Alert archive / California / Hazardous Seas Warnings in 2012

Hazardous Seas Warning 15, NWS Eureka, CA

May 24, 2012

NWS Eureka, CA issued this hazardous seas warning at May 24, 2012, 2:46 PM PDT. It took effect at May 24, 2012, 10:00 PM PDT. It was in force for 29 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 24, 2012, 2:46 PM PDT (21:46 UTC)
In effect from
May 24, 2012, 10:00 PM PDT
Expired
May 26, 2012, 3:00 AM PDT
In force
29 hr
Issued by
NWS Eureka, CA

The text

As transmitted, in the capitals the NWS used until 2016.

925 
WHUS76 KEKA 242146
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
246 PM PDT THU MAY 24 2012

PZZ475-250600-
/O.EXT.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
/O.NEW.KEKA.SE.W.0015.120525T0500Z-120526T1000Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
246 PM PDT THU MAY 24 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM PDT SATURDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 10 PM THIS EVENING TO
3 AM PDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A HAZARDOUS
SEAS WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 3 AM
PDT SATURDAY. THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL
10 PM PDT SATURDAY. 

* WINDS...NW TO N 20 TO 25 KT WITH HIGHER GUSTS. WINDS WILL
  INCREASE ON FRIDAY WITH GUST NEAR GALE FORCE POSSIBLE.

* WAVES...NORTHWEST SWELL 9 TO 11 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK FRIDAY FROM 12 TO 14 FEET AT 9 SECONDS.



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 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.

&&

$$

PZZ470-250600-
/O.EXB.KEKA.SC.Y.0042.120525T0000Z-120526T1200Z/
/O.NEW.KEKA.SE.W.0015.120525T1000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
246 PM PDT THU MAY 24 2012

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM PDT SATURDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 3 AM FRIDAY TO MIDNIGHT
PDT FRIDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A HAZARDOUS
SEAS WARNING...WHICH IS IN EFFECT FROM 3 AM FRIDAY TO MIDNIGHT
PDT FRIDAY NIGHT. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED.
THIS SMALL CRAFT ADVISORY IS IN EFFECT UNTIL 5 AM PDT SATURDAY. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS. WINDS WILL
  INCREASE TO 20 TO 25 KT ON FRIDAY WITH GUSTS NEAR GALE FORCE
  POSSIBLE.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK FRIDAY FROM 12 TO 14 FEET AT 9 SECONDS.


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 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.

&&

$$

PZZ450-250600-
/O.EXB.KEKA.SC.Y.0042.120525T1000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
246 PM PDT THU MAY 24 2012

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM FRIDAY TO MIDNIGHT
PDT FRIDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT FROM 3 AM FRIDAY TO MIDNIGHT PDT
FRIDAY NIGHT. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK FRIDAY NEAR 10 FEET.



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.

&&

$$

PZZ455-250600-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
246 PM PDT THU MAY 24 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS. WINDS WILL 
  INCREASE ON FRIDAY WITH GUSTS NEAR GALE FORCE POSSIBLE. 

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK FRIDAY NEAR 12 FEET.

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.

&&

$$


HTTP://WWW.WEATHER.GOV/EUREKA
6 follow-up statements
224 
WHUS76 KEKA 250435
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
935 PM PDT THU MAY 24 2012

PZZ475-251245-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
/O.CON.KEKA.SE.W.0015.120525T0500Z-120526T1000Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
935 PM PDT THU MAY 24 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WINDS...NW TO N 20 TO 25 KT WITH HIGHER GUSTS. WINDS WILL 
  INCREASE ON FRIDAY WITH GUST NEAR GALE FORCE POSSIBLE. 

* WAVES...NORTHWEST SWELL 9 TO 11 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK FRIDAY FROM 12 TO 14 FEET AT 9 SECONDS. 

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 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.

&&

$$

PZZ470-251245-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120526T1200Z/
/O.CON.KEKA.SE.W.0015.120525T1000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
935 PM PDT THU MAY 24 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT
SATURDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO
MIDNIGHT PDT FRIDAY NIGHT...

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS. WINDS WILL 
  INCREASE TO 20 TO 25 KT ON FRIDAY WITH GUSTS NEAR GALE FORCE 
  POSSIBLE. 

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK FRIDAY FROM 12 TO 14 FEET AT 9 SECONDS. 

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 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.

&&

$$

PZZ455-251245-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
935 PM PDT THU MAY 24 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS. WINDS WILL 
  INCREASE ON FRIDAY WITH GUSTS NEAR GALE FORCE POSSIBLE. 

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK FRIDAY NEAR 12 FEET. 

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.

