RaceAtlas

Alcatraz Island Tides: Friday, October 20, 2028

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

5.1 ft2:25 AM2.5 ft7:11 AM6.7 ft1:22 PM-1.0 ft8:13 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.7 ft at 1:22 PM, low -1.0 ft at 8:13 PM. Gate: flood 3.3 kt at 11:19 AM, ebb 1.8 kt at 5:16 PM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
2:25 AMHigh5.1 ft
7:11 AMLow2.5 ft
1:22 PMHigh6.7 ft
8:13 PMLow-1.0 ft
Current · Golden Gate
TimeStateSpeed
3:30 AMslack–
6:00 AMmax ebb SW (235°)1.3 kt
8:22 AMslack–
11:19 AMmax flood ENE (074°)3.3 kt
2:32 PMslack–
5:16 PMmax ebb SW (235°)1.8 kt
9:31 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.