

$$
11 follow-up statements
582 
WHUS76 KEKA 200501
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
901 PM PST THU JAN 19 2017

PZZ450-455-470-475-201315-
/O.EXP.KEKA.SC.Y.0007.000000T0000Z-170120T0500Z/
/O.CON.KEKA.GL.W.0004.000000T0000Z-170120T1200Z/
/O.CON.KEKA.SE.W.0006.170120T1200Z-170122T0000Z/
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-
901 PM PST THU JAN 19 2017

...GALE WARNING REMAINS IN EFFECT UNTIL 4 AM FRIDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 AM FRIDAY TO
4 PM SATURDAY...
...SMALL CRAFT ADVISORY HAS EXPIRED...

* WINDS...S INCREASING TO 15 TO 30 KT WITH HIGHER GUSTS TONIGHT.
  WINDS WILL BE HIGHER NEAR CAPE MENDOCINO AND POINT SAINT GEORGE.

* WAVES...W BUILDING TO 15 TO 18 FEET AT AROUND 15 SECONDS TONIGHT
  AND FRIDAY. LARGE W SWELL BUILDING TO 24 FEET OR HIGHER AT
  AROUND 18 SECONDS BY FRIDAY NIGHT.

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 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.

$$
367 
WHUS76 KEKA 201024
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
224 AM PST FRI JAN 20 2017

PZZ450-455-470-475-201830-
/O.EXT.KEKA.GL.W.0004.000000T0000Z-170120T1100Z/
/O.EXT.KEKA.SE.W.0006.170120T1100Z-170122T0600Z/
/O.NEW.KEKA.GL.A.0002.170122T0600Z-170122T1800Z/
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-
224 AM PST FRI JAN 20 2017

...GALE WARNING NOW IN EFFECT UNTIL 3 AM PST EARLY THIS MORNING...
...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 10 PM PST
SATURDAY...
...GALE WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A GALE WATCH...
WHICH IS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY MORNING. 

* WINDS...S 15 TO 30 KT WITH HIGHER GUSTS...DIMINISHING EARLY
  THIS MORNING. STRONGEST WINDS NEAR CAPE MENDOCINO AND POINT
  SAINT GEORGE. W WIND 15 TO 25 KT FROM THIS MORNING THROUGH
  SATURDAY. WINDS WILL BECOME SOUTHERLY 20 TO 30 KT WITH HIGHER
  GUSTS ON SATURDAY NIGHT.

* WAVES...W 15 TO 18 FEET AT AROUND 15 SECONDS TODAY. LARGE W
  SWELL BUILDING TO 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS BY
  FRIDAY NIGHT...AND PERSIST THROUGH SATURDAY. SEAS WILL REMAIN
  ELEVATED AFTER THAT.

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 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
174 
WHUS76 KEKA 201101
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
301 AM PST FRI JAN 20 2017

PZZ450-455-470-475-201915-
/O.EXP.KEKA.GL.W.0004.000000T0000Z-170120T1100Z/
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0600Z/
/O.CON.KEKA.GL.A.0002.170122T0600Z-170122T1800Z/
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-
301 AM PST FRI JAN 20 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST
SATURDAY...
...GALE WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING...
...GALE WARNING HAS EXPIRED...

* WINDS...S 15 TO 30 KT WITH HIGHER GUSTS...DIMINISHING EARLY 
  THIS MORNING. STRONGEST WINDS NEAR CAPE MENDOCINO AND POINT 
  SAINT GEORGE. W WIND 15 TO 25 KT FROM THIS MORNING THROUGH 
  SATURDAY. WINDS WILL BECOME SOUTHERLY 20 TO 30 KT WITH HIGHER 
  GUSTS ON SATURDAY NIGHT. 

* WAVES...W 15 TO 18 FEET AT AROUND 15 SECONDS TODAY. LARGE W 
  SWELL BUILDING TO 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS BY 
  FRIDAY NIGHT...AND PERSIST THROUGH SATURDAY. SEAS WILL REMAIN 
  ELEVATED AFTER THAT. 

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 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.

&&

$$
225 
WHUS76 KEKA 201226
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
426 AM PST FRI JAN 20 2017

PZZ450-455-470-475-202030-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0600Z/
/O.CON.KEKA.GL.A.0002.170122T0600Z-170122T1800Z/
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-
426 AM PST FRI JAN 20 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST
SATURDAY...
...GALE WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING...

