RaceAtlas

Alcatraz Island Tides: Tuesday, August 20, 2024

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

6.7 ft12:06 AM-0.9 ft6:45 AM5.4 ft1:36 PM1.8 ft6:47 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.7 ft at 12:06 AM, low -0.9 ft at 6:45 AM. Gate: flood 3.5 kt at 10:51 AM, ebb 2.1 kt at 4:23 AM.
Modelled current at the Golden Gate on a 3.5 kt floodThe Gate at max flood, 3.5 kt
Tide height
TimeHeight
12:06 AMHigh6.7 ft
6:45 AMLow-0.9 ft
1:36 PMHigh5.4 ft
6:47 PMLow1.8 ft
Current · Golden Gate
TimeStateSpeed
1:14 AMslack–
4:23 AMmax ebb SW (235°)2.1 kt
7:47 AMslack–
10:51 AMmax flood ENE (074°)3.5 kt
2:52 PMslack–
5:44 PMmax ebb SW (235°)1.3 kt
8:07 PMslack–
10:56 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.