Port Houghton (Inside) — AK, United States

Name: Port Houghton (Inside)
Address: AK, United States

Tide times & tide chart

↑7:35am↓5:38pm

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 Port Houghton (Inside) (America/Juneau). Heights are in feet above MLLW.
Day	Tide	Time	Height
Mon 19 Oct 2026	Low	01:58	3.6 ft
Mon 19 Oct 2026	High	09:14	10.3 ft
Mon 19 Oct 2026	Low	14:34	7.1 ft
Mon 19 Oct 2026	High	20:20	10.8 ft
Tue 20 Oct 2026	Low	03:17	3.4 ft
Tue 20 Oct 2026	High	10:15	11.3 ft
Tue 20 Oct 2026	Low	15:55	5.9 ft
Tue 20 Oct 2026	High	21:52	11.4 ft
Wed 21 Oct 2026	Low	04:15	2.8 ft
Wed 21 Oct 2026	High	10:55	12.5 ft
Wed 21 Oct 2026	Low	16:48	4.3 ft
Wed 21 Oct 2026	High	22:52	12.4 ft
Thu 22 Oct 2026	Low	05:01	2.1 ft
Thu 22 Oct 2026	High	11:27	13.8 ft
Thu 22 Oct 2026	Low	17:30	2.5 ft
Thu 22 Oct 2026	High	23:38	13.6 ft
Fri 23 Oct 2026	Low	05:40	1.5 ft
Fri 23 Oct 2026	High	11:57	15.0 ft
Fri 23 Oct 2026	Low	18:08	0.7 ft
Sat 24 Oct 2026	High	00:20	14.6 ft
Sat 24 Oct 2026	Low	06:17	1.1 ft
Sat 24 Oct 2026	High	12:27	16.2 ft
Sat 24 Oct 2026	Low	18:45	-1.0 ft
Sun 25 Oct 2026	High	00:59	15.4 ft
Sun 25 Oct 2026	Low	06:53	0.9 ft
Sun 25 Oct 2026	High	12:58	17.2 ft
Sun 25 Oct 2026	Low	19:23	-2.4 ft

Position: 57.3250° N, 133.1830° W
Time zone: America/Juneau
Datum: MLLW datum · computed from harmonic constituents
Source: Harmonic constituents from US National Oceanic and Atmospheric Administration
Region: AK, 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.