RaceAtlas

Alcatraz Island Tides: Monday, July 13, 2026

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

-1.5 ft5:36 AM4.9 ft12:55 PM3.1 ft5:07 PM7.2 ft11:15 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 7.2 ft at 11:15 PM, low -1.5 ft at 5:36 AM. Gate: flood 3.1 kt at 10:03 AM, ebb 1.9 kt at 4:09 AM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
5:36 AMLow-1.5 ft
12:55 PMHigh4.9 ft
5:07 PMLow3.1 ft
11:15 PMHigh7.2 ft
Current · Golden Gate
TimeStateSpeed
4:09 AMmax ebb SW (235°)1.9 kt
6:54 AMslack–
10:03 AMmax flood ENE (074°)3.1 kt
1:59 PMslack–
4:11 PMmax ebb SW (235°)0.8 kt
6:07 PMslack–
9:16 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.