&&

$$

PZZ450-251245-
/O.CON.KEKA.SC.Y.0042.120525T1000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
935 PM PDT THU MAY 24 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO
MIDNIGHT PDT FRIDAY NIGHT... 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK FRIDAY NEAR 10 FEET. 

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.

&&

$$


HTTP://WWW.WEATHER.GOV/EUREKA
270 
WHUS76 KEKA 250923
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
223 AM PDT FRI MAY 25 2012

PZZ475-251730-
/O.CON.KEKA.SE.W.0015.000000T0000Z-120526T1000Z/
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
223 AM PDT FRI MAY 25 2012

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

A HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM
PDT SATURDAY. 

* WINDS...NW TO N 20 TO 25 KT WITH HIGHER GUSTS. WINDS WILL 
  INCREASE ON FRIDAY WITH GUST NEAR GALE FORCE POSSIBLE. 

* WAVES...NORTHWEST SWELL 9 TO 11 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK FRIDAY FROM 12 TO 14 FEET AT 9 SECONDS. 

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 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.

&&

$$

PZZ470-251730-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120526T1200Z/
/O.CON.KEKA.SE.W.0015.120525T1000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
223 AM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT
SATURDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...

A HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT
SATURDAY. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS. WINDS WILL 
  INCREASE TO 20 TO 25 KT ON FRIDAY WITH GUSTS NEAR GALE FORCE 
  POSSIBLE. 

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK FRIDAY FROM 12 TO 14 FEET AT 9 SECONDS. 

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 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.

&&

$$

PZZ455-251730-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
223 AM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS. WINDS WILL 
  INCREASE ON FRIDAY WITH GUSTS NEAR GALE FORCE POSSIBLE. 

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK FRIDAY NEAR 12 FEET. 

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.

&&

$$

PZZ450-251730-
/O.CON.KEKA.SC.Y.0042.120525T1000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
223 AM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK FRIDAY NEAR 10 FEET. 

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.

&&

$$


HTTP://WWW.WEATHER.GOV/EUREKA
617 
WHUS76 KEKA 251534
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
834 AM PDT FRI MAY 25 2012

PZZ470-252345-
/O.CON.KEKA.SE.W.0015.000000T0000Z-120526T0700Z/
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120526T1200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
834 AM PDT FRI MAY 25 2012

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT
SATURDAY...

A HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT
SATURDAY. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS. WINDS WILL
  INCREASE TO 20 TO 25 KT THIS AFTERNOON WITH GUSTS NEAR GALE
  FORCE POSSIBLE.

* WAVES...NORTHWEST SWELL 8 TO 10 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK TODAY FROM 12 TO 14 FEET AT 9 SECONDS.

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 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.

&&

$$

PZZ475-252345-
/O.CON.KEKA.SE.W.0015.000000T0000Z-120526T1000Z/
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
834 AM PDT FRI MAY 25 2012

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

A HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM
PDT SATURDAY. 

* WINDS...NW TO N 20 TO 25 KT WITH GUST NEAR GALE FORCE POSSIBLE.

* WAVES...NORTHWEST SWELL 9 TO 11 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK TODAY FROM 12 TO 14 FEET AT 9 SECONDS.

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 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.

&&

$$

PZZ450-252345-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
834 AM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK TODAY NEAR 10 FEET.

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.

&&

$$

PZZ455-252345-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
834 AM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK TODAY AT 10 TO 12 FEET.

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.

&&

$$


HTTP://WWW.WEATHER.GOV/EUREKA
264 
WHUS76 KEKA 252139
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
239 PM PDT FRI MAY 25 2012

PZZ470-260545-
/O.CON.KEKA.SE.W.0015.000000T0000Z-120526T0700Z/
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120526T1200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
239 PM PDT FRI MAY 25 2012

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT
SATURDAY...

A HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT
SATURDAY. 

* WINDS...NW TO N 20 TO 25 KT WITH GUSTS NEAR GALE FORCE.

* WAVES...NORTHWEST SWELL 8 TO 10 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK AT 12 TO 14 FEET AT 9 SECONDS.

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 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.

&&

$$

PZZ475-260545-
/O.CON.KEKA.SE.W.0015.000000T0000Z-120526T1000Z/
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
239 PM PDT FRI MAY 25 2012

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

A HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM
PDT SATURDAY. 

* WINDS...NW TO N 20 TO 25 KT WITH GUST NEAR GALE FORCE.

* WAVES...NORTHWEST SWELL 9 TO 11 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK AT 12 TO 14 FEET AT 9 SECONDS.

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 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.

&&

$$

PZZ450-260545-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
239 PM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK NEAR 10 FEET.

