Alert archive / California / Gale Warnings in 2009

Gale Warning 70, NWS Eureka, CA

July 18, 2009

NWS Eureka, CA issued this gale warning at Jul 18, 2009, 3:00 AM PDT. It took effect at Jul 18, 2009, 9:00 PM PDT. It was in force for 36 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
Jul 18, 2009, 3:00 AM PDT (10:00 UTC)
In effect from
Jul 18, 2009, 9:00 PM PDT
Expired
Jul 20, 2009, 9:00 AM PDT
In force
36 hr
Issued by
NWS Eureka, CA

The text

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

205 
WHUS76 KEKA 181000
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
300 AM PDT SAT JUL 18 2009

PZZ475-190400-
/O.EXT.KEKA.SC.Y.0034.000000T0000Z-090719T0400Z/
/O.UPG.KEKA.SE.A.0013.090719T0200Z-090721T0500Z/
/O.NEW.KEKA.GL.W.0070.090719T0700Z-090720T0400Z/
/O.NEW.KEKA.SI.Y.0050.090719T0400Z-090719T0700Z/
/O.NEW.KEKA.SE.W.0022.090719T0400Z-090720T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
300 AM PDT SAT JUL 18 2009

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT THIS
EVENING...
...GALE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 PM PDT
SUNDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM
PDT MONDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A HAZARDOUS
SEAS WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM
PDT MONDAY. A GALE WARNING HAS ALSO BEEN ISSUED. THIS GALE
WARNING IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 PM PDT SUNDAY. THE
SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 9 PM PDT THIS EVENING.

HIGH PRESSURE BUILDING INTO THE PACIFIC NORTHWEST THIS WEEKEND
WILL INTERACT WITH A TROUGH OF LOW PRESSURE ALONG THE CALIFORNIA
COAST...LEADING TO AN INCREASE IN NORTH WINDS AND BUILDING SEAS.
EXPECT GALE FORCE WIND GUSTS AND STEEP SHORT PERIOD SEAS BEGINNING
TONIGHT AND LASTING INTO EARLY NEXT WEEK.

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.

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.

&&

$$

PZZ470-190400-
/O.EXT.KEKA.SC.Y.0034.000000T0000Z-090719T0400Z/
/O.UPG.KEKA.GL.A.0018.090719T1000Z-090720T1000Z/
/O.UPG.KEKA.SE.A.0013.090719T1000Z-090721T0500Z/
/O.NEW.KEKA.SE.W.0022.090719T0400Z-090720T2200Z/
/O.NEW.KEKA.GL.W.0070.090719T0400Z-090720T1600Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
300 AM PDT SAT JUL 18 2009

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT THIS
EVENING...
...GALE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 9 AM PDT
MONDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 9 PM THIS EVENING TO
3 PM PDT MONDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM PDT
MONDAY. A HAZARDOUS SEAS WARNING HAS ALSO BEEN ISSUED. THIS
HAZARDOUS SEAS WARNING IS IN EFFECT FROM 9 PM THIS EVENING TO
3 PM PDT MONDAY. THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL
9 PM PDT THIS EVENING.

HIGH PRESSURE BUILDING INTO THE PACIFIC NORTHWEST THIS WEEKEND
WILL INTERACT WITH A TROUGH OF LOW PRESSURE ALONG THE CALIFORNIA
COAST...LEADING TO AN INCREASE IN NORTH WINDS AND BUILDING SEAS.
EXPECT GALE FORCE WIND GUSTS AND STEEP SHORT PERIOD SEAS BEGINNING
TONIGHT AND LASTING INTO EARLY NEXT WEEK.

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.

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.

&&

$$

PZZ450-455-190400-
/O.EXB.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
300 AM PDT SAT JUL 18 2009

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM PDT MONDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$
7 follow-up statements
292 
WHUS76 KEKA 182109
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
209 PM PDT SAT JUL 18 2009

PZZ475-191015-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090719T0400Z/
/O.CON.KEKA.SE.W.0022.090719T0400Z-090720T2200Z/
/O.CON.KEKA.SI.Y.0050.090719T0400Z-090719T0700Z/
/O.EXT.KEKA.GL.W.0070.090719T0700Z-090720T0300Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
209 PM PDT SAT JUL 18 2009

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT
UNTIL 9 PM PDT THIS EVENING... 
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING 
TO 3 PM PDT MONDAY... 
...SMALL CRAFT ADVISORY FOR WINDS REMAINS IN EFFECT FROM 9 PM THIS 
EVENING TO MIDNIGHT PDT TONIGHT... 
...GALE WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM PDT SUNDAY...

