Alert archive / California / Gale Warnings in 2018

Gale Warning 17, NWS Eureka, CA

April 7, 2018

NWS Eureka, CA issued this gale warning at Apr 7, 2018, 9:05 AM PDT. It was in force for 115 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 7, 2018, 9:05 AM PDT (16:05 UTC)
Expired
Apr 7, 2018, 11:00 AM PDT
In force
115 min
Issued by
NWS Eureka, CA

The text

As transmitted.

998 
WHUS76 KEKA 071605
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
905 AM PDT Sat Apr 7 2018

PZZ470-080015-
/O.UPG.KEKA.SE.A.0001.000000T0000Z-180408T1600Z/
/O.NEW.KEKA.SE.W.0005.180407T1605Z-180408T1600Z/
/O.NEW.KEKA.GL.W.0017.180407T1605Z-180407T1800Z/
Pt St George to Cape Mendocino 10 to 60 nm-
905 AM PDT Sat Apr 7 2018

...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 9 AM SUNDAY...

* WAVES...Combined seas building to 15 to 20 ft by this evening.
  With westerly swell of around 17 feet at 14 seconds, seas will
  be approaching hazardous level. Elevated seas will continue
  through Sunday morning. 

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.

$$

PZZ450-455-475-080015-
/O.CON.KEKA.SC.Y.0036.000000T0000Z-180409T1000Z/
Pt St George to Cape Mendocino out 10 nm-
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
905 AM PDT Sat Apr 7 2018

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

* WINDS...S 15 to 25 kt with gusts to 30 kt through this 
  afternoon. Winds will diminish this evening. 

* SEAS...W swell will build with combined seas of 12 to 16 ft 
  during the day today. Elevated seas will continue through the 
  weekend. 

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.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 7, 2:39 AM PDTHazardous Seas WatchEKA6 hr
Apr 7, 9:05 AM PDTHazardous Seas WarningEKA24 hr

Nearby

Gale Warnings in California, 2018Every gale warning in 2018

Sources

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