Coastal Waters Forecast
Issued by NWS Portland, OR
Issued by NWS Portland, OR
102 FZUS56 KPQR 182220 CWFPQR Coastal Waters Forecast National Weather Service Portland OR 220 PM PST Tue Nov 18 2025 Coastal waters from Cape Shoalwater Washington to Florence Oregon and westward 60 NM PZZ200-191315- 220 PM PST Tue Nov 18 2025 .SYNOPSIS FOR THE SOUTHERN WASHINGTON AND NORTHERN OREGON COAST... Tranquil conditions are expected to continue into Wednesday with northerly winds briefly turning offshore Wednesday morning. An approaching frontal system will bring increasing southerly winds Wednesday evening and Wednesday night. Southerly winds weaken on Thursday, however steep and hazardous seas become likely with seas approaching 20 ft Thursday afternoon and evening. Seas decrease significantly Friday morning. $$ PZZ251-191315- Coastal waters from Cape Shoalwater WA to Cape Falcon OR out 10 NM- 220 PM PST Tue Nov 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING... ...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE THURSDAY NIGHT... .TONIGHT...NE wind 5 to 10 kt, veering to E after midnight. Seas 5 to 6 ft. Wave Detail: E 2 ft at 4 seconds and W 6 ft at 11 seconds. .WED...E wind 5 to 10 kt, becoming SE 10 to 15 kt in the afternoon. Seas 5 to 6 ft. Wave Detail: E 3 ft at 4 seconds and W 6 ft at 14 seconds. Rain likely in the afternoon. .WED NIGHT...SE wind 15 to 20 kt, becoming S 10 to 15 kt after midnight. Seas 5 to 8 ft, building to 7 to 8 ft after midnight. Wave Detail: SE 5 ft at 6 seconds and W 8 ft at 13 seconds. Rain. .THU...S wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Seas 9 to 13 ft, building to 14 to 17 ft in the afternoon. Wave Detail: S 3 ft at 4 seconds and W 14 ft at 15 seconds. Rain. .THU NIGHT...S wind 5 to 10 kt. Seas 15 to 18 ft, subsiding to 12 to 14 ft after midnight. Wave Detail: E 2 ft at 4 seconds and W 14 ft at 15 seconds. A chance of showers. .FRI...S wind 5 to 10 kt. Seas 10 to 12 ft. Wave Detail: SW 2 ft at 4 seconds and W 11 ft at 13 seconds. A chance of showers in the morning, then rain likely in the afternoon. .FRI NIGHT...S wind around 10 kt. Seas 10 to 11 ft. Wave Detail: SW 2 ft at 4 seconds and W 11 ft at 16 seconds. Rain. .SAT...SW wind 10 to 15 kt. Seas 11 to 12 ft. Wave Detail: S 2 ft at 4 seconds and W 12 ft at 16 seconds. Rain. .SAT NIGHT...SW wind 10 to 15 kt. Seas 10 to 11 ft. Wave Detail: W 2 ft at 4 seconds and W 11 ft at 16 seconds. Rain. .SUN...S wind 10 to 15 kt. Seas 10 to 11 ft. Wave Detail: S 3 ft at 4 seconds and W 10 ft at 16 seconds. Rain. .SUN NIGHT...SW wind 15 to 20 kt. Seas 10 to 11 ft. Wave Detail: SW 4 ft at 4 seconds and W 10 ft at 15 seconds. Rain. $$ PZZ252-191315- Coastal waters from Cape Falcon to Cape Foulweather OR out 10 NM- 220 PM PST Tue Nov 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING... ...