RaceAtlas

Alcatraz Island Tides: Saturday, March 20, 2021

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

5.0 ft4:26 AM0.8 ft11:45 AM3.7 ft7:41 PM3.3 ft11:28 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.0 ft at 4:26 AM, low 0.8 ft at 11:45 AM. Gate: flood 2.0 kt at 2:18 AM, ebb 0.8 kt at 8:27 AM.
Modelled current at the Golden Gate on a 2.0 kt floodThe Gate at max flood, 2.0 kt
Tide height
TimeHeight
4:26 AMHigh5.0 ft
11:45 AMLow0.8 ft
7:41 PMHigh3.7 ft
11:28 PMLow3.3 ft
Current · Golden Gate
TimeStateSpeed
2:18 AMmax flood ENE (074°)2.0 kt
5:47 AMslack–
8:27 AMmax ebb SW (235°)0.8 kt
12:35 PMslack–
5:21 PMmax flood ENE (074°)1.7 kt
9:09 PMslack–
10:21 PMmax ebb SW (235°)0.3 kt
11:42 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.