RaceAtlas

Alcatraz Island Tides: Tuesday, July 22, 2031

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

5.5 ft1:28 AM0.1 ft8:00 AM5.1 ft3:01 PM2.4 ft8:19 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 1:28 AM, low 0.1 ft at 8:00 AM. Gate: flood 2.9 kt at 12:11 PM, ebb 1.5 kt at 5:57 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
1:28 AMHigh5.5 ft
8:00 AMLow0.1 ft
3:01 PMHigh5.1 ft
8:19 PMLow2.4 ft
Current · Golden Gate
TimeStateSpeed
3:00 AMslack–
5:57 AMmax ebb SW (235°)1.5 kt
9:03 AMslack–
12:11 PMmax flood ENE (074°)2.9 kt
4:20 PMslack–
6:50 PMmax ebb SW (235°)1.0 kt
9:26 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.