California
Alcatraz Island — Tide Calendar
April 2026 · Local station time · Heights in ft (MLLW)| Date | Tide Curve | High & Low Tides | Sun | Moon |
|---|---|---|---|---|
| Wed, Apr 1 | ▲ 12:05 AM 5.6 ▼ 6:05 AM 0.4 ▲ 12:21 PM 5.0 ▼ 6:02 PM 0.8 |
6:57 AM
7:32 PM
|
↑ 7:40 PM
↓ 6:42 AM
Full Moon · 100%
|
|
| Thu, Apr 2 | ▲ 12:31 AM 5.7 ▼ 6:43 AM 0.2 ▲ 1:09 PM 4.8 ▼ 6:34 PM 1.3 |
6:56 AM
7:33 PM
|
↑ 8:42 PM
↓ 7:05 AM
Full Moon · 99%
|
|
| Fri, Apr 3 | ▲ 12:56 AM 5.7 ▼ 7:20 AM 0.0 ▲ 1:57 PM 4.6 ▼ 7:06 PM 1.8 |
6:54 AM
7:34 PM
|
↑ 9:44 PM
↓ 7:29 AM
Full Moon · 97%
|
|
| Sat, Apr 4 | ▲ 1:21 AM 5.7 ▼ 7:56 AM -0.1 ▲ 2:46 PM 4.3 ▼ 7:39 PM 2.3 |
6:53 AM
7:35 PM
|
↑ 10:45 PM
↓ 7:57 AM
Waning Gibbous · 92%
|
|
| Sun, Apr 5 | ▲ 1:47 AM 5.6 ▼ 8:35 AM -0.1 ▲ 3:38 PM 4.1 ▼ 8:13 PM 2.7 |
6:51 AM
7:35 PM
|
↑ 11:45 PM
↓ 8:29 AM
Waning Gibbous · 86%
|
|
| Mon, Apr 6 | ▲ 2:17 AM 5.4 ▼ 9:17 AM 0.0 ▲ 4:39 PM 3.9 ▼ 8:51 PM 3.1 |
6:50 AM
7:36 PM
|
↑ —
↓ 9:06 AM
Waning Gibbous · 79%
|
|
| Tue, Apr 7 | ▲ 2:53 AM 5.3 ▼ 10:06 AM 0.2 ▲ 5:54 PM 3.8 ▼ 9:41 PM 3.3 |
6:48 AM
7:37 PM
|
↑ 12:43 AM
↓ 9:51 AM
Waning Gibbous · 72%
|
|
| Wed, Apr 8 | ▲ 3:38 AM 5.0 ▼ 11:05 AM 0.3 ▲ 7:19 PM 3.8 ▼ 11:03 PM 3.5 |
6:47 AM
7:38 PM
|
↑ 1:35 AM
↓ 10:43 AM
Last Quarter · 63%
|
|
| Thu, Apr 9 | ▲ 4:36 AM 4.8 ▼ 12:12 PM 0.4 ▲ 8:24 PM 4.0 |
6:45 AM
7:39 PM
|
↑ 2:22 AM
↓ 11:41 AM
Last Quarter · 53%
|
|
| Fri, Apr 10 | ▼ 12:43 AM 3.4 ▲ 5:47 AM 4.6 ▼ 1:17 PM 0.3 ▲ 9:04 PM 4.1 |
6:44 AM
7:40 PM
|
↑ 3:01 AM
↓ 12:44 PM
Last Quarter · 44%
|
|
| Sat, Apr 11 | ▼ 1:55 AM 3.0 ▲ 7:02 AM 4.6 ▼ 2:12 PM 0.2 ▲ 9:34 PM 4.4 |
6:42 AM
7:41 PM
|
↑ 3:36 AM
↓ 1:48 PM
Last Quarter · 34%
|
|
| 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%
|
|
