RaceAtlas

Alcatraz Island Tides: Wednesday, November 17, 2021

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

1.8 ft3:41 AM6.0 ft10:03 AM0.0 ft4:41 PM4.6 ft11:22 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.0 ft at 10:03 AM, low 0.0 ft at 4:41 PM. Gate: flood 3.0 kt at 9:03 PM, ebb 1.8 kt at 3:19 PM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
3:41 AMLow1.8 ft
10:03 AMHigh6.0 ft
4:41 PMLow0.0 ft
11:22 PMHigh4.6 ft
Current · Golden Gate
TimeStateSpeed
2:08 AMmax ebb SW (235°)1.1 kt
4:28 AMslack–
7:53 AMmax flood ENE (074°)2.9 kt
11:18 AMslack–
3:19 PMmax ebb SW (235°)1.8 kt
5:49 PMslack–
9:03 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.