RaceAtlas

Alcatraz Island Tides: Friday, April 9, 2021

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

1.3 ft5:02 AM5.1 ft11:00 AM0.2 ft5:08 PM5.3 ft11:48 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 11:48 PM, low 0.2 ft at 5:08 PM. Gate: flood 3.2 kt at 9:26 PM, ebb 1.7 kt at 3:41 AM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
5:02 AMLow1.3 ft
11:00 AMHigh5.1 ft
5:08 PMLow0.2 ft
11:48 PMHigh5.3 ft
Current · Golden Gate
TimeStateSpeed
12:23 AMslack–
3:41 AMmax ebb SW (235°)1.7 kt
5:54 AMslack–
8:59 AMmax flood ENE (074°)2.6 kt
12:12 PMslack–
3:38 PMmax ebb SW (235°)1.4 kt
5:58 PMslack–
9:26 PMmax flood ENE (074°)3.2 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.