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE THURSDAY NIGHT... .TONIGHT...NE wind 5 to 10 kt, veering to E late. Seas around 6 ft. Wave Detail: E 2 ft at 4 seconds and NW 6 ft at 11 seconds. .WED...SE wind 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: SE 3 ft at 5 seconds and W 7 ft at 14 seconds. Rain in the afternoon. .WED NIGHT...S wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 6 to 9 ft. Wave Detail: SE 5 ft at 6 seconds and W 9 ft at 13 seconds. Rain. .THU...S wind 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Seas 10 to 13 ft, building to 15 to 18 ft in the afternoon. Wave Detail: SW 2 ft at 4 seconds and W 15 ft at 15 seconds. Rain. .THU NIGHT...SE wind 5 to 10 kt. Seas 15 to 19 ft, subsiding to 12 to 15 ft after midnight. Wave Detail: NE 2 ft at 4 seconds and W 15 ft at 15 seconds. A chance of showers. .FRI...S wind around 5 kt. Seas 10 to 12 ft. Wave Detail: W 12 ft at 13 seconds. A chance of showers in the morning, then rain likely in the afternoon. .FRI NIGHT...S wind 5 to 10 kt. Seas 10 to 12 ft. Wave Detail: W 12 ft at 16 seconds. Rain likely. .SAT...S wind 5 to 10 kt. Seas 11 to 12 ft. Wave Detail: S 2 ft at 4 seconds and W 12 ft at 16 seconds. Rain likely. .SAT NIGHT...S wind 5 to 10 kt. Seas 11 to 12 ft. Wave Detail: W 2 ft at 4 seconds and W 11 ft at 16 seconds. Rain likely. .SUN...S wind 10 to 15 kt. Seas 10 to 12 ft. Wave Detail: S 3 ft at 4 seconds and W 10 ft at 16 seconds. Rain. .SUN NIGHT...SW wind 15 to 20 kt. Seas 10 to 11 ft. Wave Detail: SW 4 ft at 4 seconds and W 10 ft at 15 seconds. Rain. $$ PZZ253-191315- Coastal waters from Cape Foulweather to Florence OR out 10 NM- 220 PM PST Tue Nov 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING... ...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE THURSDAY NIGHT... .TONIGHT...NE wind 5 to 10 kt, veering to E late. Seas 5 to 6 ft. Wave Detail: NE 2 ft at 4 seconds and NW 6 ft at 11 seconds. Patchy dense fog late. .WED...SE wind 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: S 4 ft at 5 seconds and W 6 ft at 13 seconds. Rain in the afternoon. .WED NIGHT...S wind 15 to 20 kt with gusts up to 25 kt, easing to 10 to 15 kt after midnight. Seas 6 to 9 ft. Wave Detail: S 4 ft at 5 seconds and W 9 ft at 12 seconds. Rain. .THU...S wind around 10 kt, veering to SW in the afternoon. Seas 9 to 13 ft, building to 13 to 18 ft in the afternoon. Wave Detail: W 2 ft at 4 seconds and W 14 ft at 15 seconds. Rain. .THU NIGHT...NE wind around 5 kt. Seas 13 to 18 ft, subsiding to 11 to 15 ft after midnight. Wave Detail: W 14 ft at 15 seconds. A chance of showers in the evening. .FRI...E wind around 5 kt, backing to NW in the afternoon. Seas 9 to 12 ft. Wave Detail: W 11 ft at 13 seconds. A chance of rain in the afternoon. .FRI NIGHT...NE wind around 5 kt, veering to E around 5 kt after midnight. Seas 9 to 12 ft. Wave Detail: W 12 ft at 16 seconds. A chance of rain. .SAT...SE wind around 5 kt, veering to SW in the afternoon. Seas 10 to 12 ft. Wave Detail: SW 2 ft at 4 seconds and W 12 ft at 16 seconds. A chance of rain. .SAT NIGHT...S wind around 5 kt. Seas 10 to 11 ft. Wave Detail: NE 2 ft at 4 seconds and W 11 ft at 16 seconds. A chance of rain. .SUN...S wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 9 to 11 ft. Wave Detail: SE 2 ft at 4 seconds and W 10 ft at 16 seconds. Rain likely. .SUN NIGHT...SW wind 10 to 15 kt. Seas 9 to 11 ft. Wave Detail: SW 3 ft at 4 seconds and W 10 ft at 15 seconds. Rain. $$ PZZ271-191315- Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 NM- 220 PM PST Tue Nov 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... ...