Pacific Northwest
Coupeville
Penn Cove, Whidbey Island · Washington · NOAA station 9447929 · Tide predictions
48.2233, -122.6900
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48-hour outlook
Drag across the curve to inspect any time. Weather icons show the forecast at each high tide.
Drawn from the high/low predictions — NOAA publishes high/low only for this station.
The next seven days
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H = high tide · L = low tide · highs & lows in local time
On the water nearby
New Dungeness buoy · 24 mi W · Station 46088
Wind & wave reports →
Nearby tide stations
- Point Partridge, Whidbey Island · 3.5 mi W
- Sunset Beach, Whidbey Island · 4.5 mi NW
- Admiralty Head · 4.6 mi S
- Crescent Harbor, N. Whidbey Island · 5.5 mi NE
- NAS Whidbey Island · 8.3 mi N
Plan ahead
2027 tide extremes for this station
Highest predicted high tide: 13.2 ft — Mon Jan 25 · 7:31 AM
Lowest predicted low tide: -3.9 ft — Sun Jul 4 · 11:45 AM
Biggest single-day swing: 16.2 ft on Sun Jun 6
Best daytime minus tides of 2027
| Date | Low tide | Height |
|---|---|---|
| Sun Jul 4 | 11:45 AM | -3.9 ft |
| Sun Jun 6 | 12:47 PM | -3.8 ft |
| Sat Jun 5 | 12:00 PM | -3.8 ft |
| Mon Jul 5 | 12:33 PM | -3.7 ft |
| Sat Jul 3 | 10:57 AM | -3.6 ft |
| Mon Jun 7 | 1:36 PM | -3.5 ft |
| Fri Jun 4 | 11:16 AM | -3.3 ft |
| Sat May 8 | 1:04 PM | -3.1 ft |
| Sun Aug 1 | 10:42 AM | -3.1 ft |
| Mon Aug 2 | 11:30 AM | -3.1 ft |
193 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
NOAA builds the predictions for Coupeville, Penn Cove, Whidbey Island from the SEATTLE (Madison St.), Elliott Bay station: high tides about the same height, 15 min later; low tides about the same height, 9 min later.
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.