* WINDS...S 15 TO 30 KT WITH HIGHER GUSTS...DIMINISHING EARLY 
  THIS MORNING. STRONGEST WINDS NEAR CAPE MENDOCINO AND POINT 
  SAINT GEORGE. W WIND 15 TO 25 KT FROM THIS MORNING THROUGH 
  SATURDAY. WINDS WILL BECOME SOUTHERLY 20 TO 30 KT WITH HIGHER 
  GUSTS ON SATURDAY NIGHT. 

* WAVES...W 15 TO 18 FEET AT AROUND 15 SECONDS TODAY. LARGE W 
  SWELL BUILDING TO 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS BY 
  FRIDAY NIGHT...AND PERSIST THROUGH SATURDAY. SEAS WILL REMAIN 
  ELEVATED AFTER THAT. 

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 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.

&&

$$
021 
WHUS76 KEKA 201721
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
921 AM PST FRI JAN 20 2017

PZZ450-455-470-475-210130-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0600Z/
/O.CON.KEKA.GL.A.0002.170122T0600Z-170122T1800Z/
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-
921 AM PST FRI JAN 20 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST
SATURDAY...
...GALE WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING...

* WINDS...W WIND 15 TO 25 KT FROM THIS MORNING THROUGH SATURDAY.
  WINDS WILL BECOME SOUTHERLY 20 TO 30 KT WITH HIGHER GUSTS SATURDAY
  NIGHT.

* WAVES...W 15 TO 18 FEET AT AROUND 15 SECONDS TODAY. LARGE W 
  SWELL BUILDING TO 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS BY 
  FRIDAY NIGHT...AND PERSIST THROUGH SATURDAY. SEAS WILL REMAIN 
  ELEVATED AFTER THAT. 

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 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.

&&

$$
246 
WHUS76 KEKA 202226
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
226 PM PST FRI JAN 20 2017

PZZ455-470-475-210630-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0600Z/
/O.CAN.KEKA.GL.A.0002.170122T0600Z-170122T1800Z/
/O.NEW.KEKA.SR.A.0001.170122T0600Z-170122T1200Z/
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-
226 PM PST FRI JAN 20 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST
SATURDAY...
...STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH LATE
SATURDAY NIGHT...
...GALE WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A STORM WATCH...
WHICH IS IN EFFECT FROM SATURDAY EVENING THROUGH LATE SATURDAY
NIGHT. THE GALE WATCH HAS BEEN CANCELLED. 

* WINDS...W WIND 15 TO 25 KT THROUGH SATURDAY. WINDS WILL BECOME
  SOUTHERLY 35 TO 45 KT WITH GUSTS TO 60 KT SATURDAY NIGHT.

* WAVES...LARGE W SWELL BUILDING TO 25 TO 30 FEET AT AROUND 17 TO
  18 SECONDS FRIDAY NIGHT PERSISTING THROUGH SATURDAY. SEAS WILL
  REMAIN ELEVATED AFTER THAT.

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 STORM WATCH IS ISSUED WHEN THE RISK OF STORM FORCE WINDS OF
48 TO 63 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.

&&

$$

PZZ450-210630-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0600Z/
/O.EXT.KEKA.GL.A.0002.170122T0600Z-170122T1200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
226 PM PST FRI JAN 20 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST
SATURDAY...
...GALE WATCH NOW IN EFFECT FROM SATURDAY EVENING THROUGH LATE
SATURDAY NIGHT...

* WINDS...W WIND 15 TO 25 KT THROUGH SATURDAY. WINDS WILL BECOME
  SOUTHERLY 25 TO 35 KT WITH GUSTS TO 45 KT SATURDAY NIGHT.

* WAVES...LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS
  FRIDAY NIGHT PERSISTING THROUGH SATURDAY. SEAS WILL REMAIN
  ELEVATED AFTER THAT.

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 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.

&&

$$
924 
WHUS76 KEKA 210507
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
907 PM PST FRI JAN 20 2017

PZZ450-211315-
/O.EXT.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.UPG.KEKA.GL.A.0002.170122T0600Z-170122T1200Z/
/O.NEW.KEKA.SR.W.0001.170122T0200Z-170122T1200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
907 PM PST FRI JAN 20 2017

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 6 PM SATURDAY...
...STORM WARNING IN EFFECT FROM 6 PM SATURDAY TO 4 AM SUNDAY...

* WINDS...W 15 TO 25 KT THROUGH SATURDAY...BECOMING S 25 TO 35 KT
  WITH GUSTS TO 55 KT SATURDAY NIGHT.

