RaceAtlas

Alcatraz Island Tides: Friday, June 18, 2021

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

2.3 ft12:43 AM4.2 ft6:03 AM0.5 ft12:21 PM5.5 ft7:32 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 7:32 PM, low 0.5 ft at 12:21 PM. Gate: flood 3.0 kt at 4:39 PM, ebb 1.2 kt at 11:38 PM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
12:43 AMLow2.3 ft
6:03 AMHigh4.2 ft
12:21 PMLow0.5 ft
7:32 PMHigh5.5 ft
Current · Golden Gate
TimeStateSpeed
1:31 AMslack–
4:14 AMmax flood ENE (074°)1.7 kt
7:49 AMslack–
10:36 AMmax ebb SW (235°)1.1 kt
1:12 PMslack–
4:39 PMmax flood ENE (074°)3.0 kt
8:47 PMslack–
11:38 PMmax ebb SW (235°)1.2 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.