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Udamat Bay, Sedanka Island tide chart and tide times
Alaska · NOAA station 9462645
On Tuesday, September 29, high tide at Udamat Bay, Sedanka Island is at 5:50 AM (4.3 ft) and 4:40 PM (5.4 ft), and low tide is at 10:53 AM (2.4 ft) and 11:54 PM (-0.5 ft). Times are local; heights are in feet above mean lower low water (MLLW), the datum used on U.S. charts — a negative height means the water drops below that level.
High and low tides for the next 8 days
| Tide | Time | Height |
|---|---|---|
| Tuesday, September 29 🌖 Waning GibbousSunrise 9:03 AM · Sunset 8:45 PM · Moonrise 9:20 PM · Moonset 1:41 PM | ||
| High tide | 5:50 AM | 4.3 ft |
| Low tide | 10:53 AM | 2.4 ft |
| High tide | 4:40 PM | 5.4 ft |
| Low tide | 11:54 PM | -0.5 ft |
| Wednesday, September 30 🌖 Waning GibbousSunrise 9:05 AM · Sunset 8:42 PM · Moonrise 9:52 PM · Moonset 3:12 PM | ||
| High tide | 6:49 AM | 4.0 ft |
| Low tide | 11:25 AM | 2.9 ft |
| High tide | 5:02 PM | 5.5 ft |
| Thursday, October 1 🌖 Waning GibbousSunrise 9:07 AM · Sunset 8:40 PM · Moonrise 10:40 PM · Moonset 4:32 PM | ||
| Low tide | 12:48 AM | -0.5 ft |
| High tide | 8:00 AM | 3.7 ft |
| Low tide | 11:59 AM | 3.3 ft |
| High tide | 5:32 PM | 5.4 ft |
| Friday, October 2 🌗 Last QuarterSunrise 9:09 AM · Sunset 8:37 PM · Moonrise 11:50 PM · Moonset 5:34 PM | ||
| Low tide | 1:50 AM | -0.4 ft |
| High tide | 6:15 PM | 5.2 ft |
| Saturday, October 3 🌗 Last QuarterSunrise 9:10 AM · Sunset 8:35 PM · Moonset 6:15 PM | ||
| Low tide | 3:04 AM | -0.2 ft |
| High tide | 7:40 PM | 4.8 ft |
| Sunday, October 4 🌗 Last QuarterSunrise 9:12 AM · Sunset 8:33 PM · Moonrise 1:15 AM · Moonset 6:42 PM | ||
| Low tide | 4:23 AM | -0.1 ft |
| High tide | 1:12 PM | 4.1 ft |
| Low tide | 4:22 PM | 3.7 ft |
| High tide | 9:59 PM | 4.5 ft |
| Monday, October 5 🌗 Last QuarterSunrise 9:14 AM · Sunset 8:30 PM · Moonrise 2:46 AM · Moonset 7:00 PM | ||
| Low tide | 5:34 AM | -0.0 ft |
| High tide | 1:35 PM | 4.3 ft |
| Low tide | 5:59 PM | 3.1 ft |
| High tide | 11:28 PM | 4.5 ft |
| Tuesday, October 6 🌘 Waning CrescentSunrise 9:16 AM · Sunset 8:28 PM · Moonrise 4:16 AM · Moonset 7:13 PM | ||
| Low tide | 6:33 AM | 0.1 ft |
| High tide | 1:51 PM | 4.5 ft |
| Low tide | 7:04 PM | 2.3 ft |
Best fishing times at Udamat Bay, Sedanka Island (solunar table)
Major periods, about two hours each, are centered on the moon passing overhead or underfoot. Minor periods, about an hour, are centered on moonrise and moonset. By solunar tradition the days around the new and full moon are the strongest, and many anglers plan for a major period that falls on a moving tide.
| Day | Major periods | Minor periods |
|---|---|---|
| Tue, Sep 29 🌖 Waning Gibbous · Good | 4:08 AM–6:08 AM 4:36 PM–6:36 PM | 1:11 PM–2:11 PM 8:50 PM–9:50 PM |
| Wed, Sep 30 🌖 Waning Gibbous · Good | 5:05 AM–7:05 AM 5:35 PM–7:35 PM | 2:42 PM–3:42 PM 9:22 PM–10:22 PM |
| Thu, Oct 1 🌖 Waning Gibbous · Good | 6:06 AM–8:06 AM 6:37 PM–8:37 PM | 4:02 PM–5:02 PM 10:10 PM–11:10 PM |
| Fri, Oct 2 🌗 Last Quarter · Fair | 7:09 AM–9:09 AM 7:40 PM–9:40 PM | 5:04 PM–6:04 PM 11:20 PM–12:20 AM |
| Sat, Oct 3 🌗 Last Quarter · Fair | 8:11 AM–10:11 AM 8:41 PM–10:41 PM | 5:45 PM–6:45 PM |
| Sun, Oct 4 🌗 Last Quarter · Fair | 9:10 AM–11:10 AM 9:38 PM–11:38 PM | 12:45 AM–1:45 AM 6:12 PM–7:12 PM |
| Mon, Oct 5 🌗 Last Quarter · Fair | 10:05 AM–12:05 PM 10:31 PM–12:31 AM | 2:16 AM–3:16 AM 6:30 PM–7:30 PM |
| Tue, Oct 6 🌘 Waning Crescent · Good | 10:56 AM–12:56 PM | 3:46 AM–4:46 AM 6:43 PM–7:43 PM |
Nearby tide stations
- English Bay
11 km away - Udagak Strait
11 km away - Unalaska
22 km away - Dutch Harbor, Amaknak Island
22 km away - Kisselen Bay, Beaver Inlet
27 km away - Broad Bight, Akutan Island
32 km away - Reef Bight, Akutan Island
34 km away
Predictions from NOAA CO-OPS station 9462645. Station page at NOAA. Updated daily. Not for navigation.
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