RaceAtlas

Alcatraz Island Tides: Sunday, February 12, 2023

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

5.5 ft3:41 AM1.2 ft10:23 AM3.6 ft4:48 PM2.4 ft9:32 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 3:41 AM, low 1.2 ft at 10:23 AM. Gate: flood 2.9 kt at 1:20 AM, ebb 1.3 kt at 7:27 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
3:41 AMHigh5.5 ft
10:23 AMLow1.2 ft
4:48 PMHigh3.6 ft
9:32 PMLow2.4 ft
Current · Golden Gate
TimeStateSpeed
1:20 AMmax flood ENE (074°)2.9 kt
4:48 AMslack–
7:27 AMmax ebb SW (235°)1.3 kt
11:15 AMslack–
2:22 PMmax flood ENE (074°)1.7 kt
6:56 PMslack–
8:50 PMmax ebb SW (235°)0.6 kt
10:41 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.