RaceAtlas

Alcatraz Island Tides: Thursday, January 15, 2026

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

3.4 ft2:51 AM6.0 ft8:42 AM-0.3 ft4:05 PM4.5 ft11:27 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.0 ft at 8:42 AM, low -0.3 ft at 4:05 PM. Gate: flood 2.5 kt at 8:45 PM, ebb 1.1 kt at 2:38 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
2:51 AMLow3.4 ft
8:42 AMHigh6.0 ft
4:05 PMLow-0.3 ft
11:27 PMHigh4.5 ft
Current · Golden Gate
TimeStateSpeed
1:23 AMmax ebb SW (235°)0.4 kt
3:03 AMslack–
6:17 AMmax flood ENE (074°)2.0 kt
9:53 AMslack–
2:38 PMmax ebb SW (235°)1.1 kt
5:01 PMslack–
8:45 PMmax flood ENE (074°)2.5 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.