RaceAtlas

Alcatraz Island Tides: Monday, July 28, 2025

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

5.5 ft2:14 AM0.1 ft8:47 AM5.3 ft3:46 PM2.2 ft9:20 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 2:14 AM, low 0.1 ft at 8:47 AM. Gate: flood 3.2 kt at 1:10 PM, ebb 1.6 kt at 7:01 AM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
2:14 AMHigh5.5 ft
8:47 AMLow0.1 ft
3:46 PMHigh5.3 ft
9:20 PMLow2.2 ft
Current · Golden Gate
TimeStateSpeed
12:37 AMmax flood ENE (074°)2.3 kt
3:52 AMslack–
7:01 AMmax ebb SW (235°)1.6 kt
9:50 AMslack–
1:10 PMmax flood ENE (074°)3.2 kt
5:09 PMslack–
8:08 PMmax ebb SW (235°)1.3 kt
10:36 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.