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE THURSDAY NIGHT... .TONIGHT...N wind 5 to 10 kt, veering to E after midnight. Seas 6 to 7 ft. Wave Detail: E 2 ft at 4 seconds and NW 7 ft at 14 seconds. A slight chance of showers early this evening. .WED...SE wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: SE 5 ft at 6 seconds and W 7 ft at 14 seconds. Rain in the afternoon. .WED NIGHT...S wind around 20 kt with gusts up to 30 kt, easing to around 15 kt with gusts up to 20 kt after midnight. Seas 7 to 10 ft. Wave Detail: S 5 ft at 7 seconds and W 10 ft at 14 seconds. Rain. .THU...S wind 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Seas 12 to 16 ft, building to 16 to 19 ft in the afternoon. Wave Detail: SW 3 ft at 4 seconds and W 16 ft at 15 seconds. Rain, mainly in the morning. .THU NIGHT...S wind 5 to 10 kt. Seas 16 to 19 ft, subsiding to 13 to 15 ft after midnight. Wave Detail: W 2 ft at 4 seconds and W 16 ft at 15 seconds. A chance of showers. .FRI...SW wind 5 to 10 kt. Seas 11 to 12 ft. Wave Detail: SW 2 ft at 4 seconds and W 12 ft at 13 seconds. Showers likely in the morning, then rain likely in the afternoon. .FRI NIGHT...SW wind around 10 kt. Seas 11 to 12 ft. Wave Detail: SW 2 ft at 4 seconds and W 12 ft at 15 seconds. Rain. .SAT...SW wind around 10 kt. Seas around 12 ft. Wave Detail: SW 2 ft at 4 seconds and W 12 ft at 16 seconds. Rain. .SAT NIGHT...SW wind around 10 kt. Seas 11 to 12 ft. Wave Detail: W 2 ft at 4 seconds and W 11 ft at 16 seconds. Rain. .SUN...S wind 10 to 15 kt. Seas 11 to 12 ft. Wave Detail: SW 3 ft at 4 seconds and W 11 ft at 16 seconds. Rain. .SUN NIGHT...SW wind 15 to 20 kt. Seas 11 to 12 ft. Wave Detail: SW 4 ft at 4 seconds and W 11 ft at 15 seconds. Rain. $$ PZZ272-191315- Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM- 220 PM PST Tue Nov 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... ...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE THURSDAY NIGHT... .TONIGHT...NE wind 5 to 10 kt, veering to E late. Seas 6 to 7 ft. Wave Detail: N 2 ft at 4 seconds and NW 7 ft at 14 seconds. .WED...SE wind 10 to 15 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: S 5 ft at 7 seconds and W 7 ft at 14 seconds. Rain in the afternoon. .WED NIGHT...S wind 20 to 25 kt with gusts up to 30 kt, easing to around 15 kt with gusts up to 20 kt after midnight. Seas 8 to 10 ft. Wave Detail: S 5 ft at 7 seconds and W 10 ft at 13 seconds. Rain. .THU...S wind 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Seas 12 to 16 ft, building to 17 to 19 ft in the afternoon. Wave Detail: W 3 ft at 4 seconds and W 16 ft at 15 seconds. Rain, mainly in the morning. .THU NIGHT...SW wind 5 to 10 kt. Seas 16 to 19 ft, subsiding to 13 to 15 ft after