RaceAtlas

Alcatraz Island Tides: Tuesday, November 21, 2023

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

5.3 ft7:04 AM2.2 ft12:52 PM4.7 ft6:25 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 7:04 AM, low 2.2 ft at 12:52 PM. Gate: flood 2.8 kt at 4:06 AM, ebb 1.2 kt at 10:34 PM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
7:04 AMHigh5.3 ft
12:52 PMLow2.2 ft
6:25 PMHigh4.7 ft
Current · Golden Gate
TimeStateSpeed
12:34 AMslack–
4:06 AMmax flood ENE (074°)2.8 kt
8:28 AMslack–
11:18 AMmax ebb SW (235°)1.1 kt
1:29 PMslack–
4:20 PMmax flood ENE (074°)2.0 kt
7:43 PMslack–
10:34 PMmax ebb SW (235°)1.2 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.