RaceAtlas

Alcatraz Island Tides: Thursday, May 6, 2021

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

1.7 ft3:17 AM4.4 ft8:55 AM0.4 ft3:08 PM5.3 ft10:02 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 10:02 PM, low 0.4 ft at 3:08 PM. Gate: flood 3.0 kt at 7:30 PM, ebb 1.4 kt at 1:33 AM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
3:17 AMLow1.7 ft
8:55 AMHigh4.4 ft
3:08 PMLow0.4 ft
10:02 PMHigh5.3 ft
Current · Golden Gate
TimeStateSpeed
1:33 AMmax ebb SW (235°)1.4 kt
3:48 AMslack–
6:51 AMmax flood ENE (074°)2.0 kt
10:11 AMslack–
1:28 PMmax ebb SW (235°)1.1 kt
3:47 PMslack–
7:30 PMmax flood ENE (074°)3.0 kt
11:10 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.