Typical summertime weather pattern continues across the northern Oregon coast with building high pressure offshore yielding strengthening diurnal northerly winds that peak each afternoon and evening. Today features north winds at 15 to 20 knots rising to 20 to 25 knots late this morning and afternoon, with seas building to 5 to 8 feet. Wave detail shows north wind waves at 7 feet with a 6-second period, west swell at 3 feet with a 12-second period, and southwest swell at 2 feet with a 15-second period [web:1][web:4].
High Tide: 2:51 PM at 6.28 feet
Low Tide: 7:25 PM at 3.69 feet
Yaquina USCG Station, Newport, OR [web:1]
Swell Direction: WNW (West-Northwest)
Swell Period: 9.1 seconds
Swell Size: 2.0 feet
Significant Wave Height: 4.3 feet
Average Wave Period: 4.6 seconds
Wind Wave Height: 3.6 feet at 5.3 seconds from North
Data as of 1:40 AM PDT, June 12, 2026 [web:3]
Wind Waves: 3.6 ft Swell: 2.0 ft Total Seas: 4.3 ft
Average wave size across all components is approximately 4.3 feet with very steep wave conditions due to the combination of wind-driven waves and swell [web:3].
Gusty north winds and steep to very steep wind-driven seas will persist through this weekend along the southern Oregon coastal waters, with the worst conditions expected south of Cape Blanco where gales and very steep seas are forecast. Winds will ease somewhat on Sunday but fresh swell is likely to persist into Monday [web:1].
References:
NOAA Marine Forecast FZUS56 KMFR [web:1]
NOAA Marine Forecast FZUS56 KPQR [web:4]