RaceAtlas

Alcatraz Island Tides: Tuesday, September 28, 2027

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

0.0 ft4:36 AM5.8 ft11:17 AM0.9 ft5:02 PM5.9 ft11:17 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.9 ft at 11:17 PM, low 0.0 ft at 4:36 AM. Gate: flood 3.4 kt at 8:52 AM, ebb 1.8 kt at 3:50 PM.
Modelled current at the Golden Gate on a 3.4 kt floodThe Gate at max flood, 3.4 kt
Tide height
TimeHeight
4:36 AMLow0.0 ft
11:17 AMHigh5.8 ft
5:02 PMLow0.9 ft
11:17 PMHigh5.9 ft
Current · Golden Gate
TimeStateSpeed
3:10 AMmax ebb SW (235°)1.7 kt
5:39 AMslack–
8:52 AMmax flood ENE (074°)3.4 kt
12:26 PMslack–
3:50 PMmax ebb SW (235°)1.8 kt
6:16 PMslack–
9:17 PMmax flood ENE (074°)3.0 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.