RaceAtlas

Alcatraz Island Tides: Tuesday, April 4, 2023

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

1.2 ft5:32 AM4.9 ft11:33 AM0.5 ft5:36 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 4.9 ft at 11:33 AM, low 0.5 ft at 5:36 PM. Gate: flood 2.9 kt at 9:30 PM, ebb 1.3 kt at 3:43 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
5:32 AMLow1.2 ft
11:33 AMHigh4.9 ft
5:36 PMLow0.5 ft
Current · Golden Gate
TimeStateSpeed
12:55 AMslack–
3:43 AMmax ebb SW (235°)1.3 kt
6:26 AMslack–
9:34 AMmax flood ENE (074°)2.2 kt
1:02 PMslack–
3:34 PMmax ebb SW (235°)1.2 kt
6:13 PMslack–
9:30 PMmax flood ENE (074°)2.9 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.