RaceAtlas

Alcatraz Island Tides: Wednesday, February 25, 2026

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

6.0 ft5:17 AM-0.2 ft12:56 PM4.2 ft8:35 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.0 ft at 5:17 AM, low -0.2 ft at 12:56 PM. Gate: flood 2.5 kt at 3:00 AM, ebb 1.1 kt at 9:33 AM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
5:17 AMHigh6.0 ft
12:56 PMLow-0.2 ft
8:35 PMHigh4.2 ft
Current · Golden Gate
TimeStateSpeed
3:00 AMmax flood ENE (074°)2.5 kt
6:30 AMslack–
9:33 AMmax ebb SW (235°)1.1 kt
1:50 PMslack–
5:19 PMmax flood ENE (074°)2.2 kt
9:17 PMslack–
11:01 PMmax ebb SW (235°)0.5 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.