RaceAtlas

Alcatraz Island Tides: Sunday, October 25, 2026

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

1.6 ft5:02 AM6.2 ft11:21 AM-0.3 ft5:52 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.2 ft at 11:21 AM, low -0.3 ft at 5:52 PM. Gate: flood 3.2 kt at 9:02 AM, ebb 1.9 kt at 3:21 PM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
5:02 AMLow1.6 ft
11:21 AMHigh6.2 ft
5:52 PMLow-0.3 ft
Current · Golden Gate
TimeStateSpeed
1:02 AMslack–
3:20 AMmax ebb SW (235°)1.2 kt
5:45 AMslack–
9:02 AMmax flood ENE (074°)3.2 kt
12:20 PMslack–
3:21 PMmax ebb SW (235°)1.9 kt
7:04 PMslack–
10:09 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.