midnight. Wave Detail: N 2 ft at 4 seconds and W 16 ft at 15 seconds. A chance of showers. .FRI...SW wind 5 to 10 kt. Seas 11 to 12 ft. Wave Detail: NW 2 ft at 4 seconds and W 12 ft at 13 seconds. A chance of showers in the morning, then rain likely in the afternoon. .FRI NIGHT...SW wind 5 to 10 kt. Seas 11 to 12 ft. Wave Detail: NW 2 ft at 4 seconds and W 12 ft at 15 seconds. Rain likely. .SAT...SW wind 5 to 10 kt. Seas around 12 ft. Wave Detail: SW 2 ft at 4 seconds and W 12 ft at 16 seconds. Rain likely. .SAT NIGHT...SW wind around 10 kt. Seas around 12 ft. Wave Detail: W 2 ft at 4 seconds and W 12 ft at 16 seconds. Rain likely. .SUN...S wind 10 to 15 kt. Seas 11 to 12 ft. Wave Detail: SW 3 ft at 4 seconds and W 11 ft at 16 seconds. Rain. .SUN NIGHT...SW wind 15 to 20 kt. Seas around 11 ft. Wave Detail: SW 4 ft at 4 seconds and W 11 ft at 15 seconds. Rain. $$ PZZ273-191315- Waters from Cape Foulweather to Florence OR from 10 to 60 NM- 220 PM PST Tue Nov 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... ...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE THURSDAY NIGHT... .TONIGHT...NE wind 10 to 15 kt, easing to 5 to 10 kt late. Seas 6 to 7 ft. Wave Detail: N 2 ft at 4 seconds and NW 6 ft at 11 seconds. .WED...SE wind 10 to 15 kt, becoming S 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: S 5 ft at 7 seconds and W 6 ft at 14 seconds. Rain in the afternoon. .WED NIGHT...S wind 15 to 20 kt with gusts up to 25 kt. Seas 8 to 10 ft. Wave Detail: S 5 ft at 7 seconds and W 10 ft at 12 seconds. Rain. .THU...SW wind 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas 12 to 17 ft, building to 17 to 19 ft in the afternoon. Wave Detail: W 3 ft at 4 seconds and W 16 ft at 15 seconds. Rain, mainly in the morning. .THU NIGHT...N wind 5 to 10 kt. Seas 16 to 19 ft, subsiding to 13 to 16 ft after midnight. Wave Detail: N 2 ft at 4 seconds and W 16 ft at 15 seconds. A chance of showers in the evening. .FRI...NE wind around 5 kt, backing to NW in the afternoon. Seas 11 to 13 ft. Wave Detail: N 2 ft at 4 seconds and W 12 ft at 13 seconds. A chance of rain in the afternoon. .FRI NIGHT...NW wind around 5 kt. Seas 11 to 13 ft. Wave Detail: W 13 ft at 16 seconds. A chance of rain. .SAT...SW wind 5 to 10 kt. Seas 12 to 13 ft. Wave Detail: W 2 ft at 4 seconds and W 13 ft at 16 seconds. A chance of rain. .SAT NIGHT...SW wind 5 to 10 kt. Seas 11 to 12 ft. Wave Detail: W 2 ft at 4 seconds and W 12 ft at 16 seconds. A chance of rain. .SUN...S wind 10 to 15 kt. Seas 11 to 12 ft. Wave Detail: SW 3 ft at 4 seconds and W 12 ft at 16 seconds. Rain. .SUN NIGHT...SW wind 15 to 20 kt. Seas around 11 ft. Wave Detail: SW 4 ft at 4 seconds and W 11 ft at 15 seconds. Rain. $$ PZZ210-191315- Columbia River Bar- 220 PM PST Tue Nov 18 2025 .IN THE MAIN CHANNEL... .GENERAL SEAS...5 to 6 ft through Wednesday afternoon. .FIRST EBB...Ebb current of 5.59 kt at 321 PM Tuesday. Seas 6 to 7 ft. .SECOND EBB...Ebb current of 3.11 kt at 343 AM Wednesday. Seas 6 ft. .THIRD EBB...Strong ebb current of 5.72 kt at 355 PM Wednesday. Seas 6 ft. $$