Alert archive / California / Small Craft Advisories in 2018

Small Craft Advisory 22, NWS Eureka, CA

February 19, 2018

NWS Eureka, CA issued this small craft advisory at Feb 19, 2018, 2:40 PM PST. It took effect at Feb 19, 2018, 3:00 PM PST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Feb 19, 2018, 2:40 PM PST (22:40 UTC)
In effect from
Feb 19, 2018, 3:00 PM PST
Expired
Feb 20, 2018, 9:00 AM PST
In force
18 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

658 
WHUS76 KEKA 192240
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
240 PM PST Mon Feb 19 2018

PZZ455-200645-
/O.CAN.KEKA.SE.W.0003.000000T0000Z-180220T0600Z/
/O.NEW.KEKA.SC.Y.0022.180219T2300Z-180220T1700Z/
/O.CAN.KEKA.SI.Y.0001.000000T0000Z-180220T0600Z/
Cape Mendocino to Pt Arena out 10 nm-
240 PM PST Mon Feb 19 2018

...HAZARDOUS SEAS WARNING WILL EXPIRE AT 3 PM PST THIS 
AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PST TUESDAY...

The National Weather Service in Eureka has issued a Small Craft
Advisory, which is in effect until 9 AM PST Tuesday. The
Hazardous Seas Warning has been cancelled.

* WINDS...N 20 to 25 kt gusting to near 30 kt. Winds will
  gradually weaken overnight Monday. 

* WAVES/SEAS...While seas will remain large late this afternoon,
  both the northwest swell and steep wind waves will very
  gradually subside through the night. Expect combined seas of 14
  to 17 feet Monday afternoon and evening, decreasing to 7 to 9
  feet by late Tuesday morning.

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.

&&

$$

PZZ450-200645-
/O.CAN.KEKA.SI.Y.0001.000000T0000Z-180220T0600Z/
/O.CON.KEKA.SE.W.0003.000000T0000Z-180219T2300Z/
/O.NEW.KEKA.SC.Y.0022.180219T2300Z-180220T1100Z/
Pt St George to Cape Mendocino out 10 nm-
240 PM PST Mon Feb 19 2018

...HAZARDOUS SEAS WARNING WILL EXPIRE AT 3 PM PST THIS 
AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PST TUESDAY...

The National Weather Service in Eureka has issued a Small Craft
Advisory, which is in effect until 3 AM PST Tuesday. The Small
Craft Advisory for winds has been cancelled. 

* WINDS...N 20 to 25 kt gusting to near 30 kt. Winds will
  gradually weaken overnight Monday. 

* WAVES/SEAS...While seas will remain large late this afternoon,
  both the northwest swell and steep wind waves will very
  gradually subside through the night. Expect combined seas of 14
  to 17 feet Monday afternoon and evening, decreasing to 7 to 9
  feet by Tuesday morning.


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.

&&

$$

PZZ470-200645-
/O.CON.KEKA.GL.W.0008.000000T0000Z-180219T2300Z/
/O.NEW.KEKA.SC.Y.0022.180219T2300Z-180220T1100Z/
Pt St George to Cape Mendocino 10 to 60 nm-
240 PM PST Mon Feb 19 2018

...GALE WARNING WILL EXPIRE AT 3 PM PST THIS AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PST TUESDAY...

The National Weather Service in Eureka has issued a Small Craft
Advisory, which is in effect until 3 AM PST Tuesday. 

* WINDS...N 20 to 25 kt gusting to near 30 kt. Winds will
  gradually weaken overnight Monday. 

* WAVES...While seas will remain large late this afternoon, both
  the northwest swell and steep wind waves will very gradually
  subside through the night. Expect combined seas of 14 to 17 feet
  Monday afternoon and evening, decreasing to 7 to 9 feet by Tuesday
  morning.

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.

&&

$$

PZZ475-200645-
/O.CON.KEKA.GL.W.0008.000000T0000Z-180219T2300Z/
/O.NEW.KEKA.SC.Y.0022.180219T2300Z-180220T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
240 PM PST Mon Feb 19 2018

...GALE WARNING WILL EXPIRE AT 3 PM PST THIS AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PST TUESDAY...

The National Weather Service in Eureka has issued a Small Craft
Advisory, which is in effect until 9 AM PST Tuesday. 

* WINDS...N 20 to 25 kt gusting to near 30 kt. Winds will
  gradually weaken overnight Monday. 

* WAVES...While seas will remain large late this afternoon, both
  the northwest swell and steep wind waves will very gradually
  subside through the night. Expect combined seas of 14 to 17 feet
  Monday afternoon and evening, decreasing to 7 to 9 feet by late Tuesday
  morning.

