RaceAtlas

Alcatraz Island Tides: Friday, October 21, 2022

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

0.6 ft3:29 AM5.1 ft10:21 AM1.9 ft4:04 PM4.9 ft9:49 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 10:21 AM, low 0.6 ft at 3:29 AM. Gate: flood 2.5 kt at 7:49 AM, ebb 1.0 kt at 2:19 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
3:29 AMLow0.6 ft
10:21 AMHigh5.1 ft
4:04 PMLow1.9 ft
9:49 PMHigh4.9 ft
Current · Golden Gate
TimeStateSpeed
1:02 AMmax ebb SW (235°)1.0 kt
4:01 AMslack–
7:49 AMmax flood ENE (074°)2.5 kt
11:38 AMslack–
2:19 PMmax ebb SW (235°)1.0 kt
4:45 PMslack–
7:53 PMmax flood ENE (074°)1.8 kt
11:20 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.