RaceAtlas

Alcatraz Island Tides: Thursday, August 31, 2023

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

-0.8 ft6:26 AM5.6 ft1:14 PM1.5 ft6:33 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.6 ft at 1:14 PM, low -0.8 ft at 6:26 AM. Gate: flood 3.5 kt at 10:38 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
6:26 AMLow-0.8 ft
1:14 PMHigh5.6 ft
6:33 PMLow1.5 ft
Current · Golden Gate
TimeStateSpeed
1:06 AMslack–
4:23 AMmax ebb SW (235°)2.1 kt
7:35 AMslack–
10:38 AMmax flood ENE (074°)3.5 kt
2:30 PMslack–
5:35 PMmax ebb SW (235°)1.5 kt
7:55 PMslack–
10:46 PMmax flood ENE (074°)3.1 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.