RaceAtlas

Alcatraz Island Tides: Saturday, July 5, 2025

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

0.7 ft3:11 AM3.7 ft10:10 AM2.9 ft2:09 PM5.8 ft8:31 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 8:31 PM, low 0.7 ft at 3:11 AM. Gate: flood 2.1 kt at 7:42 AM, ebb 1.0 kt at 12:11 AM.
Modelled current at the Golden Gate on a 2.1 kt floodThe Gate at max flood, 2.1 kt
Tide height
TimeHeight
3:11 AMLow0.7 ft
10:10 AMHigh3.7 ft
2:09 PMLow2.9 ft
8:31 PMHigh5.8 ft
Current · Golden Gate
TimeStateSpeed
12:11 AMmax ebb SW (235°)1.0 kt
3:54 AMslack–
7:42 AMmax flood ENE (074°)2.1 kt
11:13 AMslack–
12:39 PMmax ebb SW (235°)0.4 kt
2:27 PMslack–
5:58 PMmax flood ENE (074°)1.9 kt
9:49 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.