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.

&&

$$
4 follow-up statements
224 
WHUS76 KEKA 200432
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
832 PM PST Mon Feb 19 2018

PZZ450-470-201100-
/O.CON.KEKA.SC.Y.0022.000000T0000Z-180220T1100Z/
Pt St George to Cape Mendocino out 10 nm-
Pt St George to Cape Mendocino 10 to 60 nm-
832 PM PST Mon Feb 19 2018

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

* WINDS...N 20 to 25 kt gusting to near 30 kt. Winds will 
  gradually weaken overnight Monday. 

* WAVES/SEAS...While seas will remain large late this afternoon, 
  both the northwest swell and steep wind waves will very 
  gradually subside through the night. Expect combined seas of 
  14 to 17 feet Monday afternoon and evening, decreasing to 7 to 
  9 feet by Tuesday morning. 

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.

&&

$$

PZZ455-475-201245-
/O.CON.KEKA.SC.Y.0022.000000T0000Z-180220T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
832 PM PST Mon Feb 19 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST
TUESDAY...

* WINDS...N 20 to 25 kt gusting to near 30 kt. Winds will 
  gradually weaken overnight Monday. 

* WAVES/SEAS...While seas will remain large late this afternoon, 
  both the northwest swell and steep wind waves will very 
  gradually subside through the night. Expect combined seas of 
  14 to 17 feet Monday afternoon and evening, decreasing to 7 to 
  9 feet by late Tuesday morning. 

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.

&&

$$
454 
WHUS76 KEKA 201100
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
300 AM PST Tue Feb 20 2018

PZZ450-470-201400-
/O.EXT.KEKA.SC.Y.0022.000000T0000Z-180220T1400Z/
Pt St George to Cape Mendocino out 10 nm-
Pt St George to Cape Mendocino 10 to 60 nm-
300 AM PST Tue Feb 20 2018

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM EARLY THIS 
MORNING...

* WAVES...N subsiding to 3 to 5 ft at 5 seconds and NW 6 to 9 ft 
  at 12 seconds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that hazardous wave conditions will
exist for small craft. Inexperienced mariners, especially those
operating smaller vessels, should avoid navigating in these
conditions.

$$

PZZ455-475-201700-
/O.CON.KEKA.SC.Y.0022.000000T0000Z-180220T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
300 AM PST Tue Feb 20 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM THIS 
MORNING...

* WINDS...NW 10 to 20 kt. 

* WAVES...Combined NW seas 10 to 12 ft subsiding to 7 to 9 ft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that hazardous wave conditions will
exist for small craft. Inexperienced mariners, especially those
operating smaller vessels, should avoid navigating in these
conditions.

$$
759 
WHUS76 KEKA 201404
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
604 AM PST Tue Feb 20 2018

PZZ450-470-201515-
/O.EXP.KEKA.SC.Y.0022.000000T0000Z-180220T1400Z/
Pt St George to Cape Mendocino out 10 nm-
Pt St George to Cape Mendocino 10 to 60 nm-
604 AM PST Tue Feb 20 2018

...SMALL CRAFT ADVISORY HAS EXPIRED...

$$

PZZ455-475-201700-
/O.CON.KEKA.SC.Y.0022.000000T0000Z-180220T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
604 AM PST Tue Feb 20 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM THIS 
MORNING...

* WINDS...N 10 to 20 kt.

* WAVES...Combined NW seas 10 to 12 ft subsiding to 7 to 9 ft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that hazardous wave conditions will
exist for small craft. Inexperienced mariners, especially those
operating smaller vessels, should avoid navigating in these
conditions.

$$
913 
WHUS76 KEKA 201638
MWWEKA

Urgent - Marine Weather Message
National Weather Service Eureka CA
838 AM PST Tue Feb 20 2018

PZZ455-475-201745-
/O.EXP.KEKA.SC.Y.0022.000000T0000Z-180220T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
838 AM PST Tue Feb 20 2018

...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING...

Seas remain somewhat elevated at 7 to 10 feet 11 seconds as of 9
AM PST Tuesday, but will continue to subside through the day.
Moderate southerly breezes approaching 20 kt are expected 
tonight.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 18, 5:35 PM PSTSpecial Weather StatementEKAHumboldt40 min
Feb 19, 2:19 AM PSTHard Freeze WarningEKADel Norte, Humboldt, Mendocino31 hr

Nearby

Small Craft Advisories in California, 2018Every small craft advisory 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.