THE GALE WARNING IS NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
PDT SUNDAY. A HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 9 PM
THIS EVENING TO 3 PM PDT MONDAY. A SMALL CRAFT ADVISORY REMAINS
IN EFFECT UNTIL 9 PM PDT THIS EVENING. A SMALL CRAFT ADVISORY FOR
WINDS REMAINS IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT PDT
TONIGHT. 

HIGH PRESSURE BUILDING INTO THE PACIFIC NORTHWEST THIS WEEKEND
WILL INTERACT WITH A TROUGH OF LOW PRESSURE ALONG THE CALIFORNIA
COAST...LEADING TO AN INCREASE IN NORTH WINDS AND BUILDING SEAS.
EXPECT GALE FORCE WIND GUSTS AND STEEP SHORT PERIOD SEAS
BEGINNING TONIGHT AND LASTING INTO EARLY NEXT WEEK.

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.

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.

&&

$$

PZZ470-191015-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090719T0400Z/
/O.CON.KEKA.GL.W.0070.090719T0400Z-090720T1600Z/
/O.CON.KEKA.SE.W.0022.090719T0400Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
209 PM PDT SAT JUL 18 2009

...SMALL CRAFT ADVISORY FOR WIND AND HAZARDOUS SEAS REMAINS IN 
EFFECT UNTIL 9 PM PDT THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
PDT MONDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 9 PM THIS
EVENING TO 3 PM PDT MONDAY...

A GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
PDT MONDAY. A HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 9 PM
THIS EVENING TO 3 PM PDT MONDAY. A SMALL CRAFT ADVISORY REMAINS
IN EFFECT UNTIL 9 PM PDT THIS EVENING. 

HIGH PRESSURE BUILDING INTO THE PACIFIC NORTHWEST THIS WEEKEND
WILL INTERACT WITH A TROUGH OF LOW PRESSURE ALONG THE CALIFORNIA
COAST...LEADING TO AN INCREASE IN NORTH WINDS AND BUILDING SEAS.
EXPECT GALE FORCE WIND GUSTS AND STEEP SHORT PERIOD SEAS
BEGINNING TONIGHT AND LASTING INTO EARLY NEXT WEEK.

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.

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.

&&

$$

PZZ450-455-191015-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
209 PM PDT SAT JUL 18 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$
157 
WHUS76 KEKA 190937
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
237 AM PDT SUN JUL 19 2009

PZZ470-191745-
/O.CON.KEKA.GL.W.0070.000000T0000Z-090720T1600Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
237 AM PDT SUN JUL 19 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM PDT MONDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT
MONDAY...

HIGH PRESSURE BUILDING INTO THE PACIFIC NORTHWEST WILL INTERACT
WITH A TROUGH OF LOW PRESSURE ALONG THE CALIFORNIA COAST...LEADING
TO AN INCREASE IN NORTH WINDS AND BUILDING SEAS. EXPECT GALE FORCE
WIND GUSTS AND STEEP SHORT PERIOD SEAS LASTING INTO EARLY NEXT
WEEK.

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.

&&

$$

PZZ475-191745-
/O.CON.KEKA.GL.W.0070.000000T0000Z-090720T0300Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
237 AM PDT SUN JUL 19 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT
MONDAY...

HIGH PRESSURE BUILDING INTO THE PACIFIC NORTHWEST WILL INTERACT
WITH A TROUGH OF LOW PRESSURE ALONG THE CALIFORNIA COAST...LEADING
TO AN INCREASE IN NORTH WINDS AND BUILDING SEAS. EXPECT GALE FORCE
WIND GUSTS AND STEEP SHORT PERIOD SEAS LASTING INTO EARLY NEXT
WEEK. 

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.

