RaceAtlas

Alcatraz Island Tides: Wednesday, August 17, 2022

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

4.5 ft4:29 AM1.6 ft10:07 AM5.8 ft4:47 PM1.3 ft11:29 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 4:47 PM, low 1.3 ft at 11:29 PM. Gate: flood 2.9 kt at 2:08 PM, ebb 1.2 kt at 8:16 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
4:29 AMHigh4.5 ft
10:07 AMLow1.6 ft
4:47 PMHigh5.8 ft
11:29 PMLow1.3 ft
Current · Golden Gate
TimeStateSpeed
2:25 AMmax flood ENE (074°)2.3 kt
5:55 AMslack–
8:16 AMmax ebb SW (235°)1.2 kt
10:55 AMslack–
2:08 PMmax flood ENE (074°)2.9 kt
6:07 PMslack–
9:16 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.