RaceAtlas

Alcatraz Island Tides: Friday, August 11, 2023

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

0.1 ft3:27 AM4.6 ft10:42 AM3.4 ft2:56 PM6.1 ft8:51 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 8:51 PM, low 0.1 ft at 3:27 AM. Gate: flood 2.5 kt at 7:34 AM, ebb 1.2 kt at 2:01 AM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
3:27 AMLow0.1 ft
10:42 AMHigh4.6 ft
2:56 PMLow3.4 ft
8:51 PMHigh6.1 ft
Current · Golden Gate
TimeStateSpeed
2:01 AMmax ebb SW (235°)1.2 kt
4:10 AMslack–
7:34 AMmax flood ENE (074°)2.5 kt
11:02 AMslack–
1:03 PMmax ebb SW (235°)0.7 kt
3:15 PMslack–
6:33 PMmax flood ENE (074°)2.1 kt
10:23 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.