Today's tide times for Udamat Bay, Sedanka Island, Unalaska Island, Alaska
The predicted tide times today on Tuesday 30 June 2026 for Udamat Bay, Sedanka Island, Unalaska Island are: first low tide at 10:14am, first high tide at 8:00pm. Sunrise is at 6:37am and sunset is at 11:39pm.
Today's tide times for Udamat Bay, Sedanka Island, Unalaska Island: Tuesday 30 June 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 10:14 AM(Tue 30 June) | -0.83 ft (-0.25 m) |
| High Tide | 8:00 PM(Tue 30 June) | 4.71 ft (1.44 m) |
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Tide chart for Udamat Bay, Sedanka Island, Unalaska IslandShowing low and high tide times for the next 30 days at Udamat Bay, Sedanka Island, Unalaska Island. Tide Times are AKDT (UTC -8.0hrs).
View Udamat Bay, Sedanka Island, Unalaska Island 7 Day Tide Chart Image.


HIGH (AKDT) |
LOW (AKDT) |
| Sun |
Moon Set Rise |
| Wind |
Tuesday, 30 Jun | 1 Jul | 2 Jul | 3 Jul | 4 Jul | 5 Jul | 6 Jul | 7 Jul | 8 Jul | 9 Jul | 10 Jul | 11 Jul | 12 Jul | 13 Jul | 14 Jul | 15 Jul | 16 Jul | 17 Jul | 18 Jul | 19 Jul | 20 Jul | 21 Jul | 22 Jul | 23 Jul | 24 Jul | 25 Jul | 26 Jul | 27 Jul | 28 Jul | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AM | PM | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | ||
8:00PM1.44m | 8:14PM1.41m | 8:25PM1.38m | 8:34PM1.35m | 3:51AM1.00m 8:40PM1.32m | 5:58AM0.85m 8:44PM1.30m | 7:51AM0.77m 8:48PM1.33m | 9:41AM0.76m 8:56PM1.41m | 11:29AM0.84m 9:13PM1.54m | 1:23PM0.96m 9:41PM1.67m | 10:19PM1.80m | 11:06PM1.87m | 00:00AM1.88m 5:26PM1.31m | 1:01AM1.82m 5:50PM1.35m | 2:09AM1.68m 6:21PM1.38m | 3:26AM1.48m 6:55PM1.42m | 4:54AM1.27m 7:29PM1.45m | 6:31AM1.09m 8:04PM1.47m | 8:11AM1.00m 8:38PM1.47m | 9:48AM1.00m 9:11PM1.45m | 11:17AM1.06m 9:41PM1.43m | 12:38PM1.15m 10:09PM1.41m | 1:51PM1.23m 10:32PM1.40m | 3:00PM1.29m 10:53PM1.41m | 4:08PM1.32m 11:12PM1.43m | 5:16PM1.33m 11:34PM1.44m | 6:17PM1.32m | 00:02AM1.43m 6:47PM1.30m | ||||
10:14AM-0.25m | 10:50AM-0.23m | 11:24AM-0.19m | 11:56AM-0.11m | 2:43AM0.99m 12:27PM0.01m | 2:51AM0.79m 12:56PM0.17m | 3:14AM0.56m 1:22PM0.36m | 3:44AM0.31m 1:46PM0.57m | 4:18AM0.05m 2:07PM0.78m | 4:59AM-0.19m 2:18PM0.95m | 5:44AM-0.40m | 6:33AM-0.55m | 7:26AM-0.65m | 8:21AM-0.68m 6:47PM1.30m | 9:15AM-0.66m 8:41PM1.25m | 10:10AM-0.57m 10:27PM1.11m | 11:03AM-0.43m | 00:00AM0.89m 11:57AM-0.23m | 1:20AM0.62m 12:50PM0.00m | 2:27AM0.34m 1:43PM0.26m | 3:25AM0.10m 2:39PM0.51m | 4:17AM-0.08m 3:35PM0.73m | 5:04AM-0.20m 4:31PM0.93m | 5:49AM-0.25m 5:22PM1.08m | 6:31AM-0.27m 6:07PM1.20m | 7:12AM-0.25m 6:39PM1.27m | 7:51AM-0.23m 7:01PM1.31m | 8:29AM-0.21m 7:23PM1.32m | 9:04AM-0.19m 8:17PM1.29m | |||
6:37AM | 11:39PM | 6:38AM 11:38PM | 6:39AM 11:38PM | 6:40AM 11:37PM | 6:41AM 11:37PM | 6:42AM 11:36PM | 6:43AM 11:35PM | 6:44AM 11:35PM | 6:45AM 11:34PM | 6:46AM 11:33PM | 6:47AM 11:32PM | 6:48AM 11:31PM | 6:49AM 11:30PM | 6:51AM 11:29PM | 6:52AM 11:28PM | 6:53AM 11:27PM | 6:55AM 11:26PM | 6:56AM 11:24PM | 6:57AM 11:23PM | 6:59AM 11:22PM | 7:00AM 11:20PM | 7:02AM 11:19PM | 7:03AM 11:18PM | 7:05AM 11:16PM | 7:06AM 11:15PM | 7:08AM 11:13PM | 7:09AM 11:11PM | 7:11AM 11:10PM | 7:13AM 11:08PM | ||
