Alaska

Alcan Harbor, Shemya Island — Weekly Tide Table

Aug 16 – Aug 22, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Aug 16 2:31 AM 0.9 9:31 AM 2.6 2:17 PM 1.0 9:38 PM 3.2
8:07 AM
10:51 PM
1:34 PM
11:57 PM
Waxing Crescent · 20%
Mon, Aug 17 3:23 AM 0.4 10:50 AM 2.5 2:54 PM 1.4 10:01 PM 3.3
8:09 AM
10:49 PM
2:53 PM
Waxing Crescent · 29%
Tue, Aug 18 4:11 AM 0.1 12:08 PM 2.5 3:27 PM 1.8 10:25 PM 3.3
8:10 AM
10:47 PM
4:10 PM
12:10 AM
First Quarter · 38%
Wed, Aug 19 4:59 AM -0.2 1:30 PM 2.4 3:55 PM 2.2 10:51 PM 3.3
8:12 AM
10:45 PM
5:26 PM
12:26 AM
First Quarter · 48%
Thu, Aug 20 5:49 AM -0.3 11:18 PM 3.4
8:14 AM
10:43 PM
6:36 PM
12:48 AM
First Quarter · 57%
Fri, Aug 21 6:40 AM -0.3 11:48 PM 3.4
8:15 AM
10:41 PM
7:37 PM
1:20 AM
First Quarter · 67%
Sat, Aug 22 7:34 AM -0.4
8:17 AM
10:39 PM
8:25 PM
2:04 AM
Waxing Gibbous · 75%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station TWC2309 · view the interactive daily chart