&&

$$

PZZ450-455-191745-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
237 AM PDT SUN JUL 19 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$
509 
WHUS76 KEKA 191634
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
934 AM PDT SUN JUL 19 2009

PZZ470-200045-
/O.CON.KEKA.GL.W.0070.000000T0000Z-090720T1600Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
934 AM PDT SUN JUL 19 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM PDT MONDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT
MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 9 AM PDT MONDAY. A
HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$

PZZ475-200045-
/O.CON.KEKA.GL.W.0070.000000T0000Z-090720T0300Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
934 AM PDT SUN JUL 19 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT
MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING. A
HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$

PZZ450-455-200045-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
934 AM PDT SUN JUL 19 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$
470 
WHUS76 KEKA 192115
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
215 PM PDT SUN JUL 19 2009

PZZ470-201530-
/O.EXT.KEKA.GL.W.0070.000000T0000Z-090720T1400Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
215 PM PDT SUN JUL 19 2009

...GALE WARNING NOW IN EFFECT UNTIL 7 AM PDT MONDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT
MONDAY...

THE GALE WARNING IS NOW IN EFFECT UNTIL 7 AM PDT MONDAY. A
HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$

PZZ475-201530-
/O.CON.KEKA.GL.W.0070.000000T0000Z-090720T0300Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
215 PM PDT SUN JUL 19 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT
MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING. A
HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$

PZZ450-455-201530-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
215 PM PDT SUN JUL 19 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$
359 
WHUS76 KEKA 200345
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
845 PM PDT SUN JUL 19 2009

PZZ470-201145-
/O.CON.KEKA.GL.W.0070.000000T0000Z-090720T1400Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
845 PM PDT SUN JUL 19 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM PDT MONDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT
MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 7 AM PDT MONDAY. A
HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$

PZZ475-201145-
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
845 PM PDT SUN JUL 19 2009

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT
MONDAY...

A HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY.

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.

&&

$$

PZZ450-455-201145-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
845 PM PDT SUN JUL 19 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY. 

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.

&&

$$
100 
WHUS76 KEKA 200941
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
241 AM PDT MON JUL 20 2009

PZZ470-201745-
/O.EXT.KEKA.GL.W.0070.000000T0000Z-090720T1600Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
/O.EXB.KEKA.SC.Y.0034.090720T1600Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
241 AM PDT MON JUL 20 2009

...GALE WARNING NOW IN EFFECT UNTIL 9 AM PDT THIS MORNING...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...
...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT FROM 9 AM THIS
MORNING TO 3 PM PDT THIS AFTERNOON...

GALE FORCE GUSTS WILL CONTINUE THIS MORNING WITH WINDS EASING
THROUGH THE DAY AS THE GRADIENT WEAKENS ACROSS THE WATERS. SEAS
WILL SUBSIDE THROUGH THE DAY IN RESPONSE TO THE DIMINISHED WINDS.

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.

&&

$$

PZZ475-201745-
/O.EXA.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
241 AM PDT MON JUL 20 2009

...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON... 
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...

WINDS WILL CONTINUE TO DIMINISH TODAY AS THE GRADIENT RELAXES
ACROSS THE WATERS WITH SEAS SUBSIDING IN RESPONSE.

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 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.

&&

$$

PZZ450-455-201745-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
241 AM PDT MON JUL 20 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON. 

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.

&&

$$
850 
WHUS76 KEKA 201528
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
828 AM PDT MON JUL 20 2009

PZZ470-202200-
/O.CON.KEKA.GL.W.0070.000000T0000Z-090720T1600Z/
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
/O.CON.KEKA.SC.Y.0034.090720T1600Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
828 AM PDT MON JUL 20 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THIS MORNING...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...

A GALE WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THIS MORNING. A
HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM
PDT THIS AFTERNOON. 

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.

&&

$$

PZZ475-202200-
/O.CON.KEKA.SE.W.0022.000000T0000Z-090720T2200Z/
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
828 AM PDT MON JUL 20 2009

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...

A HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM
PDT THIS AFTERNOON. 

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 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.

&&

$$

PZZ450-455-202200-
/O.CON.KEKA.SC.Y.0034.000000T0000Z-090720T2200Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
828 AM PDT MON JUL 20 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON. 

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.

&&

$$

What forecasters said that day

The local office's own words before this gale 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 gale warning went out at Jul 17, 3:16 PM PDT, 11 hours 44 minutes earlier.

