Tskawahyah Island — WA, United States

Tide times & tide chart

1.5 ft1:38am6.2 ft9:00am4.7 ft1:59pm6.6 ft7:25pmNow
Tide predictions for Tskawahyah Island, computed from harmonic constituents. High 6.6 feet on Mon 19 Oct 2026 at 19:30, low 1.5 feet on Mon 19 Oct 2026 at 01:40, above MLLW, the chart datum.
↑7:44am↓6:22pm

Predictions are not observations — conditions vary with weather and river flow. Not for navigation.

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Tide times for the next 7 days

Mon 19 Oct 2026 through Sun 25 Oct 2026. All times are local to Tskawahyah Island (America/Los_Angeles). Heights are in feet above MLLW.
DayTideTimeHeight
Mon 19 Oct 2026Low1.5 ft
Mon 19 Oct 2026High6.2 ft
Mon 19 Oct 2026Low4.7 ft
Mon 19 Oct 2026High6.6 ft
Tue 20 Oct 2026Low1.5 ft
Tue 20 Oct 2026High6.6 ft
Tue 20 Oct 2026Low4.1 ft
Tue 20 Oct 2026High6.6 ft
Wed 21 Oct 2026Low1.5 ft
Wed 21 Oct 2026High7.1 ft
Wed 21 Oct 2026Low3.2 ft
Wed 21 Oct 2026High7.0 ft
Thu 22 Oct 2026Low1.4 ft
Thu 22 Oct 2026High7.7 ft
Thu 22 Oct 2026Low2.1 ft
Thu 22 Oct 2026High7.4 ft
Fri 23 Oct 2026Low1.5 ft
Fri 23 Oct 2026High8.3 ft
Fri 23 Oct 2026Low1.1 ft
Fri 23 Oct 2026High7.8 ft
Sat 24 Oct 2026Low1.6 ft
Sat 24 Oct 2026High8.9 ft
Sat 24 Oct 2026Low0.1 ft
Sun 25 Oct 2026High8.2 ft
Sun 25 Oct 2026Low1.9 ft
Sun 25 Oct 2026High9.5 ft
Sun 25 Oct 2026Low-0.8 ft

Station facts

Position
48.1711° N, 124.7369° W
Time zone
America/Los_Angeles
Datum
MLLW datum · computed from harmonic constituents
Source
Harmonic constituents from US National Oceanic and Atmospheric Administration
Region
WA, United States

Heights are measured above chart datum. A negative height means there is that much less water than the charted depth shows.

Slackwater database (https://github.com/openwatersio/slackwater-database)

How we check predictions — dated samples and their limits.

Nearby

All tide stations