* WAVES...LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS
  TONIGHT AND PERSISTING THROUGH SATURDAY. SEAS WILL REMAIN
  ELEVATED THROUGH EARLY NEXT WEEK.

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 STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$

PZZ455-470-475-211315-
/O.EXT.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.UPG.KEKA.SR.A.0001.170122T0600Z-170122T1200Z/
/O.NEW.KEKA.SR.W.0001.170122T0200Z-170122T1200Z/
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-
907 PM PST FRI JAN 20 2017

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 6 PM SATURDAY...
...STORM WARNING IN EFFECT FROM 6 PM SATURDAY TO 4 AM SUNDAY...

* WINDS...W 15 TO 25 KT THROUGH SATURDAY...BECOMING S 35 TO 45 KT
  WITH GUSTS TO 60 KT SATURDAY NIGHT.

* WAVES...LARGE W SWELL BUILDING TO 25 TO 30 FEET AT AROUND 17 TO
  18 SECONDS TONIGHT AND PERSISTING THROUGH SATURDAY. SEAS WILL
  REMAIN ELEVATED THROUGH EARLY NEXT WEEK.

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 STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$
181 
WHUS76 KEKA 211013
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
213 AM PST SAT JAN 21 2017

PZZ455-470-475-211815-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.CON.KEKA.SR.W.0001.170122T0200Z-170122T1200Z/
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-
213 AM PST SAT JAN 21 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 4 AM
PST SUNDAY...

* WINDS...W 15 TO 25 KT THROUGH THIS AFTERNOON...BECOMING S 35 TO
  45 KT WITH GUSTS TO 60 KT FROM THIS EVENING INTO THE OVERNIGHT
  HOURS.

* WAVES...LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS
  WILL PERSISTING THROUGH TODAY...THEN SUBSIDE TO AROUND 20 FEET
  BY SUNDAY. SEAS WILL REMAIN ELEVATED THROUGH EARLY NEXT WEEK.

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 STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$

PZZ450-211815-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.CON.KEKA.SR.W.0001.170122T0200Z-170122T1200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
213 AM PST SAT JAN 21 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 4 AM
PST SUNDAY...

* WINDS...W 15 TO 25 KT THROUGH THIS AFTERNOON...BECOMING S 35 TO
  45 KT WITH GUSTS TO 60 KT FROM THIS EVENING INTO THE OVERNIGHT
  HOURS.

* WAVES...LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS
  WILL PERSISTING THROUGH TODAY...THEN SUBSIDE TO AROUND 20 FEET
  BY SUNDAY. SEAS WILL REMAIN ELEVATED THROUGH EARLY NEXT WEEK.

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 STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$
447 
WHUS76 KEKA 211708
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
908 AM PST SAT JAN 21 2017

PZZ455-470-475-220115-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.CON.KEKA.SR.W.0001.170122T0200Z-170122T1200Z/
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-
908 AM PST SAT JAN 21 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 4 AM
PST SUNDAY...

* WINDS...W 15 TO 25 KT THROUGH THIS AFTERNOON...BECOMING S 35 
  TO 45 KT WITH GUSTS TO 60 KT FROM THIS EVENING INTO THE 
  OVERNIGHT HOURS. 

* WAVES...LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS 
  WILL PERSISTING THROUGH TODAY...THEN SUBSIDE TO AROUND 20 FEET 
  BY SUNDAY. SEAS WILL REMAIN ELEVATED THROUGH EARLY NEXT WEEK. 

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 STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$

PZZ450-220115-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.CON.KEKA.SR.W.0001.170122T0200Z-170122T1200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
908 AM PST SAT JAN 21 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 4 AM
PST SUNDAY...

* WINDS...W 15 TO 25 KT THROUGH THIS AFTERNOON...BECOMING S 35 
  TO 45 KT WITH GUSTS TO 60 KT FROM THIS EVENING INTO THE 
  OVERNIGHT HOURS. 

* WAVES...LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS 
  WILL PERSISTING THROUGH TODAY...THEN SUBSIDE TO AROUND 20 FEET 
  BY SUNDAY. SEAS WILL REMAIN ELEVATED THROUGH EARLY NEXT WEEK. 

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 STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$
268 
WHUS76 KEKA 212212
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
212 PM PST SAT JAN 21 2017

PZZ455-470-475-220615-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.CON.KEKA.SR.W.0001.170122T0200Z-170122T1200Z/
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-
212 PM PST SAT JAN 21 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 4 AM
PST SUNDAY...