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.

&&

$$

PZZ455-260545-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
239 PM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK AT 10 TO 12 FEET.

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.

&&

$$


HTTP://WWW.WEATHER.GOV/EUREKA
034 
WHUS76 KEKA 260447
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
947 PM PDT FRI MAY 25 2012

PZZ470-261200-
/O.CON.KEKA.SE.W.0015.000000T0000Z-120526T0700Z/
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120526T1200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
947 PM PDT FRI MAY 25 2012

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT
SATURDAY...

* WINDS...NW TO N 20 TO 25 KT WITH GUSTS TO NEAR GALE FORCE.

* WAVES...NORTHWEST SWELL 8 TO 10 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK AT 12 TO 14 FEET AT 9 SECONDS. 

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 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.

&&

$$

PZZ475-261300-
/O.CON.KEKA.SE.W.0015.000000T0000Z-120526T1000Z/
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
947 PM PDT FRI MAY 25 2012

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

* WINDS...NW TO N 20 TO 25 KT WITH GUST TO NEAR GALE FORCE.

* WAVES...NORTHWEST SWELL 9 TO 11 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK AT 12 TO 14 FEET AT 9 SECONDS. 

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 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.

&&

$$

PZZ450-260700-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120526T0700Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
947 PM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK NEAR 10 FEET. 

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.

&&

$$

PZZ455-261300-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
947 PM PDT FRI MAY 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT
SATURDAY...

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK AT 10 TO 12 FEET. 

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.

&&

$$


HTTP://WWW.WEATHER.GOV/EUREKA
920 
WHUS76 KEKA 261001
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
301 AM PDT SAT MAY 26 2012

PZZ475-261815-
/O.EXP.KEKA.SE.W.0015.000000T0000Z-120526T1000Z/
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
301 AM PDT SAT MAY 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING...

* WINDS...NW TO N 20 TO 25 KT WITH GUST TO NEAR GALE FORCE.

* WAVES...NORTHWEST SWELL 9 TO 11 FT AT 9 SECONDS. SHORT PERIOD
  WIND WAVES WILL PEAK AT 12 TO 14 FEET AT 9 SECONDS.

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.

&&

$$

PZZ470-261115-
/O.CAN.KEKA.SC.Y.0042.000000T0000Z-120526T1200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
301 AM PDT SAT MAY 26 2012

...SMALL CRAFT ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS CANCELLED THE SMALL
CRAFT ADVISORY. 


$$

PZZ455-261815-
/O.CON.KEKA.SC.Y.0042.000000T0000Z-120527T0500Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
301 AM PDT SAT MAY 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING. 

* WINDS...NW TO N 15 TO 25 KT WITH HIGHER GUSTS.

* WAVES...NORTHWEST SWELL 7 TO 9 FT AT 9 SECONDS. SHORT PERIOD 
  WIND WAVES WILL PEAK AT 10 TO 12 FEET. 

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.

&&

$$


HTTP://WWW.WEATHER.GOV/EUREKA

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 May 24, 10:22 AM PDT, 4 hours 24 minutes earlier.

Area forecast discussion, May 24, 10:22 AM PDT, 4 hours 24 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE EUREKA CA
1022 AM PDT THU MAY 24 2012

.UPDATE...
QUICK UPDATE TO REFRESH GRIDS FOR TODAY AS FAIRLY STEADY LIGHT
RAIN OR DRIZZLE HAS MATERIALIZED ALONG MUCH OF THE NORTH COAST.
THERE ARE SOME BREAKS AROUND CEC AND THE SRN OREGON COAST BUT
EXPECT THESE WILL BE TEMPORARY AS IMPULSES CONTINUE TO ROTATE
AROUND THE UPPER LOW DROPPING TOWARD THE NOR CAL COAST. EXPECT THE
ACTIVITY TO BECOME MORE SHOWERY IN NATURE LATE TODAY INTO TONIGHT
AS COLDER AIR ALOFT MOVES IN AND INSTABILITY INCREASES. MEANWHILE
THERE WILL BE A SHARP GRADIENT BETWEEN GLOOMY AND WET ALONG THE
NORTH COAST AND SUNNY AND DRY FURTHER INLAND BEYOND THE COASTAL
CREST AND SOUTH OF THE KING RANGE.  AAD

&&

.PREV DISCUSSION... /ISSUED 339 AM PDT THU MAY 24 2012/

SYNOPSIS...SOME OCCASIONAL LIGHT RAIN CAN BE EXPECTED TODAY NORTH
OF CAPE MENDOCINO...ESPECIALLY NEAR THE OREGON BORDER. CLOUDS WILL
BREAK ON FRIDAY BUT A FEW SHOWERS WILL LINGER MAINLY ACROSS THE
INTERIOR HIGH TERRAIN. DRY WEATHER IS EXPECTED FOR THE WEEKEND AND
NEXT WEEK BUT MORNING COASTAL CLOUDS AND FOG WILL STILL BE AN
ISSUE.

