Alaska

Constantine Harbor, Amchitka 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 2:20 AM 1.1 9:06 AM 1.8 1:39 PM 0.8 9:45 PM 2.4
7:50 AM
10:27 PM
1:10 PM
11:39 PM
Waxing Crescent · 20%
Mon, Aug 17 3:20 AM 0.6 11:04 AM 1.8 2:18 PM 1.3 10:01 PM 2.5
7:51 AM
10:25 PM
2:26 PM
11:53 PM
Waxing Crescent · 29%
Tue, Aug 18 4:12 AM 0.3 1:01 PM 1.9 2:52 PM 1.7 10:19 PM 2.6
7:53 AM
10:23 PM
3:42 PM
First Quarter · 38%
Wed, Aug 19 4:59 AM 0.0 10:38 PM 2.7
7:55 AM
10:21 PM
4:56 PM
12:11 AM
First Quarter · 48%
Thu, Aug 20 5:45 AM -0.1 10:58 PM 2.8
7:56 AM
10:19 PM
6:05 PM
12:35 AM
First Quarter · 57%
Fri, Aug 21 6:31 AM -0.2 11:21 PM 2.9
7:58 AM
10:17 PM
7:05 PM
1:08 AM
First Quarter · 67%
Sat, Aug 22 7:16 AM -0.3 11:47 PM 3.0
7:59 AM
10:14 PM
7:54 PM
1:52 AM
Waxing Gibbous · 75%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station TWC2303 · view the interactive daily chart