* WINDS...S 35 TO 45 KT WITH GUSTS TO 60 KT FROM THIS EVENING
  THROUGH LATE TONIGHT.

* WAVES...LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS
  SUBSIDING TO AROUND 20 FEET BY SUNDAY. SEAS WILL REMAIN
  ELEVATED THROUGH EARLY NEXT WEEK.

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 STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$

PZZ450-220615-
/O.CON.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.CON.KEKA.SR.W.0001.170122T0200Z-170122T1200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
212 PM PST SAT JAN 21 2017

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 4 AM
PST SUNDAY...

* WINDS...S 35 TO 45 KT WITH GUSTS TO 60 KT FROM THIS EVENING
  THROUGH LATE TONIGHT.

* WAVES...LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS
  SUBSIDING TO AROUND 20 FEET BY SUNDAY. SEAS WILL REMAIN
  ELEVATED THROUGH EARLY NEXT WEEK.

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 STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$
067 
WHUS76 KEKA 220206
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
606 PM PST SAT JAN 21 2017

PZZ455-470-475-221015-
/O.EXP.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.CON.KEKA.SR.W.0001.000000T0000Z-170122T1200Z/
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-
606 PM PST SAT JAN 21 2017

...STORM WARNING REMAINS IN EFFECT UNTIL 4 AM SUNDAY...

* WINDS...S INCREASING TO 35 TO 45 KT WITH GUSTS TO 60 KT EARLY
  THIS EVENING AND CONTINUING THROUGH LATE TONIGHT.

* WAVES...SHORT PERIOD S WAVES BUILDING TO 10 TO 15 FT AT 10 TO 12
  SECONDS. LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS
  SUBSIDING TO AROUND 20 FEET BY SUNDAY. SEAS WILL REMAIN ELEVATED
  THROUGH EARLY NEXT WEEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$

PZZ450-221015-
/O.EXP.KEKA.SE.W.0006.000000T0000Z-170122T0200Z/
/O.CON.KEKA.SR.W.0001.000000T0000Z-170122T1200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
606 PM PST SAT JAN 21 2017

...STORM WARNING REMAINS IN EFFECT UNTIL 4 AM SUNDAY...

* WINDS...S INCREASING TO 35 TO 45 KT WITH GUSTS TO 60 KT EARLY
  THIS EVENING AND CONTINUING THROUGH LATE TONIGHT.

* WAVES...SHORT PERIOD S WAVES BUILDING TO 10 FT AT 8 TO 10
  SECONDS. LARGE W SWELL 25 TO 30 FEET AT AROUND 17 TO 18 SECONDS
  SUBSIDING TO AROUND 20 FEET BY SUNDAY. SEAS WILL REMAIN ELEVATED
  THROUGH EARLY NEXT WEEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A STORM WARNING MEANS WINDS OF 48 TO 63 KNOTS ARE IMMINENT OR
OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE
SHELTER UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD
PREPARE FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND
CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS
AND WAVES SUBSIDE.

$$

What forecasters said that day

The local office's own words before this hazardous seas warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Eureka, CA wrote its last area forecast discussion before this hazardous seas warning went out at Jan 19, 5:35 AM PST, 9 hours 46 minutes earlier.

Area forecast discussion, Jan 19, 5:35 AM PST, 9 hours 46 minutes before
AREA FORECAST DISCUSSION
National Weather Service Eureka CA
535 AM PST Thu Jan 19 2017

.SYNOPSIS...A series of storms will continue to bring wet and
unsettled weather to Northwest California through the weekend.

&&

.DISCUSSION...Weak thunderstorms storms have been firing up
offshore and near the coast overnight. Aside from the lightning
and thunder, small hail and locally heavy rain has been occurring
with the isolated storms. The mid level trough axis will move
through by mid morning and an isolated storm or two will be
possible near or at the coast north of about Cape Mendocino. The
thunder chances will diminish this afternoon as the 500mb trough
exits to our east.

A new storm system will quickly follow tonight. The trough aloft
will gain a slight negative tilt. This will be yet another setup
for isolated or scattered thunderstorms over the coastal waters
and perhaps along the coast. The air will be conditionally
unstable on Friday and we will once again be in a prime setup for
more storms that will generate locally heavy rain, small hail and
perhaps strong wind gusts.

