RaceAtlas

Alcatraz Island Tides: Friday, January 20, 2023

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

3.2 ft3:28 AM7.0 ft9:36 AM-1.6 ft4:46 PM-2 ft0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 7.0 ft at 9:36 AM, low -1.6 ft at 4:46 PM. Gate: flood 3.0 kt at 9:14 PM, ebb 1.9 kt at 2:05 PM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
3:28 AMLow3.2 ft
9:36 AMHigh7.0 ft
4:46 PMLow-1.6 ft
Current · Golden Gate
TimeStateSpeed
12:31 AMslack–
2:36 AMmax ebb SW (235°)0.7 kt
4:25 AMslack–
7:35 AMmax flood ENE (074°)2.9 kt
10:43 AMslack–
2:05 PMmax ebb SW (235°)1.9 kt
6:02 PMslack–
9:14 PMmax flood ENE (074°)3.0 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.