RaceAtlas

Alcatraz Island Tides: Tuesday, May 5, 2026

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

5.5 ft1:39 AM-0.4 ft8:49 AM4.1 ft4:30 PM3.3 ft8:31 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 1:39 AM, low -0.4 ft at 8:49 AM. Gate: flood 2.2 kt at 1:56 PM, ebb 1.3 kt at 5:49 AM.
Modelled current at the Golden Gate on a 2.2 kt floodThe Gate at max flood, 2.2 kt
Tide height
TimeHeight
1:39 AMHigh5.5 ft
8:49 AMLow-0.4 ft
4:30 PMHigh4.1 ft
8:31 PMLow3.3 ft
Current · Golden Gate
TimeStateSpeed
3:04 AMslack–
5:49 AMmax ebb SW (235°)1.3 kt
10:02 AMslack–
1:56 PMmax flood ENE (074°)2.2 kt
6:19 PMslack–
7:54 PMmax ebb SW (235°)0.5 kt
9:32 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.