Area forecast discussion, Jul 17, 3:16 PM PDT, 11 hours 44 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE EUREKA CA
316 PM PDT FRI JUL 17 2009

.SYNOPSIS...STRONG HIGH PRESSURE OVER THE WESTERN US WILL CONTINUE
TO BRING HOT AND DRY CONDITIONS TO INLAND AREAS...WITH SEASONAL
CONDITIONS EXPECTED ALONG THE COAST...THROUGH THE WEEKEND. AN
INCREASE IN TROPICAL MOISTURE WILL BRING A SLIGHT CHANCE OF
THUNDERSTORMS TO INTERIOR AREAS STARTING SATURDAY AFTERNOON.

&&

.DISCUSSION...FORECAST IS ON TRACK TODAY WITH ONLY MINOR EDITS MADE.
AT THE COAST...LOW CLOUDS AND FOG CAN BE EXPECTED IN THE MORNING
HOURS THROUGH AT LEAST MID WEEK AS SEASONAL NORTHERLY WINDS OFFSHORE
CONTRIBUTE TO UPWELLING...COMBINED WITH AN APPROACHING S/WV MONDAY
WORKING TO KEEP THE MARINE LAYER SUFFICIENTLY DEEP. CLEARING IN THE
AFTERNOON HOURS...MUCH LIKE TODAY...IS EXPECTED BRINGING VERY
PLEASANT CONDITIONS AS TEMPS REMAIN SEASONAL. INLAND...THERE IS
STILL A THREAT OF AFTERNOON/EVENING CONVECTION STARTING TOMORROW
AFTERNOON AS A PLUME OF SUBTROPICAL MOISTURE MOVES UP THE WEST
COAST...INCREASING PW VALUES IN EXCESS OF 1 IN BY SAT AFTERNOON.
MOSTLY CLEAR SKIES IN THE MORNING SHOULD CONTRIBUTE TO EFFICIENT
DAYTIME HEATING...ALLOWING VERTICAL MOTION TO GET STARTED OVER
MOUNTAIN TOPS. STEEP MID LEVEL LAPSE RATES (7.5-8.0 C/KM) WILL HELP
SUSTAIN UPDRAFTS LEADING TO AT LEAST ISOLD TS DEVELOPMENT ACROSS
TRINITY COUNTY...AND POSSIBLY EVEN INTO EASTERN HUMBOLDT COUNTY. DO
THINK MOST OF THE CONVECTION WILL BE LIMITED TO MOUNTAINOUS
TERRAIN...AND HAVE KEPT POPS HIGHEST OVER THESE AREAS. INITIAL
DEVELOPMENT WILL LIKELY LEAD TO MOSTLY DRY LIGHTNING STRIKES HOWEVER
CONSIDERING THE AMOUNT OF MOISTURE INVOLVED...THINK SHOWERS ARE
LIKELY UNDER TS CORES. SOME DRY STRIKES OUTSIDE OF CORES WILL STILL
BE A THREAT. ACTIVITY SHOULD TAPER OFF IN THE EVENING.

NOT MUCH CHANGE IS EXPECTED INTO SUNDAY...ALTHOUGH A WEAK S/WV
INDICATED BY GFS/NAM MOVING OVER EASTERN TRINITY COUNTY LATE SAT
NIGHT/EARLY SUN MORNING COULD POSE A THREAT OF ISOLD TS OVER THESE
AREAS ATTM. CONFIDENCE IS NOT HIGH...BUT IT IS WORTH A MENTION AT
THIS POINT CONSIDERING HOW UNSTABLE THE ENVIRONMENT WILL BE. SUN
AFTERNOON SHOULD BE A REPEAT OF SAT WITH AFTERNOON CONVECTION
DEVELOPING...PRIMARILY OVER THE MOUNTAINS. MOST LIGHTNING WILL BE
DRY IN NATURE...WITH SHOWERS LIKELY UNDER TS CORES. AGAIN...MOST
ACTIVITY WILL TAPER OFF AFTER SUNSET.

