RaceAtlas

Alcatraz Island Tides: Thursday, July 29, 2027

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

-0.1 ft3:02 AM4.2 ft10:32 AM3.4 ft2:14 PM6.6 ft8:32 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.6 ft at 8:32 PM, low -0.1 ft at 3:02 AM. Gate: flood 2.5 kt at 6:20 PM, ebb 0.5 kt at 1:05 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
3:02 AMLow-0.1 ft
10:32 AMHigh4.2 ft
2:14 PMLow3.4 ft
8:32 PMHigh6.6 ft
Current · Golden Gate
TimeStateSpeed
4:04 AMslack–
7:36 AMmax flood ENE (074°)2.2 kt
11:31 AMslack–
1:05 PMmax ebb SW (235°)0.5 kt
2:56 PMslack–
6:20 PMmax flood ENE (074°)2.5 kt
9:48 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.