| Sun, Apr 19 | ▲ 12:58 AM 6.5 ▼ 7:47 AM -1.3 ▲ 2:57 PM 4.6 ▼ 7:30 PM 2.5 |
6:31 AM
7:48 PM
|
↑ 7:31 AM
↓ 11:08 PM
Waxing Crescent · 7%
|
|
| Mon, Apr 20 | ▲ 1:40 AM 6.5 ▼ 8:40 AM -1.3 ▲ 4:02 PM 4.5 ▼ 8:21 PM 2.9 |
6:30 AM
7:49 PM
|
↑ 8:21 AM
↓ —
Waxing Crescent · 15%
|
|
| Tue, Apr 21 | ▲ 2:29 AM 6.3 ▼ 9:38 AM -1.2 ▲ 5:12 PM 4.4 ▼ 9:24 PM 3.1 |
6:28 AM
7:50 PM
|
↑ 9:21 AM
↓ 12:19 AM
Waxing Crescent · 24%
|
|
| Wed, Apr 22 | ▲ 3:25 AM 5.9 ▼ 10:42 AM -0.9 ▲ 6:24 PM 4.4 ▼ 10:48 PM 3.2 |
6:27 AM
7:51 PM
|
↑ 10:31 AM
↓ 1:22 AM
First Quarter · 34%
|
|
| Thu, Apr 23 | ▲ 4:33 AM 5.5 ▼ 11:52 AM -0.6 ▲ 7:30 PM 4.6 |
6:26 AM
7:52 PM
|
↑ 11:45 AM
↓ 2:13 AM
First Quarter · 46%
|
|
| Fri, Apr 24 | ▼ 12:23 AM 2.9 ▲ 5:50 AM 5.1 ▼ 1:01 PM -0.3 ▲ 8:24 PM 4.8 |
6:24 AM
7:53 PM
|
↑ 1:00 PM
↓ 2:55 AM
First Quarter · 57%
|
|
| Sat, Apr 25 | ▼ 1:44 AM 2.4 ▲ 7:12 AM 4.8 ▼ 2:01 PM -0.1 ▲ 9:09 PM 5.1 |
6:23 AM
7:54 PM
|
↑ 2:12 PM
↓ 3:28 AM
First Quarter · 68%
|
|
| Sun, Apr 26 | ▼ 2:50 AM 1.8 ▲ 8:29 AM 4.6 ▼ 2:52 PM 0.2 ▲ 9:46 PM 5.3 |
6:22 AM
7:55 PM
|
↑ 3:20 PM
↓ 3:57 AM
Waxing Gibbous · 78%
|
|
| Mon, Apr 27 | ▼ 3:44 AM 1.2 ▲ 9:38 AM 4.5 ▼ 3:36 PM 0.6 ▲ 10:20 PM 5.6 |
6:20 AM
7:56 PM
|
↑ 4:25 PM
↓ 4:22 AM
Waxing Gibbous · 86%
|
|
| Tue, Apr 28 | ▼ 4:31 AM 0.6 ▲ 10:40 AM 4.5 ▼ 4:15 PM 1.0 ▲ 10:49 PM 5.7 |
6:19 AM
7:57 PM
|
↑ 5:29 PM
↓ 4:45 AM
Waxing Gibbous · 92%
|
|
| Wed, Apr 29 | ▼ 5:12 AM 0.1 ▲ 11:36 AM 4.4 ▼ 4:51 PM 1.4 ▲ 11:17 PM 5.8 |
6:18 AM
7:58 PM
|
↑ 6:31 PM
↓ 5:08 AM
Full Moon · 97%
|
|
| Thu, Apr 30 | ▼ 5:50 AM -0.2 ▲ 12:28 PM 4.4 ▼ 5:26 PM 1.9 ▲ 11:43 PM 5.8 |
6:17 AM
7:59 PM
|
↑ 7:33 PM
↓ 5:32 AM
Full Moon · 99%
|
▲ high tide ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 9414792 · view the interactive daily chart