RaceAtlas

Alcatraz Island Tides: Friday, April 24, 2026

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

2.9 ft12:23 AM5.1 ft5:50 AM-0.3 ft1:01 PM4.8 ft8:24 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 5:50 AM, low -0.3 ft at 1:01 PM. Gate: flood 2.6 kt at 5:27 PM, ebb 1.2 kt at 11:29 AM.
Modelled current at the Golden Gate on a 2.6 kt floodThe Gate at max flood, 2.6 kt
Tide height
TimeHeight
12:23 AMLow2.9 ft
5:50 AMHigh5.1 ft
1:01 PMLow-0.3 ft
8:24 PMHigh4.8 ft
Current · Golden Gate
TimeStateSpeed
12:35 AMslack–
3:29 AMmax flood ENE (074°)2.1 kt
7:07 AMslack–
11:29 AMmax ebb SW (235°)1.2 kt
1:50 PMslack–
5:27 PMmax flood ENE (074°)2.6 kt
9:27 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.