RaceAtlas

Alcatraz Island Tides: Tuesday, October 14, 2025

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

-0.1 ft12:40 AM4.8 ft8:13 AM3.2 ft1:06 PM5.4 ft6:34 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.4 ft at 6:34 PM, low -0.1 ft at 12:40 AM. Gate: flood 2.4 kt at 5:04 AM, ebb 0.7 kt at 11:14 AM.
Modelled current at the Golden Gate on a 2.4 kt floodThe Gate at max flood, 2.4 kt
Tide height
TimeHeight
12:40 AMLow-0.1 ft
8:13 AMHigh4.8 ft
1:06 PMLow3.2 ft
6:34 PMHigh5.4 ft
Current · Golden Gate
TimeStateSpeed
1:27 AMslack–
5:04 AMmax flood ENE (074°)2.4 kt
9:00 AMslack–
11:14 AMmax ebb SW (235°)0.7 kt
1:04 PMslack–
4:05 PMmax flood ENE (074°)2.0 kt
7:51 PMslack–

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.