RaceAtlas

Alcatraz Island Tides: Wednesday, December 20, 2023

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

5.7 ft6:12 AM1.5 ft12:37 PM4.1 ft6:23 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.7 ft at 6:12 AM, low 1.5 ft at 12:37 PM. Gate: flood 3.0 kt at 3:13 AM, ebb 1.4 kt at 10:49 AM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
6:12 AMHigh5.7 ft
12:37 PMLow1.5 ft
6:23 PMHigh4.1 ft
Current · Golden Gate
TimeStateSpeed
3:13 AMmax flood ENE (074°)3.0 kt
7:24 AMslack–
10:49 AMmax ebb SW (235°)1.4 kt
1:15 PMslack–
4:13 PMmax flood ENE (074°)2.1 kt
7:38 PMslack–
10:06 PMmax ebb SW (235°)1.0 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.