Know the Tide

Know the tide.

Pacific Northwest

Cascade Head

Salmon River · Oregon · NOAA station 9436381 · Tide predictions

· Pacific Time · Feet / MLLW (mean lower low water)

45.0479, -124.0073

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48-hour outlook

Drag across the curve to inspect any time. Weather icons show the forecast at each high tide.

The next seven days

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H = high tide · L = low tide · highs & lows in local time

On the water nearby

OOI Newport Shelf buoy · 32 mi SW · Station 46097
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Nearby tide stations

Plan ahead

2027 tide extremes for this station

Highest predicted high tide: 9.8 ft — Fri Jan 22 · 11:29 AM

Lowest predicted low tide: -1.9 ft — Mon Jul 5 · 8:39 AM

Biggest single-day swing: 11.4 ft on Fri Jan 22

Best daytime minus tides of 2027
DateLow tideHeight
Mon Jul 58:39 AM-1.9 ft
Sun Jul 47:56 AM-1.8 ft
Sun Jun 68:54 AM-1.8 ft
Tue Jul 69:18 AM-1.7 ft
Mon Jun 79:40 AM-1.7 ft
Sat Jun 58:07 AM-1.7 ft
Fri Jan 226:45 PM-1.6 ft
Thu Jan 216:10 PM-1.6 ft
Mon Aug 27:32 AM-1.5 ft
Sat Jul 37:09 AM-1.5 ft

190 minus tides (below 0 ft) are predicted here in 2027. The table shows up to the 10 lowest that fall between 7 AM and 7 PM — the ones worth planning a clam dig or tidepool walk around.

About this station

Cascade Head, Salmon River is one of NOAA's reference tide stations — its predictions are computed directly from harmonic analysis of water levels observed here, and other nearby stations are calculated from it.

Puget Sound and the Columbia estuary amplify mixed tides far inland — ranges past 10 ft in the South Sound — with river flow stacked on top.

Diurnal range7.1 ft
Mean range5.5 ft
RegionPacific Northwest
NOAA chart18250
Station since2013