0.54% - (Waning Gibbous) 00:20AM | 0.55% - (Waning Gibbous) 6:50AM | 0.57% - (Waning Gibbous) 8:05AM 00:47AM | 0.61% - (Waning Gibbous) 9:23AM 1:06AM | 0.64% - (Waning Gibbous) 10:42AM 1:20AM | 0.67% - (Waning Gibbous) 12:00PM 1:30AM | 0.71% - (Waning Gibbous) 1:18PM 1:39AM | 0.74% - (Last Quarter) 2:37PM 1:48AM | 0.78% - (Last Quarter) 4:01PM 1:57AM | 0.81% - (Waning Crescent) 5:29PM 2:08AM | 0.84% - (Waning Crescent) 7:01PM 2:22AM | 0.88% - (Waning Crescent) 8:35PM 2:43AM | 0.91% - (Waning Crescent) 10:00PM 3:15AM | 0.95% - (Waning Crescent) 11:03PM 4:08AM | 0.0% - (New Moon) 11:45PM 5:24AM | 0.04% - (Waxing Crescent) 6:57AM | 0.07% - (Waxing Crescent) 00:11AM 8:35AM | 0.11% - (Waxing Crescent) 00:28AM 10:09AM | 0.15% - (Waxing Crescent) 00:41AM 11:37AM | 0.18% - (Waxing Crescent) 00:51AM 1:01PM | 0.22% - (Waxing Crescent) 1:00AM 2:21PM | 0.25% - (First Quarter) 1:09AM 3:40PM | 0.29% - (Waxing Gibbous) 1:19AM 4:58PM | 0.32% - (Waxing Gibbous) 1:32AM 6:16PM | 0.36% - (Waxing Gibbous) 1:49AM 7:32PM | 0.4% - (Waxing Gibbous) 2:12AM 8:41PM | 0.43% - (Waxing Gibbous) 2:47AM 9:39PM | 0.47% - (Waxing Gibbous) 3:35AM 10:22PM | 0.5% - (Full Moon) 4:38AM 10:52PM | 0.54% - (Waning Gibbous) 5:52AM 11:13PM | ||

Udamat Bay, Sedanka Island, Unalaska Island tide chart key:
The tide chart above shows the height and times of high tide and low tide for Udamat Bay, Sedanka Island, Unalaska Island, Alaska. The red flashing dot shows the tide time right now. The grey shading corresponds to nighttime hours between sunset and sunrise at Udamat Bay, Sedanka Island, Unalaska Island.
Tide Times are AKDT (UTC -8.0hrs). Last Spring High Tide at Udamat Bay, Sedanka Island, Unalaska Island was on Sat 20 Jun (height: 1.56m 5.1ft). Next high Spring Tide at Udamat Bay, Sedanka Island, Unalaska Island will be on Tue 30 Jun (height: 1.44m 4.7ft).
Udamat Bay, Sedanka Island, Unalaska Island tide chart key: The tide chart above shows the height and times of high tide and low tide for Udamat Bay, Sedanka Island, Unalaska Island, Alaska. The grey shading corresponds to nighttime hours between sunset and sunrise at Udamat Bay, Sedanka Island, Unalaska Island.
Tide Times are AKDT (UTC -8.0hrs). Last Spring High Tide at Udamat Bay, Sedanka Island, Unalaska Island was on Sat 20 Jun (height: 1.56m 5.1ft). Next high Spring Tide at Udamat Bay, Sedanka Island, Unalaska Island will be on Tue 30 Jun (height: 1.44m 4.7ft).
Udamat Bay, Sedanka Island, Unalaska Island tide times for June and July
June and July Tide charts for Udamat Bay, Sedanka Island, Unalaska Island: The tide charts below show the height, time and date of high and low tides for the next 30 days.
