RaceAtlas

Alcatraz Island Tides: Wednesday, May 17, 2023

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

-0.3 ft4:59 AM4.5 ft11:30 AM1.5 ft4:32 PM6.3 ft10:58 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.3 ft at 10:58 PM, low -0.3 ft at 4:59 AM. Gate: flood 3.2 kt at 8:44 PM, ebb 2.1 kt at 3:32 AM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
4:59 AMLow-0.3 ft
11:30 AMHigh4.5 ft
4:32 PMLow1.5 ft
10:58 PMHigh6.3 ft
Current · Golden Gate
TimeStateSpeed
3:32 AMmax ebb SW (235°)2.1 kt
6:03 AMslack–
9:09 AMmax flood ENE (074°)3.1 kt
12:32 PMslack–
3:06 PMmax ebb SW (235°)1.2 kt
5:27 PMslack–
8:44 PMmax flood ENE (074°)3.2 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.