Attu, Massacre Bay, Alaska Tide Chart (Legacy)
Local time: 2025-09-18 Thu 8:48 AM HDT
Warning: tidal prediction constants for this station are very old and predictions may be wildly incorrect. See https://tides.mobilegeographics.com for newer data.
Attu, Massacre Bay, Alaska
52.8400° N, 173.1950° E
Note: See station comments in 'about' for disclaimers.
2025-09-18 Thu 9:07 AM HDT Sunrise
9:54 AM HDT -0.3 feet Low Tide
5:52 PM HDT 2.5 feet High Tide
8:50 PM HDT Moonset
9:33 PM HDT Sunset
9:59 PM HDT 2.1 feet Low Tide
2025-09-19 Fri 3:04 AM HDT 2.8 feet High Tide
6:43 AM HDT Moonrise
9:09 AM HDT Sunrise
10:53 AM HDT 0.1 feet Low Tide
6:18 PM HDT 2.5 feet High Tide
9:01 PM HDT Moonset
9:31 PM HDT Sunset
11:26 PM HDT 1.7 feet Low Tide
2025-09-20 Sat 4:41 AM HDT 2.5 feet High Tide
8:01 AM HDT Moonrise
9:10 AM HDT Sunrise
11:48 AM HDT 0.4 feet Low Tide
6:42 PM HDT 2.5 feet High Tide
9:10 PM HDT Moonset
9:28 PM HDT Sunset
2025-09-21 Sun 12:29 AM HDT 1.3 feet Low Tide
6:14 AM HDT 2.5 feet High Tide
9:12 AM HDT Sunrise
9:17 AM HDT Moonrise
10:54 AM HDT New Moon
12:40 PM HDT 0.8 feet Low Tide
7:03 PM HDT 2.5 feet High Tide
9:18 PM HDT Moonset
9:26 PM HDT Sunset
2025-09-22 Mon 1:19 AM HDT 0.9 feet Low Tide
7:37 AM HDT 2.5 feet High Tide
NOT FOR NAVIGATION
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. The author and the publisher each assume no liability for damages arising from use of these predictions. They are not certified to be correct, and they do not incorporate the effects of tropical storms, El Niño, seismic events, subsidence, uplift, or changes in global sea level.
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