RaceAtlas

Alcatraz Island Tides: Sunday, October 12, 2031

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

1.0 ft3:29 AM5.2 ft10:10 AM1.5 ft4:05 PM4.9 ft10:03 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.2 ft at 10:10 AM, low 1.0 ft at 3:29 AM. Gate: flood 2.4 kt at 7:45 AM, ebb 1.1 kt at 2:11 PM.
Modelled current at the Golden Gate on a 2.4 kt floodThe Gate at max flood, 2.4 kt
Tide height
TimeHeight
3:29 AMLow1.0 ft
10:10 AMHigh5.2 ft
4:05 PMLow1.5 ft
10:03 PMHigh4.9 ft
Current · Golden Gate
TimeStateSpeed
1:07 AMmax ebb SW (235°)0.9 kt
4:01 AMslack–
7:45 AMmax flood ENE (074°)2.4 kt
11:25 AMslack–
2:11 PMmax ebb SW (235°)1.1 kt
4:48 PMslack–
8:08 PMmax flood ENE (074°)1.9 kt
11:34 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.