RaceAtlas

Alcatraz Island Tides: Sunday, March 22, 2026

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

6.2 ft2:14 AM-0.5 ft8:52 AM4.4 ft3:49 PM2.3 ft8:33 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.2 ft at 2:14 AM, low -0.5 ft at 8:52 AM. Gate: flood 3.3 kt at 12:04 AM, ebb 1.8 kt at 5:55 AM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
2:14 AMHigh6.2 ft
8:52 AMLow-0.5 ft
3:49 PMHigh4.4 ft
8:33 PMLow2.3 ft
Current · Golden Gate
TimeStateSpeed
12:04 AMmax flood ENE (074°)3.3 kt
3:11 AMslack–
5:55 AMmax ebb SW (235°)1.8 kt
9:58 AMslack–
1:09 PMmax flood ENE (074°)2.8 kt
5:01 PMslack–
7:23 PMmax ebb SW (235°)1.1 kt
9:40 PMslack–

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.