DISCUSSION...ONSHORE NNW FLOW CONTINUES ACROSS THE CWA THIS MORNING
AHEAD OF AN ADVANCING SHORTWAVE AND EVENTUAL LONGWAVE TROUGH. THE
SHORTWAVE...AS OF 2 AM...IS LOCATED NEAR 47N 131W AND DIVING
SOUTHEAST TOWARD THE OREGON COAST. INCREASING LOW LEVEL MOISTURE AND
DEVELOPING WARM AIR ADVECTION NORTH OF THE CAPE WILL EVENTUALLY
RESULT IN LIGHT RAINFALL THIS MORNING. THE BEST DYNAMICS WILL REMAIN
NORTH OF THE AREA THIS MORNING SO ONLY DRIZZLE OR VERY LIGHT RAIN IS
EXPECTED WITH A FEW HUNDREDTHS OF AN INCH POSSIBLE. THE SHORTWAVE
WILL BEGIN TO CUT OFF FROM THE NNW FLOW AS IT IS REINFORCED BY A
SECONDARY SHORTWAVE FROM THE NORTH THIS AFTERNOON. THE LOW WILL THEN
SHIFT SOUTH TOWARD THE CWA WITH INCREASING CHANCES OF RAIN SHOWERS
ACROSS THE NORTH AND NORTHEAST INTERIOR AREAS LATER THIS AFTERNOON
INTO THIS EVENING. THE HIGHER ELEVATIONS OF DEL NORTE COUNTY COULD
SEE OVER A QUARTER INCH OF RAINFALL THROUGH THIS EVENING WITH MUCH
LESS EXPECTED NEAR THE COAST. THE CLOSED UPPER LOW WILL THEN SLIDE
SOUTH OVER THE CWA TONIGHT WITH DEVELOPING NORTHERLY FLOW ALONG THE
COAST. THIS MAY SHUT OFF RAIN SHOWERS NEAR THE COAST WHILE WRAP
AROUND MOISTURE FARTHER EAST OF THE UPPER LOW WILL BRING CONTINUED
SHOWER ACTIVITY TO THE SISKIYOU AND TRINITY MOUNTAINS. SNOW LEVELS
WILL FALL TO NEAR 4000 FEET TONIGHT RESULTING IN VERY LIGHT SNOW
ACCUMULATION ABOVE 4400 FEET. NO ADVISORIES/WARNINGS ARE ANTICIPATED
WITH SOIL TEMPERATURES REMAINING WARM. HIGH TEMPERATURES WILL REMAIN
4-8 DEGREES BELOW AVERAGE ACROSS THE INTERIOR TODAY INTO FRIDAY
BENEATH THE UPPER LOW.

ON FRIDAY THE CENTER OF THE UPPER LOW WILL HAVE SHIFTED JUST SOUTH
OF THE CWA WITH WRAP AROUND SHOWERS POSSIBLE IN EASTERN PORTIONS OF
THE CWA. MODELS INDICATE SOME INSTABILITY ON THE BACKSIDE OF THE
UPPER LOW AS COLD AIR ALOFT LINGERS. HOWEVER SHOWER ACTIVITY SHOULD
BE MINIMAL AND NORTHERLY FLOW IS NOT TYPICALLY CONDUCIVE TO
THUNDERSTORM DEVELOPMENT SO NO LIGHTNING IS EXPECTED. SHOWER
ACTIVITY WILL DECREASE THROUGH THE EVENING AS INSOLATION ENDS.
FRIDAY NIGHT A SURGE OF LOW LEVEL MOISTURE WILL REACH THE COAST FROM
THE NORTH LEADING TO DEVELOPING STRATUS AND FOG. GUIDANCE INDICATES
DRIZZLE WILL BE POSSIBLE ALONG THE REDWOOD COAST WITH THE STRATUS.
FOR NOW HAVE OPTED TO ONLY INCLUDE FOG ALONG THE COAST. NORTHERLY
WINDS WILL HAVE INCREASED ALONG AND JUST OFF THE COAST FRIDAY INTO
FRIDAY NIGHT AS HIGH PRESSURE BUILDS OFF THE COAST WHICH SHOULD KEEP
THE WORST OF THE FOG AND STRATUS AWAY FROM THE SOUTHERN HUMBOLDT
COAST.

