RaceAtlas

Alcatraz Island Tides: Wednesday, February 11, 2026

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

3.5 ft12:30 AM5.4 ft6:24 AM0.4 ft2:09 PM4.2 ft9:50 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.4 ft at 6:24 AM, low 0.4 ft at 2:09 PM. Gate: flood 2.1 kt at 6:55 PM, ebb 0.7 kt at 10:25 AM.
Modelled current at the Golden Gate on a 2.1 kt floodThe Gate at max flood, 2.1 kt
Tide height
TimeHeight
12:30 AMLow3.5 ft
6:24 AMHigh5.4 ft
2:09 PMLow0.4 ft
9:50 PMHigh4.2 ft
Current · Golden Gate
TimeStateSpeed
12:29 AMslack–
3:52 AMmax flood ENE (074°)1.7 kt
7:51 AMslack–
10:25 AMmax ebb SW (235°)0.7 kt
12:46 PMmax ebb SW (235°)0.7 kt
2:52 PMslack–
6:55 PMmax flood ENE (074°)2.1 kt
10:36 PMslack–
11:54 PMmax ebb SW (235°)0.3 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.