California

Alcatraz Island — Weekly Tide Table

Apr 12 – Apr 18, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Apr 12 2:48 AM 2.6 8:11 AM 4.6 2:57 PM 0.2 9:59 PM 4.6
6:41 AM
7:42 PM
4:05 AM
2:53 PM
Waning Crescent · 25%
Mon, Apr 13 3:31 AM 2.0 9:13 AM 4.7 3:36 PM 0.2 10:24 PM 4.9
6:39 AM
7:43 PM
4:32 AM
3:59 PM
Waning Crescent · 16%
Tue, Apr 14 4:11 AM 1.3 10:11 AM 4.8 4:13 PM 0.4 10:50 PM 5.3
6:38 AM
7:44 PM
4:57 AM
5:05 PM
Waning Crescent · 9%
Wed, Apr 15 4:51 AM 0.6 11:07 AM 4.9 4:49 PM 0.7 11:18 PM 5.7
6:36 AM
7:45 PM
5:22 AM
6:13 PM
Waning Crescent · 4%
Thu, Apr 16 5:31 AM -0.1 12:02 PM 4.9 5:26 PM 1.1 11:48 PM 6.0
6:35 AM
7:46 PM
5:48 AM
7:23 PM
New Moon · 1%
Fri, Apr 17 6:14 AM -0.7 12:58 PM 4.9 6:05 PM 1.6
6:34 AM
7:46 PM
6:17 AM
8:36 PM
New Moon · 0%
Sat, Apr 18 12:21 AM 6.3 6:59 AM -1.1 1:56 PM 4.8 6:45 PM 2.1
6:32 AM
7:47 PM
6:50 AM
9:52 PM
New Moon · 2%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 9414792 · view the interactive daily chart