A FEW LINGERING SHOWERS WILL BE POSSIBLE SATURDAY OVER THE EASTERN
MOUNTAINS WHILE LOW CLOUDS AND FOG SLOWLY ERODE NEAR THE COAST. FOG
AND STRATUS IS LESS CERTAIN SATURDAY NIGHT NEAR THE COAST WITH A NEW
SHORTWAVE APPROACHING POSSIBLY LEADING TO INCREASING MIXING AND LESS
CLOUD DEVELOPMENT. HOWEVER AS THE SHORTWAVE AND WEAK SURFACE FRONT
APPROACH LOW CLOUDS AND FOG WILL INCREASE SUNDAY INTO SUNDAY NIGHT.
FARTHER INLAND PARTLY CLOUDY TO MOSTLY CLEAR CONDITIONS CAN BE
EXPECTED SUNDAY.

ON MONDAY RIDGING WILL BEGIN TO BECOME ESTABLISHED ACROSS THE WEST
COAST RESULTING IN INCREASING TEMPERATURES AND DRY CONDITIONS.
NORTHERLY FLOW ALONG THE COAST WILL RESULT IN CONTINUED CHANCES FOR
FOG/STRATUS OVERNIGHT INTO THE MORNING HOURS. OFFSHORE FLOW MAY
DEVELOP FOR A DAY OR TWO MID NEXT WEEK WHICH COULD HINDER
STRATUS/FOG DEVELOPMENT AND POSSIBLY LEAD TO A WARMER DAY OR TWO
ALONG THE COAST. RPA

AVIATION...MID LEVEL CLOUD DECK ALONG THE COAST CONTINUES TO BREAK
UP UNDER ISENTROPIC DOWNGLIDE. ALTHOUGH MODEL GUIDANCE SUGGESTS
MAINTAINING MVFR CIGS ALONG THE COAST TODAY...MORNING OBSERVATIONS
PROVE SOME CLEARING IS OCCURRING. NONETHELESS...AN APPROACHING
TROUGH FROM THE NORTH SHOULD ENHANCE THE COASTAL CLOUDS AND MAY
PROVIDE SOME MVFR TYPE DRIZZLE LATER TODAY. INTERIOR SITES MAY SEE
SOME CLOUDS AND PERHAPS SOME LIGHT SHOWERS ASSOCIATED WITH THE
TROUGH BUT SHOULD REMAIN VFR THROUGH THE TAF CYCLE.

MARINE...INCREASING RIDGE OF HIGH PRESSURE OFFSHORE WILL CONTINUE
TO INCREASE THE PRESSURE GRADIENT AND SUBSEQUENTLY THE NORTH TO
NORTHWESTERLY WINDS ACROSS THE SOUTHERN WATERS SOUTH OF CAPE
MENDOCINO TODAY AND FRIDAY. THE WINDS WILL INCREASE NORTH OF THE
CAPE BY THE END OF THE WEEK RESULTING IN SMALL CRAFT CONDITIONS
ACROSS THE NORTHERN WATERS. WIND GUSTS TO NEAR GALE FORCE ARE LIKELY
FRIDAY AND FRIDAY NIGHT ACROSS THE OUTER WATERS. A NORTHWEST SWELL
OF 6 TO 8 FT AT 10 SECONDS COMBINED WITH BUILDING SHORT PERIOD WIND
WAVES WILL RESULT IN COMBINED SEAS FRIDAY INTO FRIDAY NIGHT FROM 10
TO 14 FEET IN THE OUTER WATERS WITH SLIGHTLY LOWER SEAS NEAR THE
COAST.

&&

.EKA WATCHES/WARNINGS/ADVISORIES...
CA...NONE.
NORTHWEST CALIFORNIA COASTAL WATERS...SMALL CRAFT ADVISORY UNTIL 10 PM PDT SATURDAY PZZ455.

     SMALL CRAFT ADVISORY UNTIL 10 PM PDT SUNDAY PZZ475.

&&

VISIT US AT HTTP://WWW.WEATHER.GOV/EUREKA

FOLLOW US ON FACEBOOK AT:
HTTP://WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.EUREKA.GOV
Hazardous weather outlook, May 24, 5:24 AM PDT, 9 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EUREKA CA
524 AM PDT THU MAY 24 2012

CAZ001>004-076-251230-
REDWOOD COAST-MENDOCINO COAST-NORTH COAST INTERIOR-
UPPER TRINITY RIVER-MENDOCINO INTERIOR-
524 AM PDT THU MAY 24 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

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

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

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

Nearby

Hazardous Seas Warnings in California, 2012Every hazardous seas warning in 2012

Sources

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