RaceAtlas

Alcatraz Island Tides: Sunday, October 11, 2026

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

5.1 ft12:54 AM1.7 ft6:12 AM6.1 ft12:32 PM-0.1 ft7:01 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 12:32 PM, low -0.1 ft at 7:01 PM. Gate: flood 3.2 kt at 10:24 AM, ebb 1.7 kt at 5:05 PM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
12:54 AMHigh5.1 ft
6:12 AMLow1.7 ft
12:32 PMHigh6.1 ft
7:01 PMLow-0.1 ft
Current · Golden Gate
TimeStateSpeed
2:15 AMslack–
4:50 AMmax ebb SW (235°)1.4 kt
7:20 AMslack–
10:24 AMmax flood ENE (074°)3.2 kt
1:48 PMslack–
5:05 PMmax ebb SW (235°)1.7 kt
8:23 PMslack–
11:34 PMmax flood ENE (074°)3.0 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.