RaceAtlas

Alcatraz Island Tides: Wednesday, September 6, 2023

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

4.2 ft6:36 AM3.1 ft11:05 AM5.8 ft5:18 PM4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 5:18 PM, low 3.1 ft at 11:05 AM. Gate: flood 2.4 kt at 2:47 PM, ebb 0.9 kt at 9:12 PM.
Modelled current at the Golden Gate on a 2.4 kt floodThe Gate at max flood, 2.4 kt
Tide height
TimeHeight
6:36 AMHigh4.2 ft
11:05 AMLow3.1 ft
5:18 PMHigh5.8 ft
Current · Golden Gate
TimeStateSpeed
12:20 AMslack–
3:40 AMmax flood ENE (074°)2.3 kt
7:18 AMslack–
9:19 AMmax ebb SW (235°)0.9 kt
11:41 AMslack–
2:47 PMmax flood ENE (074°)2.4 kt
6:38 PMslack–
9:12 PMmax ebb SW (235°)0.9 kt
11:13 PMmax ebb SW (235°)0.9 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.