RaceAtlas

Alcatraz Island Tides: Saturday, October 10, 2026

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

5.3 ft12:03 AM1.2 ft5:37 AM6.1 ft12:04 PM0.1 ft6:21 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 12:04 PM, low 0.1 ft at 6:21 PM. Gate: flood 3.4 kt at 9:49 AM, ebb 1.9 kt at 4:55 PM.
Modelled current at the Golden Gate on a 3.4 kt floodThe Gate at max flood, 3.4 kt
Tide height
TimeHeight
12:03 AMHigh5.3 ft
5:37 AMLow1.2 ft
12:04 PMHigh6.1 ft
6:21 PMLow0.1 ft
Current · Golden Gate
TimeStateSpeed
1:23 AMslack–
4:12 AMmax ebb SW (235°)1.5 kt
6:38 AMslack–
9:49 AMmax flood ENE (074°)3.4 kt
1:14 PMslack–
4:55 PMmax ebb SW (235°)1.9 kt
7:41 PMslack–
10:46 PMmax flood ENE (074°)3.1 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.