Alert archive / Washington / High Surf Warnings in 2014

High Surf Warning 1, NWS Seattle, WA

January 11, 2014

NWS Seattle, WA issued this high surf warning at Jan 11, 2014, 1:31 AM PST. It took effect at Jan 11, 2014, 3:00 PM PST. It was in force for 18 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: Jan 11, 2014, 1:31 AM PST (09:31 UTC)
In effect from: Jan 11, 2014, 3:00 PM PST
Expired: Jan 12, 2014, 9:00 AM PST
In force: 18 hr
Issued by: NWS Seattle, WA

The text

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

830 
WHUS46 KSEW 110931
CFWSEW

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
131 AM PST SAT JAN 11 2014

WAZ516-517-120030-
/O.UPG.KSEW.CF.A.0001.140111T2300Z-140112T1400Z/
/O.NEW.KSEW.CF.Y.0001.140111T2300Z-140112T1400Z/
/O.NEW.KSEW.SU.W.0001.140111T2300Z-140112T1400Z/
NORTH COAST-CENTRAL COAST-
131 AM PST SAT JAN 11 2014

...HIGH SURF WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 AM
PST SUNDAY...
...COASTAL FLOOD ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
6 AM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A HIGH SURF
WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 AM PST
SUNDAY. A COASTAL FLOOD ADVISORY HAS ALSO BEEN ISSUED. THIS
COASTAL FLOOD ADVISORY IS IN EFFECT FROM 3 PM THIS AFTERNOON TO
6 AM PST SUNDAY. THE COASTAL FLOOD WATCH IS NO LONGER IN EFFECT. 

* TIME AND HEIGHT OF HIGH TIDE...THE LARGEST WAVES ARE FORECAST TO
  ARRIVE DURING A PERIOD OF RELATIVELY LOW TIDES. THE HIGHEST HIGH
  TIDES ARE PREDICTED TO OCCUR AT WESTPORT AT 853 AM SATURDAY AND
  944 AM SUNDAY...AND THE HIGH TIDES ARE PREDICTED TO BE AROUND 9
  FEET. HOWEVER DURING THE TIME OF BIG WAVES THE TIDES ARE
  FORECAST TO BE 7 FEET OR LOWER. SEA LEVEL PRESSURE WILL BE
  RISING DURING THIS PERIOD AND THE TIDAL ANOMALY IS FORECAST TO
  BE MINIMAL. THE UPSHOT IS THAT TIDES WILL NOT CONTRIBUTE MUCH TO
  ANY COASTAL FLOODING...THE MAIN EFFECT WILL BE FROM THE GIANT
  WAVES THEMSELVES.

* WAVES...LARGE SWELL OF 25 TO 30 FEET ARE FORECAST TO REACH THE
  COAST SATURDAY NIGHT. THESE LARGE SWELLS WILL ARRIVE IN THE
  EARLY EVENING HOURS...WITH THE HIGHEST WAVES FROM LATE SATURDAY
  EVENING THROUGH THE SUNDAY MORNING PRE-DAWN HOURS. THE SWELL
  WILL BEGIN SLOWLY SUBSIDING AFTER DAYBREAK SUNDAY MORNING.

* IMPACTS...WAVES OF THIS SIZE CAN OVERTOP LEVEES AND CAUSE LOCAL
  FLOODING PROBLEMS. THE TOWNS OF OCEAN SHORES AND WESTPORT ARE
  MOST AT RISK OF FLOODING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF WARNING MEANS THAT DANGEROUSLY HIGH SURF WILL BATTER
BEACHES IN THE WARNED AREA...PRODUCING DEADLY RIP CURRENTS AND
SOME BEACH EROSION. IN ADDITION...THESE WAVES ARE POWERFUL ENOUGH TO
SWEEP UNWARY BEACH WALKERS OUT TO SEA. PEOPLE CAN BE SERIOUSLY
INJURED BY DEBRIS...SUCH AS LOGS...TOSSED ABOUT IN THE WAVES.
STAY OFF BREAKWATERS AND JETTIES DURING PERIODS OF HIGH SURF.

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND LARGE
SWELL WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE
SHORE.

&&

$$
WWW.WEATHER.GOV/SEATTLE
MERCER

2 follow-up statements

352 
WHUS46 KSEW 112321
CFWSEW

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
321 PM PST SAT JAN 11 2014

WAZ516-517-121200-
/O.CON.KSEW.SU.W.0001.000000T0000Z-140112T1400Z/
/O.CON.KSEW.CF.Y.0001.000000T0000Z-140112T1400Z/
NORTH COAST-CENTRAL COAST-
321 PM PST SAT JAN 11 2014

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM PST SUNDAY...
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST
SUNDAY...

* TIME AND HEIGHT OF HIGH TIDE...THE LARGEST WAVES ARE FORECAST TO
  ARRIVE DURING A PERIOD OF RELATIVELY LOW TIDES. THE HIGHEST HIGH
  TIDE AT WESTPORT WILL OCCUR AT 944 AM SUNDAY AND WILL BE AROUND
  9 FEET. DURING THE TIME OF THE BIGGEST WAVES...TIDES WILL BE 7
  FEET OR LOWER. SEA LEVEL PRESSURE WILL BE RISING RAPIDLY TONIGHT
  AND THE TIDAL ANOMALY IS FORECAST TO BE MINIMAL. THE UPSHOT IS
  THAT TIDES WILL NOT CONTRIBUTE MUCH TO COASTAL FLOODING. THE
  MAIN THREAT WILL BE FROM THE GIANT WAVES THEMSELVES.

