827
WHUS76 KSEW 120938
MWWSEW
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
238 AM PDT TUE AUG 12 2025
PZZ131-132-121745-
/O.EXB.KSEW.SC.Y.0114.250813T0100Z-250813T1200Z/
CENTRAL U.S. WATERS STRAIT OF JUAN DE FUCA-
EAST ENTRANCE U.S. WATERS STRAIT OF JUAN DE FUCA-
238 AM PDT TUE AUG 12 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 5 AM
PDT WEDNESDAY...
* WHAT...WEST WINDS 20 TO 30 KT.
* WHERE...CENTRAL U. S. WATERS STRAIT OF JUAN DE FUCA AND EAST
ENTRANCE U. S. WATERS STRAIT OF JUAN DE FUCA.
* WHEN...FROM 6 PM THIS EVENING TO 5 AM PDT WEDNESDAY.
* 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.
PZZ170-173-176-121745-
/O.EXT.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-
238 AM PDT TUE AUG 12 2025
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM PDT THURSDAY
* WHAT...NORTHWEST WINDS 15 TO 30 KT THROUGH WEDNESDAY MORNING.
SEAS 10 TO 12 FT WITH A 10 SECOND PERIOD SUBSIDING 8 FT WITH AN
8 SECOND PERIOD WEDNESDAY NIGHT.
* 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
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