RaceAtlas

Alcatraz Island Tides: Monday, September 27, 2021

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

4.1 ft5:54 AM3.4 ft10:14 AM5.2 ft4:10 PM0.9 ft11:29 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.2 ft at 4:10 PM, low 0.9 ft at 11:29 PM. Gate: flood 1.9 kt at 3:34 AM, ebb 0.8 kt at 8:11 PM.
Modelled current at the Golden Gate on a 1.9 kt floodThe Gate at max flood, 1.9 kt
Tide height
TimeHeight
5:54 AMHigh4.1 ft
10:14 AMLow3.4 ft
4:10 PMHigh5.2 ft
11:29 PMLow0.9 ft
Current · Golden Gate
TimeStateSpeed
3:34 AMmax flood ENE (074°)1.9 kt
7:36 AMslack–
9:06 AMmax ebb SW (235°)0.5 kt
10:55 AMslack–
2:02 PMmax flood ENE (074°)1.9 kt
5:33 PMslack–
8:11 PMmax ebb SW (235°)0.8 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.