* WAVES...LARGE SWELL OF 25 TO 30 FEET WILL AFFECT THE COAST
  TONIGHT. THE LARGEST WAVES WILL IMPACT THE COAST FROM LATE THIS
  EVENING UNTIL A LITTLE AFTER MIDNIGHT. THE SWELL WILL SUBSIDE
  BELOW 25 FEET SUNDAY MORNING.

* IMPACTS...WAVES OF THIS SIZE CAN OVERTOP LEVEES AND CAUSE 
  LOCAL FLOODING PROBLEMS. THE TOWNS OF OCEAN SHORES AND 
  WESTPORT ARE MOST AT RISK OF FLOODING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF WARNING MEANS THAT DANGEROUSLY HIGH SURF WILL BATTER
BEACHES IN THE WARNED AREA...PRODUCING DEADLY RIP CURRENTS AND
SOME BEACH EROSION. IN ADDITION...THESE WAVES ARE POWERFUL ENOUGH
TO SWEEP UNWARY BEACH WALKERS OUT TO SEA. PEOPLE CAN BE SERIOUSLY
INJURED BY DEBRIS...SUCH AS LOGS...TOSSED ABOUT IN THE WAVES.
STAY OFF BREAKWATERS AND JETTIES DURING PERIODS OF HIGH SURF.

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND LARGE
SWELL WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE
SHORE.

&&

$$


WWW.WEATHER.GOV/SEATTLE

861 
WHUS46 KSEW 121158
CFWSEW

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
358 AM PST SUN JAN 12 2014

WAZ516-517-121700-
/O.EXT.KSEW.SU.W.0001.000000T0000Z-140112T1700Z/
/O.EXT.KSEW.CF.Y.0001.000000T0000Z-140112T1700Z/
NORTH COAST-CENTRAL COAST-
358 AM PST SUN JAN 12 2014

...HIGH SURF WARNING NOW IN EFFECT UNTIL 9 AM PST THIS MORNING...
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 9 AM PST THIS
MORNING...

* TIME AND HEIGHT OF HIGH TIDE...WAVES HAVE PEAKED AND ARE
  FORECAST TO SLOWLY SUBSIDE THROUGH THE MORNING. THE HIGHEST HIGH
  TIDE AT WESTPORT WILL OCCUR AT 944 AM THIS MORNING AND WILL BE
  AROUND 9 FEET. HOWEVER...TIDES WILL BE 7 FEET OR LOWER DURING
  THE LARGEST WAVES EARLY THIS MORNING. SEA LEVEL PRESSURE IS
  RISING RAPIDLY AND THE TIDAL ANOMALY WILL BE MINIMAL. THE UPSHOT
  IS THAT TIDES WILL NOT CONTRIBUTE MUCH TO COASTAL FLOODING. THE
  MAIN THREAT WILL BE FROM THE GIANT WAVES THEMSELVES.

* WAVES...LARGE SWELL OF 20 TO 25 FEET WILL AFFECT THE COAST
  THROUGH MID MORNING...THEN SUBSIDE BELOW 20 FEET.

* IMPACTS...WAVES OF THIS SIZE CAN OVERTOP LEVEES AND CAUSE 
  LOCAL FLOODING PROBLEMS. THE TOWNS OF OCEAN SHORES AND 
  WESTPORT ARE MOST AT RISK OF FLOODING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF WARNING MEANS THAT DANGEROUSLY HIGH SURF WILL BATTER
BEACHES IN THE WARNED AREA...PRODUCING DEADLY RIP CURRENTS AND
SOME BEACH EROSION. IN ADDITION...THESE WAVES ARE POWERFUL ENOUGH
TO SWEEP UNWARY BEACH WALKERS OUT TO SEA. PEOPLE CAN BE SERIOUSLY
INJURED BY DEBRIS...SUCH AS LOGS...TOSSED ABOUT IN THE WAVES.
STAY OFF BREAKWATERS AND JETTIES DURING PERIODS OF HIGH SURF.

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND LARGE
SWELL WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE
SHORE.

&&

$$


WWW.WEATHER.GOV/SEATTLE

What forecasters said that day

The local office's own words before this high surf warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jan 10, 10:40 PM PST, 2 hours 51 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
1040 PM PST FRI JAN 10 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1035 PM     NON-TSTM WND GST 1 NNW CLINTON           47.99N 122.36W
01/10/2014  E35 MPH          ISLAND             WA   TRAINED SPOTTER

            SUSTAINED WINDS 15-20 MPH GUSTS TO 35 MPH. ON THE BLUFF

            AT CLINTON. SOUTH END OF WHIDBEY ISLAND ON THE EAST SIDE.

&&

The office that day

Everything else NWS Seattle, WA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 11, 1:30 AM PST	Wind Advisory	SEW	San Juan	24 hr
Jan 11, 1:31 AM PST	Coastal Flood Advisory	SEW		31 hr
Jan 11, 1:33 AM PST	River Flood Warning	SEW	Mason	38 hr
Jan 11, 4:19 AM PST	River Flood Warning	SEW	Clallam	14 hr
Jan 11, 10:05 AM PST	River Flood Warning	SEW	Snohomish	20 hr

Nearby

High Surf Warnings in Washington, 2014 Every high surf warning in 2014

Sources

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