RaceAtlas

Alcatraz Island Tides: Tuesday, July 15, 2025

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

5.3 ft2:54 AM-0.1 ft9:26 AM5.4 ft4:32 PM2.2 ft10:10 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.4 ft at 4:32 PM, low -0.1 ft at 9:26 AM. Gate: flood 3.4 kt at 1:37 PM, ebb 1.7 kt at 7:22 AM.
Modelled current at the Golden Gate on a 3.4 kt floodThe Gate at max flood, 3.4 kt
Tide height
TimeHeight
2:54 AMHigh5.3 ft
9:26 AMLow-0.1 ft
4:32 PMHigh5.4 ft
10:10 PMLow2.2 ft
Current · Golden Gate
TimeStateSpeed
1:10 AMmax flood ENE (074°)2.4 kt
4:15 AMslack–
7:22 AMmax ebb SW (235°)1.7 kt
10:21 AMslack–
1:37 PMmax flood ENE (074°)3.4 kt
5:45 PMslack–
8:28 PMmax ebb SW (235°)1.2 kt
11:19 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.