Tide Times for Udamat Bay, Sedanka Island, Unalaska Island (tomorrow): Wednesday 01 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 10:50 AM(Wed 01 July) | -0.76 ft (-0.23 m) |
| High Tide | 8:14 PM(Wed 01 July) | 4.64 ft (1.41 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Thursday 02 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 11:24 AM(Thu 02 July) | -0.62 ft (-0.19 m) |
| High Tide | 8:25 PM(Thu 02 July) | 4.54 ft (1.38 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Friday 03 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 11:56 AM(Fri 03 July) | -0.37 ft (-0.11 m) |
| High Tide | 8:34 PM(Fri 03 July) | 4.43 ft (1.35 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Saturday 04 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 2:43 AM(Sat 04 July) | 3.26 ft (0.99 m) |
| High Tide | 3:51 AM(Sat 04 July) | 3.27 ft (1.0 m) |
| Low Tide | 12:27 PM(Sat 04 July) | 0.02 ft (0.01 m) |
| High Tide | 8:40 PM(Sat 04 July) | 4.32 ft (1.32 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Sunday 05 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 2:51 AM(Sun 05 July) | 2.6 ft (0.79 m) |
| High Tide | 5:58 AM(Sun 05 July) | 2.79 ft (0.85 m) |
| Low Tide | 12:56 PM(Sun 05 July) | 0.55 ft (0.17 m) |
| High Tide | 8:44 PM(Sun 05 July) | 4.28 ft (1.3 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Monday 06 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 3:14 AM(Mon 06 July) | 1.84 ft (0.56 m) |
| High Tide | 7:51 AM(Mon 06 July) | 2.51 ft (0.77 m) |
| Low Tide | 1:22 PM(Mon 06 July) | 1.19 ft (0.36 m) |
| High Tide | 8:48 PM(Mon 06 July) | 4.38 ft (1.33 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Tuesday 07 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 3:44 AM(Tue 07 July) | 1.01 ft (0.31 m) |
| High Tide | 9:41 AM(Tue 07 July) | 2.5 ft (0.76 m) |
| Low Tide | 1:46 PM(Tue 07 July) | 1.88 ft (0.57 m) |
| High Tide | 8:56 PM(Tue 07 July) | 4.64 ft (1.41 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Wednesday 08 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 4:18 AM(Wed 08 July) | 0.17 ft (0.05 m) |
| High Tide | 11:29 AM(Wed 08 July) | 2.75 ft (0.84 m) |
| Low Tide | 2:07 PM(Wed 08 July) | 2.55 ft (0.78 m) |
| High Tide | 9:13 PM(Wed 08 July) | 5.04 ft (1.54 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Thursday 09 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 4:59 AM(Thu 09 July) | -0.62 ft (-0.19 m) |
| High Tide | 1:23 PM(Thu 09 July) | 3.15 ft (0.96 m) |
| Low Tide | 2:18 PM(Thu 09 July) | 3.13 ft (0.95 m) |
| High Tide | 9:41 PM(Thu 09 July) | 5.49 ft (1.67 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Friday 10 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 5:44 AM(Fri 10 July) | -1.3 ft (-0.4 m) |
| High Tide | 10:19 PM(Fri 10 July) | 5.89 ft (1.8 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Saturday 11 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 6:33 AM(Sat 11 July) | -1.8 ft (-0.55 m) |
| High Tide | 11:06 PM(Sat 11 July) | 6.14 ft (1.87 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Sunday 12 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 7:26 AM(Sun 12 July) | -2.12 ft (-0.65 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Monday 13 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| High Tide | 00:00 AM(Mon 13 July) | 6.18 ft (1.88 m) |
| Low Tide | 8:21 AM(Mon 13 July) | -2.24 ft (-0.68 m) |
| High Tide | 5:26 PM(Mon 13 July) | 4.31 ft (1.31 m) |
| Low Tide | 6:47 PM(Mon 13 July) | 4.27 ft (1.3 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Tuesday 14 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| High Tide | 1:01 AM(Tue 14 July) | 5.97 ft (1.82 m) |
| Low Tide | 9:15 AM(Tue 14 July) | -2.16 ft (-0.66 m) |
| High Tide | 5:50 PM(Tue 14 July) | 4.42 ft (1.35 m) |
| Low Tide | 8:41 PM(Tue 14 July) | 4.1 ft (1.25 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Wednesday 15 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| High Tide | 2:09 AM(Wed 15 July) | 5.51 ft (1.68 m) |
| Low Tide | 10:10 AM(Wed 15 July) | -1.88 ft (-0.57 m) |
| High Tide | 6:21 PM(Wed 15 July) | 4.53 ft (1.38 m) |
