RaceAtlas

Alcatraz Island Tides: Wednesday, July 2, 2025

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

2.1 ft12:15 AM3.9 ft5:33 AM1.2 ft11:35 AM5.4 ft6:39 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.4 ft at 6:39 PM, low 1.2 ft at 11:35 AM. Gate: flood 2.5 kt at 3:52 PM, ebb 1.0 kt at 11:30 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
12:15 AMLow2.1 ft
5:33 AMHigh3.9 ft
11:35 AMLow1.2 ft
6:39 PMHigh5.4 ft
Current · Golden Gate
TimeStateSpeed
12:59 AMslack–
4:11 AMmax flood ENE (074°)1.5 kt
7:29 AMslack–
9:43 AMmax ebb SW (235°)0.8 kt
12:16 PMslack–
3:52 PMmax flood ENE (074°)2.5 kt
8:05 PMslack–
11:30 PMmax ebb SW (235°)1.0 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.