RaceAtlas

Alcatraz Island Tides: Wednesday, October 6, 2027

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

4.4 ft6:44 AM3.6 ft11:07 AM5.2 ft4:37 PM4 ft12 AM6 AM12 PM6 PM12 AM
High 5.2 ft at 4:37 PM, low 3.6 ft at 11:07 AM. Gate: flood 2.2 kt at 3:48 AM, ebb 0.8 kt at 8:33 PM.
Modelled current at the Golden Gate on a 2.2 kt floodThe Gate at max flood, 2.2 kt
Tide height
TimeHeight
6:44 AMHigh4.4 ft
11:07 AMLow3.6 ft
4:37 PMHigh5.2 ft
Current · Golden Gate
TimeStateSpeed
3:48 AMmax flood ENE (074°)2.2 kt
7:34 AMslack–
9:33 AMmax ebb SW (235°)0.7 kt
11:38 AMslack–
2:27 PMmax flood ENE (074°)1.9 kt
6:11 PMslack–
8:33 PMmax ebb SW (235°)0.8 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.