RaceAtlas

Alcatraz Island Tides: Tuesday, June 17, 2025

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

4.8 ft3:58 AM-0.1 ft10:45 AM5.1 ft6:05 PM2.4 ft11:47 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 6:05 PM, low -0.1 ft at 10:45 AM. Gate: flood 3.0 kt at 2:57 PM, ebb 1.5 kt at 8:31 AM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
3:58 AMHigh4.8 ft
10:45 AMLow-0.1 ft
6:05 PMHigh5.1 ft
11:47 PMLow2.4 ft
Current · Golden Gate
TimeStateSpeed
2:19 AMmax flood ENE (074°)2.0 kt
5:28 AMslack–
8:31 AMmax ebb SW (235°)1.5 kt
11:36 AMslack–
2:57 PMmax flood ENE (074°)3.0 kt
7:32 PMslack–
10:15 PMmax ebb SW (235°)1.0 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.