RaceAtlas

Alcatraz Island Tides: Monday, September 13, 2021

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

4.3 ft6:27 AM3.0 ft10:54 AM6.1 ft5:20 PM4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 5:20 PM, low 3.0 ft at 10:54 AM. Gate: flood 2.8 kt at 2:57 PM, ebb 1.3 kt at 8:50 PM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
6:27 AMHigh4.3 ft
10:54 AMLow3.0 ft
5:20 PMHigh6.1 ft
Current · Golden Gate
TimeStateSpeed
12:08 AMslack–
3:20 AMmax flood ENE (074°)2.3 kt
7:33 AMslack–
9:40 AMmax ebb SW (235°)0.8 kt
11:50 AMslack–
2:57 PMmax flood ENE (074°)2.8 kt
6:18 PMslack–
8:50 PMmax ebb SW (235°)1.3 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.