Shower activity has been increasing in Trinity county this
morning. We converted the Winter Storm warning to a Winter Weather
advisory. An inch or two is expected before the shower activity
winds down by this afternoon. Another frontal system will move
through the region late tonight into Friday bringing widespread
precip. Snow levels will rise out toward the coast with the
southerlies ramping up over the coastal mountains. Snow levels
will probably remain around 3000-3500 feet in eastern Trinity per
the BUFKIT profiles. Levels should fall over the coastal ranges on
Friday after frontal passage. Elevations above 3000 ft will see
another round of heavy snow in Trinity county tonight through
Friday. A Winter Storm watch is in effect. The coastal mountains
of Humboldt and Del Norte counties may be too warm for snow down
to 3000 feet tonight. Even though the precip amounts will be
higher out over the coastal ranges, snow levels will not fall
until Friday when the precip changes over to showers in the cooler
air. A Winter Weather advisory is in effect for the interior
mountains of Humboldt county. Del Norte and northern Mendocino
counties may need to be added to the advisory. Berry Summit and
Oregon Mountain Summit may be impacted with wet heavy snow. South
Fork Mountain pass will be affected. Expect travel delays.

A third storm will rapidly develop over the weekend. This storm
will probably have greater amounts of precip along with higher
potential for strong winds. Latest GFS and NAM both indicate
fairly tight surface gradients pinching the coast Sat night with
925mb winds from 50 to 60kt. A wind advisory or high wind warning
will be possible at the coast. The strong winds may cause power
outages.

Showery conditions will persist on Monday as cool air aloft and
unstable conditions remain over the region. The trough aloft will
pass to our southeast on Tuesday and conditions will gradually
dry out through the day. Overall the forecast is looking much
drier by mid next week. An offshore flow regime should bring
fairly nice days and cold mornings at the coast. Interior valleys
will probably see night and morning low clouds and fog.

Beach hazards...A high surf warning is very probable Friday night
or Saturday. A large westerly swell will start to build late
Friday afternoon, but may not reach warning level til early
Saturday morning. It is too early to hoist a warning at this time.
Confidence remains high this will be a major threat for both
beachgoers and mariners, especially on Saturday. Standby for more
information and an official high surf warning or an advisory.

&&

.AVIATION...MVFR to IFR conditions and light winds will continue
at KCEC and KACV through this morning. The lower conditions will
be due to reduced ceilings and/or visibilities due to rain showers,
stratus and patchy fog. VFR conditions and light to moderate winds
will prevail at KCEC and KACV this afternoon and evening as the
showers diminish and ceilings and visibilities increase. Showers
will move through the region tonight reducing ceilings and/or
visibilities to MVFR and temporary IFR conditions at KCEC And
KACV. MVFR to IFR conditions will continue at KUKI today due to
reduced ceilings and/or lower visibilities due to rainshowers
early this morning and stratus and/or patchy fog through the day.
The winds will be light today at KUKI.

&&

.MARINE...The winds have diminished today in the wake of a cold
front which moved across the region. The winds and seas will
increase tonight as another cold front approaches the area.
Elevated seas will persist across the waters through early next
week as a series of cold fronts move through the region. The winds
will diminish slightly Friday then increase again Friday night and
Saturday. A small craft advisory is in effect across the near
shore waters through Friday evening. The small craft advisory will
likely be extended through early next week with a hazardous seas
warning also likely along with the small craft advisory Friday
night and Saturday. A small craft advisory is in effect across the
outer waters through this evening. A gale warning will be in
effect across the outer waters this evening through Friday
morning.

&&

.EKA WATCHES/WARNINGS/ADVISORIES...
CA...Winter Weather Advisory until 10 AM PST this morning for CAZ107-
     108.

     Winter Storm Watch from this evening through Friday morning for
     CAZ107-108.

     Winter Weather Advisory from 10 PM this evening to 4 PM PST
     Friday for CAZ105-106.

NORTHWEST CALIFORNIA COASTAL WATERS...
Small Craft Advisory until 9 PM PST Friday for PZZ450-455.
Small Craft Advisory until 9 PM PST this evening for PZZ470-475.
Gale Warning from 9 PM this evening to 9 AM PST Friday for
PZZ470-475.

