RaceAtlas

Alcatraz Island Tides: Tuesday, October 31, 2023

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

4.9 ft2:51 AM2.9 ft7:26 AM6.3 ft1:27 PM-0.7 ft8:27 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.3 ft at 1:27 PM, low -0.7 ft at 8:27 PM. Gate: flood 3.1 kt at 12:14 AM, ebb 1.5 kt at 5:45 PM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
2:51 AMHigh4.9 ft
7:26 AMLow2.9 ft
1:27 PMHigh6.3 ft
8:27 PMLow-0.7 ft
Current · Golden Gate
TimeStateSpeed
12:14 AMmax flood ENE (074°)3.1 kt
3:50 AMslack–
6:13 AMmax ebb SW (235°)1.2 kt
8:35 AMslack–
11:33 AMmax flood ENE (074°)2.9 kt
2:51 PMslack–
5:45 PMmax ebb SW (235°)1.5 kt
9:48 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.