Hazardous marine condition(s):
Small Craft Advisory
Hazardous Seas Warning
PZZ200-211530-
504 PM PST Thu Nov 20 2025
.SYNOPSIS FOR THE SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
West to northwesterly strong swell due to a low pressure system
moving inland. Seas will build in excess of 18 ft overnight into
early Friday morning. Seas ease to around 12 ft through the
remainder of the weekend.
$$
PZZ210-211530- Columbia River Bar- 504 PM PST Thu Nov 20 2025 HAZARDOUS SEAS WARNING IN EFFECT UNTIL 4 AM PST FRIDAY SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM PST FRIDAY THROUGH FRIDAY MORNING .IN THE MAIN CHANNEL... .GENERAL SEAS...17 to 19 ft subsiding to 10 ft Friday afternoon. FIRST EBB Strong ebb current of 5.73 kt at 428 PM Thursday. Seas 17 to 19 ft. SECOND EBB Ebb current of 2.86 kt at 457 AM Friday. Seas 12 to 14 ft. THIRD EBB Strong ebb current of 5.65 kt at 458 PM Friday. Seas 11 ft. $$
PZZ210-211530- Columbia River Bar- 504 PM PST Thu Nov 20 2025 HAZARDOUS SEAS WARNING IN EFFECT UNTIL 4 AM PST FRIDAY SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM PST FRIDAY THROUGH FRIDAY MORNING .IN THE MAIN CHANNEL... .GENERAL SEAS...17 to 19 ft subsiding to 10 ft Friday afternoon. FIRST EBB Strong ebb current of 5.73 kt at 428 PM Thursday. Seas 17 to 19 ft. SECOND EBB Ebb current of 2.86 kt at 457 AM Friday. Seas 12 to 14 ft. THIRD EBB Strong ebb current of 5.65 kt at 458 PM Friday. Seas 11 ft. $$