RaceAtlas

Alcatraz Island Tides: Sunday, October 17, 2021

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

0.2 ft4:03 AM5.6 ft10:51 AM1.4 ft4:38 PM5.3 ft10:39 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.6 ft at 10:51 AM, low 0.2 ft at 4:03 AM. Gate: flood 3.1 kt at 8:21 AM, ebb 1.7 kt at 3:18 PM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
4:03 AMLow0.2 ft
10:51 AMHigh5.6 ft
4:38 PMLow1.4 ft
10:39 PMHigh5.3 ft
Current · Golden Gate
TimeStateSpeed
2:41 AMmax ebb SW (235°)1.4 kt
4:52 AMslack–
8:21 AMmax flood ENE (074°)3.1 kt
11:55 AMslack–
3:18 PMmax ebb SW (235°)1.7 kt
5:32 PMslack–
8:36 PMmax flood ENE (074°)2.7 kt
11:51 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.