COLUMBIA RIVER BAR - 20NM West of Columbia River Mouth buoy 46029 · 48 km from Seaside Cove; NDBC measured significant wave height (Hs) at the explicitly assigned same-coast offshore buoy; not breaking-wave face height
NOAA Astoria 9439040 · 29 km from spot; predicted high/low events above MLLW, converted to feet. Timestamp is retrieval time; provider issue time is not supplied.