YachtWay Waters / Alaska / Portage Bay, Kupreanof Island
Portage Bay, Kupreanof Island tide times
High and low tides for the next 7 days at Portage Bay, Kupreanof Island in Alaska. Heights in feet above mean lower low water (MLLW).
Open live tide chart| NOAA station | TWC1663 |
|---|---|
| Station type | Subordinate |
| Position | 57° 00.000′ N, 133° 19.002′ W |
| Range this week | -1.7 ft to 17.3 ft |
Tide times, next 7 days
| Day | Time | Tide | Height |
|---|---|---|---|
| Thu 5 Nov | 3:33 AM | Low | 1.9 ft |
| Thu 5 Nov | 9:57 AM | High | 15.8 ft |
| Thu 5 Nov | 4:16 PM | Low | 1.1 ft |
| Thu 5 Nov | 10:25 PM | High | 14.2 ft |
| Fri 6 Nov | 4:20 AM | Low | 1.9 ft |
| Fri 6 Nov | 10:34 AM | High | 16.6 ft |
| Fri 6 Nov | 4:59 PM | Low | -0.3 ft |
| Fri 6 Nov | 11:14 PM | High | 14.6 ft |
| Sat 7 Nov | 5:02 AM | Low | 2.1 ft |
| Sat 7 Nov | 11:08 AM | High | 17.1 ft |
| Sat 7 Nov | 5:38 PM | Low | -1.2 ft |
| Sat 7 Nov | 11:57 PM | High | 14.9 ft |
| Sun 8 Nov | 5:41 AM | Low | 2.4 ft |
| Sun 8 Nov | 11:40 AM | High | 17.3 ft |
| Sun 8 Nov | 6:14 PM | Low | -1.6 ft |
| Mon 9 Nov | 12:37 AM | High | 14.9 ft |
| Mon 9 Nov | 6:18 AM | Low | 2.9 ft |
| Mon 9 Nov | 12:11 PM | High | 17.3 ft |
| Mon 9 Nov | 6:48 PM | Low | -1.7 ft |
| Tue 10 Nov | 1:14 AM | High | 14.7 ft |
| Tue 10 Nov | 6:53 AM | Low | 3.5 ft |
| Tue 10 Nov | 12:43 PM | High | 17.1 ft |
| Tue 10 Nov | 7:22 PM | Low | -1.3 ft |
| Wed 11 Nov | 1:50 AM | High | 14.3 ft |
| Wed 11 Nov | 7:28 AM | Low | 4.2 ft |
| Wed 11 Nov | 1:15 PM | High | 16.6 ft |
| Wed 11 Nov | 7:55 PM | Low | -0.7 ft |
YachtWay Waters: tides, bridges, inlets and marinas. Updated 5 Nov 2026. Tides: NOAA CO-OPS. Bridges: NOAA Coast Pilot, FHWA National Bridge Inventory. Marinas: YachtWay, OpenStreetMap. Built by YachtWay.