Alaska

Port Houghton, Robert Islands — Tide Calendar

April 2026 · Local station time · Heights in ft (MLLW) · Negative tides only
Date Tide Curve High & Low Tides Sun Moon
Wed, Apr 1 1:09 AM 16.5 7:19 AM -1.0 1:28 PM 15.8 7:29 PM -0.5
6:26 AM
7:31 PM
7:53 PM
6:12 AM
Full Moon · 100%
Thu, Apr 2 1:37 AM 16.8 7:53 AM -1.6 2:04 PM 15.6 8:01 PM 0.2
6:23 AM
7:34 PM
9:16 PM
6:15 AM
Full Moon · 99%
Fri, Apr 3 2:05 AM 16.9 8:26 AM -1.7 2:39 PM 15.1 8:33 PM 1.1
6:20 AM
7:36 PM
10:40 PM
6:20 AM
Full Moon · 96%
Sat, Apr 4 2:31 AM 16.7 8:58 AM -1.4 3:12 PM 14.4 9:03 PM 2.2
6:18 AM
7:38 PM
6:26 AM
Waning Gibbous · 92%
Sun, Apr 5 2:59 AM 16.2 9:29 AM -0.7 3:46 PM 13.4 9:33 PM 3.4
6:15 AM
7:40 PM
12:04 AM
6:37 AM
Waning Gibbous · 86%
Thu, Apr 16 12:31 AM 16.6 6:50 AM -1.8 12:58 PM 15.8 6:58 PM -0.1
5:45 AM
8:04 PM
5:05 AM
7:53 PM
New Moon · 1%
Fri, Apr 17 1:05 AM 17.7 7:29 AM -3.1 1:42 PM 16.1 7:37 PM 0.2
5:43 AM
8:06 PM
5:11 AM
9:32 PM
New Moon · 0%
Sat, Apr 18 1:40 AM 18.3 8:10 AM -3.9 2:26 PM 16.0 8:16 PM 0.7
5:40 AM
8:08 PM
5:20 AM
11:16 PM
New Moon · 3%
Sun, Apr 19 2:18 AM 18.5 8:52 AM -4.0 3:12 PM 15.4 8:58 PM 1.6
5:37 AM
8:10 PM
5:34 AM
Waxing Crescent · 8%
Mon, Apr 20 2:59 AM 18.2 9:38 AM -3.4 4:01 PM 14.5 9:44 PM 2.8
5:35 AM
8:12 PM
6:00 AM
12:58 AM
Waxing Crescent · 15%
Tue, Apr 21 3:45 AM 17.2 10:28 AM -2.2 4:57 PM 13.3 10:36 PM 4.0
5:32 AM
8:15 PM
6:50 AM
2:23 AM
Waxing Crescent · 24%
Wed, Apr 22 4:37 AM 15.9 11:25 AM -0.8 6:05 PM 12.3 11:42 PM 5.1
5:30 AM
8:17 PM
8:10 AM
3:17 AM
First Quarter · 35%
Wed, Apr 29 6:19 AM -0.5 12:31 PM 14.1 6:23 PM 1.4
5:12 AM
8:32 PM
6:57 PM
4:25 AM
Full Moon · 97%
Thu, Apr 30 12:29 AM 16.1 6:55 AM -1.3 1:12 PM 14.3 6:59 PM 1.7
5:10 AM
8:34 PM
8:21 PM
4:29 AM
Full Moon · 99%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station TWC1673 · view the interactive daily chart