RaceAtlas

Alcatraz Island Tides: Tuesday, June 29, 2021

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

5.5 ft3:18 AM-0.5 ft10:09 AM5.2 ft5:27 PM2.6 ft10:56 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 3:18 AM, low -0.5 ft at 10:09 AM. Gate: flood 3.0 kt at 2:31 PM, ebb 1.5 kt at 7:45 AM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
3:18 AMHigh5.5 ft
10:09 AMLow-0.5 ft
5:27 PMHigh5.2 ft
10:56 PMLow2.6 ft
Current · Golden Gate
TimeStateSpeed
1:26 AMmax flood ENE (074°)2.4 kt
4:42 AMslack–
7:45 AMmax ebb SW (235°)1.5 kt
11:07 AMslack–
2:31 PMmax flood ENE (074°)3.0 kt
6:46 PMslack–
9:34 PMmax ebb SW (235°)1.1 kt
11:44 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.