&&

Visit us at http://www.weather.gov/eureka

Follow us on Facebook and Twitter at:
http://www.facebook.com/NWSEureka
http://www.twitter.com/nwseureka

For forecast zone information
see the forecast zone map online:
http://www.weather.gov/eureka/zonemap.png
Hazardous weather outlook, Jan 19, 6:17 AM PST, 9 hours 4 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EUREKA CA
617 AM PST THU JAN 19 2017

CAZ107-108-201430-
NORTHERN TRINITY-SOUTHERN TRINITY-
617 AM PST THU JAN 19 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING...
...WINTER STORM WATCH IN EFFECT FROM THIS EVENING THROUGH FRIDAY
MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT.
A WINTER STORM WATCH IS CURRENTLY IN EFFECT.

SNOW SHOWERS EASING UP THIS AFTERNOON. MORE HEAVY
SNOW ABOVE 3000 FEET EXPECTED LATE TONIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

A WINTER STORM WATCH IS CURRENTLY IN EFFECT.
MORE HEAVY SNOW EXPECTED ABOVE 3000 FEET ON FRIDAY.

WET WEATHER WITH PERIODS OF RAIN AND SNOW THROUGH THE WEEKEND.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

FOR FURTHER DETAILS PLEASE REFER TO NOAA WEATHER RADIO OR
WEATHER.GOV/EUREKA.

CAZ102-110>113-201430-
DEL NORTE INTERIOR-NORTHWESTERN MENDOCINO INTERIOR-
NORTHEASTERN MENDOCINO INTERIOR-SOUTHWESTERN MENDOCINO INTERIOR-
SOUTHEASTERN MENDOCINO INTERIOR-
617 AM PST THU JAN 19 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

SHOWERS EASING UP TODAY. RAIN AND GUSTY WINDS TONIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

WET AND UNSETTLED WEATHER THROUGH THE WEEKEND.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

FOR FURTHER DETAILS PLEASE REFER TO NOAA WEATHER RADIO OR
WEATHER.GOV/EUREKA.

CAZ101-103-104-109-201430-
COASTAL DEL NORTE-NORTHERN HUMBOLDT COAST-SOUTHWESTERN HUMBOLDT-
MENDOCINO COAST-
617 AM PST THU JAN 19 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

SHOWERS TODAY. RAIN AND GUSTY WINDS TONIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

WET AND UNSETTLED WEATHER THROUGH THE WEEKEND.

HIGH SURF EXPECTED LATE FRIDAY INTO SATURDAY. BREAKERS
AROUND 30 TO 35 FEET POSSIBLE BY SATURDAY MORNING.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

FOR FURTHER DETAILS PLEASE REFER TO NOAA WEATHER RADIO OR
WEATHER.GOV/EUREKA.

CAZ105-106-201430-
NORTHERN HUMBOLDT INTERIOR-SOUTHERN HUMBOLDT INTERIOR-
617 AM PST THU JAN 19 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
PST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT.

RAIN AND SNOW SHOWERS TODAY. GUSTY WINDS WITH RAIN AND SNOW
TONIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT.
RAIN SHOWERS WITH HIGH ELEVATION SNOW SHOWER ON FRIDAY.

WET AND UNSETTLED WEATHER THROUGH THE WEEKEND.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

FOR FURTHER DETAILS PLEASE REFER TO NOAA WEATHER RADIO OR
WEATHER.GOV/EUREKA.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 18, 6:11 PM PSTHazardous Seas WarningEKA9 hr
Jan 19, 1:39 AM PSTSpecial Weather StatementEKAHumboldt51 min
Jan 19, 2:02 AM PSTSpecial Weather StatementEKAHumboldt43 min
Jan 19, 2:30 AM PSTGale WarningEKA25 hr
Jan 19, 2:30 AM PSTSmall Craft AdvisoryEKA19 hr
Jan 19, 4:44 AM PSTWinter Storm WatchEKATrinity9 hr
Jan 19, 4:44 AM PSTWinter Weather AdvisoryEKATrinity5 hr
Jan 19, 4:44 AM PSTWinter Weather AdvisoryEKADel Norte, Humboldt, Mendocino, Trinity56 hr
Jan 19, 8:57 AM PSTRiver Flood WatchEKAMendocino6 hr
Jan 19, 11:55 AM PSTHigh Surf WarningEKADel Norte, Humboldt, Mendocino52 hr
Jan 19, 2:00 PM PSTWinter Storm WarningEKATrinity22 hr
Jan 19, 2:39 PM PSTWind AdvisoryEKADel Norte, Humboldt, Mendocino15 hr
Jan 19, 2:51 PM PSTRiver Flood WarningEKAMendocino32 hr

Nearby

Hazardous Seas Warnings in California, 2017Every hazardous seas warning in 2017

Sources

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