RaceAtlas

Alcatraz Island Tides: Saturday, September 6, 2025

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

-0.3 ft5:22 AM5.1 ft12:12 PM2.0 ft5:22 PM6.2 ft11:28 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.2 ft at 11:28 PM, low -0.3 ft at 5:22 AM. Gate: flood 3.1 kt at 9:30 AM, ebb 1.7 kt at 2:55 AM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
5:22 AMLow-0.3 ft
12:12 PMHigh5.1 ft
5:22 PMLow2.0 ft
11:28 PMHigh6.2 ft
Current · Golden Gate
TimeStateSpeed
2:55 AMmax ebb SW (235°)1.7 kt
6:10 AMslack–
9:30 AMmax flood ENE (074°)3.1 kt
1:31 PMslack–
4:10 PMmax ebb SW (235°)1.2 kt
6:32 PMslack–
9:26 PMmax flood ENE (074°)2.6 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.