Alert archive / California / Small Craft Advisories in 2017

Small Craft Advisory 25, NWS Eureka, CA

February 21, 2017

NWS Eureka, CA issued this small craft advisory at Feb 21, 2017, 2:30 AM PST. It took effect at Feb 21, 2017, 3:00 AM PST. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Feb 21, 2017, 2:30 AM PST (10:30 UTC)
In effect from
Feb 21, 2017, 3:00 AM PST
Expired
Feb 22, 2017, 3:00 AM PST
In force
24 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

379 
WHUS76 KEKA 211030
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
230 AM PST TUE FEB 21 2017

PZZ450-470-211700-
/O.EXT.KEKA.GL.W.0016.000000T0000Z-170221T1700Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
230 AM PST TUE FEB 21 2017

...GALE WARNING NOW IN EFFECT UNTIL 9 AM PST THIS MORNING...

* WINDS...SOUTHWEST 20 TO 30 KT WITH GUSTS UP TO 45 KT EASING TO
  10 TO 20 KT WITH GUSTS AROUND 30 KT.

* WAVES...WEST TO SOUTHWEST 12 TO 14 FT.


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.

$$

PZZ455-475-211830-
/O.CON.KEKA.GL.W.0016.000000T0000Z-170221T1100Z/
/O.NEW.KEKA.SC.Y.0025.170221T1100Z-170222T0500Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
230 AM PST TUE FEB 21 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT
ADVISORY, WHICH IS IN EFFECT UNTIL 9 PM PST THIS EVENING. 

* WINDS...WEST 10 TO 20 KT WITH GUSTS AROUND 30 KT.

* WAVES...WEST TO SOUTHWEST 10 TO 12 FT AROUND 11 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.

&&

$$
3 follow-up statements
246 
WHUS76 KEKA 211703
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
903 AM PST TUE FEB 21 2017

PZZ450-470-220115-
/O.EXP.KEKA.GL.W.0016.000000T0000Z-170221T1700Z/
/O.EXA.KEKA.SC.Y.0025.000000T0000Z-170222T0500Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
903 AM PST TUE FEB 21 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM THIS EVENING...
...GALE WARNING HAS EXPIRED...

* WINDS...SW TO W 10 TO 20 KT. GUSTS TO 30 KT THIS MORNING.

* WAVES...SW TO W 10 TO 12 FT AT AROUND 11 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.

$$

PZZ455-475-220115-
/O.EXT.KEKA.SC.Y.0025.000000T0000Z-170222T1100Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
903 AM PST TUE FEB 21 2017

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

* WINDS...SW TO W 10 TO 20 KT.

* WAVES...SW TO W 10 TO 12 FT AT AROUND 11 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT HAZARDOUS WAVE CONDITIONS WILL
IMPACT SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE 
OPERATING SMALLER VESSELS, SHOULD AVOID NAVIGATING IN THESE 
CONDITIONS.

$$
428 
WHUS76 KEKA 212318
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
318 PM PST TUE FEB 21 2017

PZZ455-475-220730-
/O.CON.KEKA.SC.Y.0025.000000T0000Z-170222T1100Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
318 PM PST TUE FEB 21 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM WEDNESDAY...

* WINDS...W TO NW 10 TO 20 KT.

* WAVES...W 10 TO 11 FT AT AROUND 13 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT HAZARDOUS WAVE CONDITIONS WILL
IMPACT SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE
OPERATING SMALLER VESSELS, SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

$$

PZZ450-470-220500-
/O.CON.KEKA.SC.Y.0025.000000T0000Z-170222T0500Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
318 PM PST TUE FEB 21 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM THIS 
EVENING...

* WINDS...W TO NW 10 TO 20 KT. 

* WAVES...W 9 TO 11 FT AT AROUND 13 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT HAZARDOUS WAVE CONDITIONS WILL
IMPACT SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE
OPERATING SMALLER VESSELS, SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

$$
703 
WHUS76 KEKA 220454
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
854 PM PST TUE FEB 21 2017

PZZ450-470-220600-
/O.CAN.KEKA.SC.Y.0025.000000T0000Z-170222T0500Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
854 PM PST TUE FEB 21 2017

...SMALL CRAFT ADVISORY IS CANCELLED...

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


$$

PZZ455-475-221100-
/O.CON.KEKA.SC.Y.0025.000000T0000Z-170222T1100Z/
CAPE MENDOCINO TO PT ARENA OUT 10 NM-
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
854 PM PST TUE FEB 21 2017

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

* WINDS...W TO NW 10 TO 20 KT.

* WAVES...W 10 TO 11 FT AT AROUND 13 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT HAZARDOUS WAVE CONDITIONS WILL
IMPACT SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE
OPERATING SMALLER VESSELS, SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 20, 7:37 PM PSTRiver Flood WarningEKAMendocino19 hr
Feb 20, 10:30 PM PSTRiver Flood AdvisoryEKAMendocino36 hr

Nearby

Small Craft Advisories in California, 2017Every small craft advisory 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.