RaceAtlas

Alcatraz Island Tides: Tuesday, July 11, 2028

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

4.9 ft2:40 AM0.4 ft9:13 AM5.1 ft4:16 PM2.4 ft9:58 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 4:16 PM, low 0.4 ft at 9:13 AM. Gate: flood 2.6 kt at 1:34 PM, ebb 1.3 kt at 7:17 AM.
Modelled current at the Golden Gate on a 2.6 kt floodThe Gate at max flood, 2.6 kt
Tide height
TimeHeight
2:40 AMHigh4.9 ft
9:13 AMLow0.4 ft
4:16 PMHigh5.1 ft
9:58 PMLow2.4 ft
Current · Golden Gate
TimeStateSpeed
1:10 AMmax flood ENE (074°)1.9 kt
4:33 AMslack–
7:17 AMmax ebb SW (235°)1.3 kt
10:12 AMslack–
1:34 PMmax flood ENE (074°)2.6 kt
6:02 PMslack–
8:32 PMmax ebb SW (235°)0.9 kt
11:08 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.