| Low Tide | 10:27 PM(Wed 15 July) | 3.65 ft (1.11 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Thursday 16 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| High Tide | 3:26 AM(Thu 16 July) | 4.86 ft (1.48 m) |
| Low Tide | 11:03 AM(Thu 16 July) | -1.4 ft (-0.43 m) |
| High Tide | 6:55 PM(Thu 16 July) | 4.65 ft (1.42 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Friday 17 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 00:00 AM(Fri 17 July) | 2.92 ft (0.89 m) |
| High Tide | 4:54 AM(Fri 17 July) | 4.16 ft (1.27 m) |
| Low Tide | 11:57 AM(Fri 17 July) | -0.76 ft (-0.23 m) |
| High Tide | 7:29 PM(Fri 17 July) | 4.75 ft (1.45 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Saturday 18 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 1:20 AM(Sat 18 July) | 2.02 ft (0.62 m) |
| High Tide | 6:31 AM(Sat 18 July) | 3.58 ft (1.09 m) |
| Low Tide | 12:50 PM(Sat 18 July) | 0.01 ft (0.0 m) |
| High Tide | 8:04 PM(Sat 18 July) | 4.81 ft (1.47 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Sunday 19 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 2:27 AM(Sun 19 July) | 1.12 ft (0.34 m) |
| High Tide | 8:11 AM(Sun 19 July) | 3.28 ft (1.0 m) |
| Low Tide | 1:43 PM(Sun 19 July) | 0.84 ft (0.26 m) |
| High Tide | 8:38 PM(Sun 19 July) | 4.82 ft (1.47 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Monday 20 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 3:25 AM(Mon 20 July) | 0.33 ft (0.1 m) |
| High Tide | 9:48 AM(Mon 20 July) | 3.27 ft (1.0 m) |
| Low Tide | 2:39 PM(Mon 20 July) | 1.66 ft (0.51 m) |
| High Tide | 9:11 PM(Mon 20 July) | 4.77 ft (1.45 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Tuesday 21 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 4:17 AM(Tue 21 July) | -0.27 ft (-0.08 m) |
| High Tide | 11:17 AM(Tue 21 July) | 3.49 ft (1.06 m) |
| Low Tide | 3:35 PM(Tue 21 July) | 2.41 ft (0.73 m) |
| High Tide | 9:41 PM(Tue 21 July) | 4.69 ft (1.43 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Wednesday 22 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 5:04 AM(Wed 22 July) | -0.64 ft (-0.2 m) |
| High Tide | 12:38 PM(Wed 22 July) | 3.78 ft (1.15 m) |
| Low Tide | 4:31 PM(Wed 22 July) | 3.04 ft (0.93 m) |
| High Tide | 10:09 PM(Wed 22 July) | 4.63 ft (1.41 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Thursday 23 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 5:49 AM(Thu 23 July) | -0.83 ft (-0.25 m) |
| High Tide | 1:51 PM(Thu 23 July) | 4.04 ft (1.23 m) |
| Low Tide | 5:22 PM(Thu 23 July) | 3.55 ft (1.08 m) |
| High Tide | 10:32 PM(Thu 23 July) | 4.6 ft (1.4 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Friday 24 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 6:31 AM(Fri 24 July) | -0.87 ft (-0.27 m) |
| High Tide | 3:00 PM(Fri 24 July) | 4.23 ft (1.29 m) |
| Low Tide | 6:07 PM(Fri 24 July) | 3.93 ft (1.2 m) |
| High Tide | 10:53 PM(Fri 24 July) | 4.63 ft (1.41 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Saturday 25 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 7:12 AM(Sat 25 July) | -0.83 ft (-0.25 m) |
| High Tide | 4:08 PM(Sat 25 July) | 4.33 ft (1.32 m) |
| Low Tide | 6:39 PM(Sat 25 July) | 4.18 ft (1.27 m) |
| High Tide | 11:12 PM(Sat 25 July) | 4.68 ft (1.43 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Sunday 26 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 7:51 AM(Sun 26 July) | -0.77 ft (-0.23 m) |
| High Tide | 5:16 PM(Sun 26 July) | 4.36 ft (1.33 m) |
| Low Tide | 7:01 PM(Sun 26 July) | 4.31 ft (1.31 m) |
| High Tide | 11:34 PM(Sun 26 July) | 4.72 ft (1.44 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Monday 27 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| Low Tide | 8:29 AM(Mon 27 July) | -0.7 ft (-0.21 m) |
| High Tide | 6:17 PM(Mon 27 July) | 4.33 ft (1.32 m) |
| Low Tide | 7:23 PM(Mon 27 July) | 4.32 ft (1.32 m) |
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Tide Times for Udamat Bay, Sedanka Island, Unalaska Island: Tuesday 28 July 2026
| Tide | Time (AKDT)& Date | Height |
|---|---|---|
| High Tide | 00:02 AM(Tue 28 July) | 4.68 ft (1.43 m) |
| Low Tide | 9:04 AM(Tue 28 July) | -0.62 ft (-0.19 m) |
| High Tide | 6:47 PM(Tue 28 July) | 4.25 ft (1.3 m) |
| Low Tide | 8:17 PM(Tue 28 July) | 4.23 ft (1.29 m) |
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