RaceAtlas

Alcatraz Island Tides: Wednesday, May 6, 2026

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

5.3 ft2:18 AM-0.3 ft9:33 AM4.0 ft5:24 PM3.4 ft9:24 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 2:18 AM, low -0.3 ft at 9:33 AM. Gate: flood 2.0 kt at 12:38 AM, ebb 1.2 kt at 6:40 AM.
Modelled current at the Golden Gate on a 2.0 kt floodThe Gate at max flood, 2.0 kt
Tide height
TimeHeight
2:18 AMHigh5.3 ft
9:33 AMLow-0.3 ft
5:24 PMHigh4.0 ft
9:24 PMLow3.4 ft
Current · Golden Gate
TimeStateSpeed
12:38 AMmax flood ENE (074°)2.0 kt
3:42 AMslack–
6:40 AMmax ebb SW (235°)1.2 kt
10:41 AMslack–
2:37 PMmax flood ENE (074°)2.0 kt
7:21 PMslack–
8:42 PMmax ebb SW (235°)0.3 kt
10:11 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.