875
WHUS76 KSEW 131013
MWWSEW
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
313 AM PDT WED AUG 13 2025
PZZ131-132-131815-
/O.CON.KSEW.SC.Y.0114.000000T0000Z-250813T1200Z/
/O.NEW.KSEW.SC.Y.0115.250813T1600Z-250814T1000Z/
CENTRAL U.S. WATERS STRAIT OF JUAN DE FUCA-
EAST ENTRANCE U.S. WATERS STRAIT OF JUAN DE FUCA-
313 AM PDT WED AUG 13 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT EARLY
THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 3 AM
PDT THURSDAY...
* WHAT...FOR THE FIRST SMALL CRAFT ADVISORY, WEST WINDS 20 TO 25
KT. FOR THE SECOND SMALL CRAFT ADVISORY, WEST WINDS 25 TO 30 KT,
WITH OCCASIONAL GUSTS TO 35 KT.
* WHERE...CENTRAL U. S. WATERS STRAIT OF JUAN DE FUCA AND EAST
ENTRANCE U. S. WATERS STRAIT OF JUAN DE FUCA.
* WHEN...FOR THE FIRST SMALL CRAFT ADVISORY, UNTIL 5 AM PDT
EARLY THIS MORNING. FOR THE SECOND SMALL CRAFT ADVISORY, FROM
9 AM THIS MORNING TO 3 AM PDT THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
AND/OR SEAS 10 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS,
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.
PZZ170-173-176-131815-
/O.CON.KSEW.SC.Y.0114.000000T0000Z-250814T1300Z/
COASTAL WATERS FROM CAPE FLATTERY TO JAMES ISLAND 10 TO 60 NM-
COASTAL WATERS FROM JAMES ISLAND TO POINT GRENVILLE 10 TO 60 NM-
COASTAL WATERS FROM POINT GRENVILLE TO CAPE SHOALWATER 10 TO
60 NM-
313 AM PDT WED AUG 13 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PDT
THURSDAY...
* WHAT...STEEP SEAS 8 TO 10 FT WITH A DOMINANT PERIOD AROUND 8 TO
10 SECONDS.
* WHERE...COASTAL WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER
10 TO 60 NM.
* WHEN...UNTIL 6 AM PDT THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
AND/OR SEAS 10 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS,
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT
HTTP://WEATHER.GOV/SEATTLE
CLICK HERE TO GO TO PREVIOUS BULLETINS.
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