RaceAtlas

Alcatraz Island Tides: Saturday, September 11, 2021

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

4.8 ft3:40 AM1.8 ft9:01 AM6.1 ft3:34 PM0.4 ft10:08 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 3:34 PM, low 0.4 ft at 10:08 PM. Gate: flood 3.3 kt at 1:15 PM, ebb 1.6 kt at 7:11 PM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
3:40 AMHigh4.8 ft
9:01 AMLow1.8 ft
3:34 PMHigh6.1 ft
10:08 PMLow0.4 ft
Current · Golden Gate
TimeStateSpeed
1:18 AMmax flood ENE (074°)2.8 kt
5:02 AMslack–
7:39 AMmax ebb SW (235°)1.3 kt
10:08 AMslack–
1:15 PMmax flood ENE (074°)3.3 kt
4:27 PMslack–
7:11 PMmax ebb SW (235°)1.6 kt
11:06 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.