RaceAtlas

Alcatraz Island Tides: Tuesday, January 13, 2026

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

3.1 ft12:58 AM5.8 ft7:13 AM0.3 ft2:44 PM4.1 ft10:07 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 7:13 AM, low 0.3 ft at 2:44 PM. Gate: flood 2.3 kt at 7:13 PM, ebb 0.9 kt at 1:13 PM.
Modelled current at the Golden Gate on a 2.3 kt floodThe Gate at max flood, 2.3 kt
Tide height
TimeHeight
12:58 AMLow3.1 ft
7:13 AMHigh5.8 ft
2:44 PMLow0.3 ft
10:07 PMHigh4.1 ft
Current · Golden Gate
TimeStateSpeed
1:16 AMslack–
4:43 AMmax flood ENE (074°)1.9 kt
8:35 AMslack–
1:13 PMmax ebb SW (235°)0.9 kt
3:27 PMslack–
7:13 PMmax flood ENE (074°)2.3 kt
10:44 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.