RaceAtlas

Alcatraz Island Tides: Sunday, April 13, 2031

Tide heights at Alcatraz Island with the flood, ebb and slack schedule at the Golden Gate.

5.6 ft4:15 AM-0.5 ft11:13 AM4.4 ft6:39 PM2.7 ft11:33 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.6 ft at 4:15 AM, low -0.5 ft at 11:13 AM. Gate: flood 2.8 kt at 2:06 AM, ebb 1.5 kt at 8:03 AM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
4:15 AMHigh5.6 ft
11:13 AMLow-0.5 ft
6:39 PMHigh4.4 ft
11:33 PMLow2.7 ft
Current · Golden Gate
TimeStateSpeed
2:06 AMmax flood ENE (074°)2.8 kt
5:16 AMslack–
8:03 AMmax ebb SW (235°)1.5 kt
12:16 PMslack–
3:29 PMmax flood ENE (074°)2.5 kt
7:57 PMslack–
10:16 PMmax ebb SW (235°)0.8 kt

Not for navigation. These are harmonic predictions, not live measurements. Tide heights: station 9414792 (Alcatraz Island). Currents: station SFB1203 (San Francisco Bay Entrance, Golden Gate). · RaceAtlas, the SF Bay current atlas.