RaceAtlas

Alcatraz Island Tides: Saturday, May 30, 2026

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

-0.7 ft6:07 AM4.4 ft1:24 PM3.1 ft5:35 PM5.9 ft11:32 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.9 ft at 11:32 PM, low -0.7 ft at 6:07 AM. Gate: flood 3.0 kt at 10:41 AM, ebb 1.5 kt at 3:39 AM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
6:07 AMLow-0.7 ft
1:24 PMHigh4.4 ft
5:35 PMLow3.1 ft
11:32 PMHigh5.9 ft
Current · Golden Gate
TimeStateSpeed
12:17 AMslack–
3:39 AMmax ebb SW (235°)1.5 kt
7:13 AMslack–
10:41 AMmax flood ENE (074°)3.0 kt
2:22 PMslack–
4:27 PMmax ebb SW (235°)0.9 kt
6:35 PMslack–
9:36 PMmax flood ENE (074°)2.4 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.