RaceAtlas

Alcatraz Island Tides: Friday, August 18, 2023

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

5.7 ft1:00 AM0.2 ft7:34 AM5.1 ft2:27 PM2.2 ft7:45 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.7 ft at 1:00 AM, low 0.2 ft at 7:34 AM. Gate: flood 2.9 kt at 11:47 AM, ebb 1.5 kt at 5:33 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
1:00 AMHigh5.7 ft
7:34 AMLow0.2 ft
2:27 PMHigh5.1 ft
7:45 PMLow2.2 ft
Current · Golden Gate
TimeStateSpeed
2:40 AMslack–
5:33 AMmax ebb SW (235°)1.5 kt
8:36 AMslack–
11:47 AMmax flood ENE (074°)2.9 kt
3:49 PMslack–
6:22 PMmax ebb SW (235°)1.1 kt
8:59 PMslack–
11:54 PMmax flood ENE (074°)2.1 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.