RaceAtlas

Alcatraz Island Tides: Wednesday, August 20, 2031

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

5.4 ft1:18 AM0.7 ft7:26 AM5.5 ft2:10 PM1.6 ft7:51 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 2:10 PM, low 0.7 ft at 7:26 AM. Gate: flood 3.1 kt at 11:28 AM, ebb 1.4 kt at 5:33 AM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
1:18 AMHigh5.4 ft
7:26 AMLow0.7 ft
2:10 PMHigh5.5 ft
7:51 PMLow1.6 ft
Current · Golden Gate
TimeStateSpeed
2:50 AMslack–
5:33 AMmax ebb SW (235°)1.4 kt
8:24 AMslack–
11:28 AMmax flood ENE (074°)3.1 kt
3:11 PMslack–
5:51 PMmax ebb SW (235°)1.4 kt
9:02 PMslack–
11:57 PMmax flood ENE (074°)2.5 kt

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.