RaceAtlas

Alcatraz Island Tides: Thursday, October 1, 2026

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

4.4 ft4:38 AM3.1 ft8:54 AM6.2 ft3:12 PM-0.2 ft10:22 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.2 ft at 3:12 PM, low -0.2 ft at 10:22 PM. Gate: flood 2.9 kt at 1:15 PM, ebb 1.6 kt at 7:01 PM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
4:38 AMHigh4.4 ft
8:54 AMLow3.1 ft
3:12 PMHigh6.2 ft
10:22 PMLow-0.2 ft
Current · Golden Gate
TimeStateSpeed
1:36 AMmax flood ENE (074°)2.7 kt
5:45 AMslack–
7:53 AMmax ebb SW (235°)0.9 kt
10:00 AMslack–
1:15 PMmax flood ENE (074°)2.9 kt
4:16 PMslack–
7:01 PMmax ebb SW (235°)1.6 kt
11:23 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.