RaceAtlas

Alcatraz Island Tides: Friday, August 27, 2027

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

-0.1 ft2:38 AM4.4 ft10:09 AM3.3 ft2:14 PM6.4 ft8:18 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.4 ft at 8:18 PM, low -0.1 ft at 2:38 AM. Gate: flood 2.4 kt at 6:05 PM, ebb 0.5 kt at 1:02 PM.
Modelled current at the Golden Gate on a 2.4 kt floodThe Gate at max flood, 2.4 kt
Tide height
TimeHeight
2:38 AMLow-0.1 ft
10:09 AMHigh4.4 ft
2:14 PMLow3.3 ft
8:18 PMHigh6.4 ft
Current · Golden Gate
TimeStateSpeed
3:42 AMslack–
7:14 AMmax flood ENE (074°)2.3 kt
11:18 AMslack–
1:02 PMmax ebb SW (235°)0.5 kt
2:53 PMslack–
6:05 PMmax flood ENE (074°)2.4 kt
9:36 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.