RaceAtlas

Alcatraz Island Tides: Friday, October 1, 2021

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

0.5 ft2:40 AM4.7 ft10:03 AM3.0 ft3:02 PM5.3 ft8:29 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 8:29 PM, low 0.5 ft at 2:40 AM. Gate: flood 2.1 kt at 7:34 AM, ebb 0.5 kt at 1:06 PM.
Modelled current at the Golden Gate on a 2.1 kt floodThe Gate at max flood, 2.1 kt
Tide height
TimeHeight
2:40 AMLow0.5 ft
10:03 AMHigh4.7 ft
3:02 PMLow3.0 ft
8:29 PMHigh5.3 ft
Current · Golden Gate
TimeStateSpeed
3:24 AMslack–
7:34 AMmax flood ENE (074°)2.1 kt
11:22 AMslack–
1:06 PMmax ebb SW (235°)0.5 kt
3:05 PMslack–
6:03 PMmax flood ENE (074°)1.6 kt
9:55 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.