GFS HAS ALTERED ITS THINKING GOING INTO MON AS PW VALUES DO NOT
DECREASE AS FAST AS ORIGINALLY THOUGHT. LATEST GFS/ECMWF GUIDANCE
SHOWS A S/WV TROF OUT OVER 40N/140W FINALLY BEGINNING TO MOVE TOWARD
THE COAST AS THE RIDGE OVER THE WEST SLOWLY WEAKENS. THIS WILL
INCREASE MID/UPPER LEVEL FLOW OVER NW CA...AND COUPLED WITH PW
VALUES NEAR 1 IN AND INTENSE SFC HEATING...MAY JUST LEAD TO MORE
ISOLD TS DEVELOPMENT ON MON AFTERNOON. WILL NOT GO CRAZY AND PUT IN
A SLIGHT CHANCE JUST YET...BUT IT IS SOMETHING TO KEEP AN EYE ON.

LOOKS LIKE THE RIDGE OVER THE WESTERN US WILL BEGIN BUILDING BACK
OVER THE WEST COAST ON TUES. TS CHANCES JUST WONT COMPLETELY GO
AWAY THROUGH THE END OF THE WEEK OVER THE INTERIOR MOUNTAINS AND
HAVE INTRODUCED BELOW CLIMO POPS FOR THESE AREAS THROUGH THE
EXTENDED. DAYTIME TEMPS WILL REMAIN HOT THIS WEEK...WITH ISOLD
INLAND VALLEY LOCATIONS LIKELY REACHING THE CENTURY EACH DAY. BK

&&

.AVIATION...THE STRATUS HAS MIXED OUT THIS AFTERNOON...OCCURRING
ABOUT TWO HOURS EARLIER THAN YESTERDAY. LIKE YESTERDAY...LIGHT NORTH
WINDS WILL CONTINUE TO KEEP THE SHALLOW MARINE LAYER IN PLACE.
EXPECT LIFR CONDS TO RETURN AFTER SUNSET AND PERSIST THROUGH ABOUT
17Z. VFR INLAND. JCA

&&

.MARINE...A TIGHTENING PRESSURE GRADIENT WILL INCREASE WINDS
BEGINNING IN THE OUTER WATERS LATER TONIGHT. GALE FORCE WIND GUSTS
ARE STILL POSSIBLE...ESPECIALLY IN PZZ470, BUT TIMING AND STRENGTH
ISSUES WILL PRECLUDE US FROM UPGRADING TO A WARNING WITH THIS
FORECAST PACKAGE. STEEP, SHORT PERIOD SEAS WILL ACCOMPANY THE
STRENGTHENING WINDS...RESULTING IN A HAZ SEAS WATCH FOR THE OUTER
WATERS BEGINNING LATE SATURDAY. JCA

&&

.FIRE WEATHER...MAIN CONCERN REMAINS THE THREAT OF CONVECTION OVER
INTERIOR MOUNTAINS TOMORROW AND SUNDAY. A PLUME OF MID LEVEL
MOISTURE IS STILL PROGGED TO INCREASE ATMOSPHERIC MOISTURE CONTENT
ON SAT AFTERNOON INTO SUNDAY...COMBINED WITH HOT DAYTIME TEMPS
SHOULD YIELD AT LEAST ISOLATED DEVELOPMENT EACH AFTERNOON. INITIAL
STRIKES WILL LIKELY BE DRY EACH DAY...HOWEVER MARGINAL WETTING RAINS
CAN BE EXPECTED UNDER TS CORES. LOW LEVELS WILL REMAIN WARM AND
DRY...WITH A CONTINUATION OF MODEST OVERNIGHT HUMIDITY RECOVERIES
EXPECTED. WINDS WILL REMAIN LIGHT AND TERRAIN DRIVEN...WITH GUSTY
WINDS EXPECTED IN VICINITY OF THUNDERSTORMS. BK

&&

.EKA WATCHES/WARNINGS/ADVISORIES...

GALE AND HAZ SEAS WATCH PZZ470.
HAZ SEAS WATCH PZZ475.
SCA PZZ470, PZZ475.

&&

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

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 18, 3:00 AM PDTHazardous Seas WarningEKA60 hr
Jul 18, 3:00 AM PDTSmall Craft Advisory for WindsEKA21 hr

Nearby

Gale Warnings in California, 2009Every gale warning in 2009

Sources

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