RaceAtlas

Alcatraz Island Tides: Friday, January 16, 2026

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

3.4 ft3:36 AM6.1 ft9:24 AM-0.5 ft4:40 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 9:24 AM, low -0.5 ft at 4:40 PM. Gate: flood 2.6 kt at 9:20 PM, ebb 1.3 kt at 1:42 PM.
Modelled current at the Golden Gate on a 2.6 kt floodThe Gate at max flood, 2.6 kt
Tide height
TimeHeight
3:36 AMLow3.4 ft
9:24 AMHigh6.1 ft
4:40 PMLow-0.5 ft
Current · Golden Gate
TimeStateSpeed
12:32 AMslack–
2:15 AMmax ebb SW (235°)0.5 kt
3:51 AMslack–
7:05 AMmax flood ENE (074°)2.1 kt
10:31 AMslack–
1:42 PMmax ebb SW (235°)1.3 kt
5:40 PMslack–
9:20 PMmax flood ENE (074°)2.6 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.