Alaska

Constantine Harbor, Amchitka Island — Weekly Tide Table

May 17 – May 23, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, May 17 3:15 AM 3.4 11:36 AM -1.2
7:10 AM
10:50 PM
7:05 AM
12:00 AM
New Moon · 2%
Mon, May 18 3:59 AM 3.5 12:30 PM -1.4
7:09 AM
10:51 PM
7:56 AM
1:21 AM
Waxing Crescent · 6%
Tue, May 19 4:56 AM 3.5 1:25 PM -1.5
7:08 AM
10:53 PM
9:06 AM
2:25 AM
Waxing Crescent · 13%
Wed, May 20 6:05 AM 3.3 2:17 PM -1.3
7:06 AM
10:54 PM
10:30 AM
3:10 AM
Waxing Crescent · 22%
Thu, May 21 1:18 AM 2.9 2:48 AM 2.8 7:24 AM 2.9 3:08 PM -1.1
7:05 AM
10:56 PM
11:59 AM
3:41 AM
First Quarter · 32%
Fri, May 22 1:23 AM 2.8 4:21 AM 2.4 8:49 AM 2.5 3:56 PM -0.7
7:04 AM
10:57 PM
1:27 PM
4:03 AM
First Quarter · 43%
Sat, May 23 1:37 AM 2.7 5:38 AM 1.9 10:22 AM 2.1 4:39 PM -0.3
7:03 AM
10:58 PM
2:51 PM
4:18 AM
First Quarter · 54%

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