Tamgas Harbor — AK, United States
Tide times & tide chart
↑7:24am↓5:36pm
Predictions are not observations — conditions vary with weather and river flow. Not for navigation.
Slackwater predicts tides and currents offline, on your phone — tides worldwide, currents across the US and Canada.
Requires iOS 26 or later.
Tide times for the next 7 days
| Day | Tide | Time | Height |
|---|---|---|---|
| Mon 19 Oct 2026 | Low | 3.3 ft | |
| Mon 19 Oct 2026 | High | 10.6 ft | |
| Mon 19 Oct 2026 | Low | 6.5 ft | |
| Mon 19 Oct 2026 | High | 11.3 ft | |
| Tue 20 Oct 2026 | Low | 3.0 ft | |
| Tue 20 Oct 2026 | High | 11.4 ft | |
| Tue 20 Oct 2026 | Low | 5.4 ft | |
| Tue 20 Oct 2026 | High | 11.8 ft | |
| Wed 21 Oct 2026 | Low | 2.5 ft | |
| Wed 21 Oct 2026 | High | 12.6 ft | |
| Wed 21 Oct 2026 | Low | 4.0 ft | |
| Wed 21 Oct 2026 | High | 12.6 ft | |
| Thu 22 Oct 2026 | Low | 1.9 ft | |
| Thu 22 Oct 2026 | High | 13.8 ft | |
| Thu 22 Oct 2026 | Low | 2.4 ft | |
| Thu 22 Oct 2026 | High | 13.6 ft | |
| Fri 23 Oct 2026 | Low | 1.4 ft | |
| Fri 23 Oct 2026 | High | 15.1 ft | |
| Fri 23 Oct 2026 | Low | 0.9 ft | |
| Fri 23 Oct 2026 | High | 14.4 ft | |
| Sat 24 Oct 2026 | Low | 1.1 ft | |
| Sat 24 Oct 2026 | High | 16.2 ft | |
| Sat 24 Oct 2026 | Low | -0.5 ft | |
| Sun 25 Oct 2026 | High | 15.1 ft | |
| Sun 25 Oct 2026 | Low | 1.1 ft | |
| Sun 25 Oct 2026 | High | 17.2 ft | |
| Sun 25 Oct 2026 | Low | -1.7 ft |
Station facts
- Position
- 55.0667° N, 131.5420° W
- Time zone
- America/Metlakatla
- Datum
- MLLW datum · NOAA reference highs and lows, adjusted by published offsets
- 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.
Nearby
- MetlakatlaPort Chester3.8 nm NNW
- Nehenta BayGravina Island10.6 nm NW
- Custom House CoveMary Island11.3 nm E
- Morse CoveDuke Island13.2 nm SE
- Kelp Island PassageDuke Island14.1 nm SE
- Ketchikan16.2 nm N