RaceAtlas

Alcatraz Island Tides: Sunday, March 29, 2026

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

1.9 ft3:51 AM5.4 ft9:42 AM-0.2 ft4:16 PM5.3 ft11:06 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.4 ft at 9:42 AM, low -0.2 ft at 4:16 PM. Gate: flood 3.2 kt at 8:30 PM, ebb 1.6 kt at 2:56 PM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
3:51 AMLow1.9 ft
9:42 AMHigh5.4 ft
4:16 PMLow-0.2 ft
11:06 PMHigh5.3 ft
Current · Golden Gate
TimeStateSpeed
2:28 AMmax ebb SW (235°)1.2 kt
4:31 AMslack–
7:37 AMmax flood ENE (074°)2.4 kt
11:03 AMslack–
2:56 PMmax ebb SW (235°)1.6 kt
5:07 PMslack–
8:30 PMmax flood ENE (074°)3.2 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.