RaceAtlas

Alcatraz Island Tides: Saturday, May 15, 2027

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

1.1 ft2:44 AM4.2 ft8:35 AM0.7 ft2:23 PM5.8 ft9:13 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 9:13 PM, low 0.7 ft at 2:23 PM. Gate: flood 3.1 kt at 6:34 PM, ebb 1.5 kt at 12:58 AM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
2:44 AMLow1.1 ft
8:35 AMHigh4.2 ft
2:23 PMLow0.7 ft
9:13 PMHigh5.8 ft
Current · Golden Gate
TimeStateSpeed
12:58 AMmax ebb SW (235°)1.5 kt
3:26 AMslack–
6:28 AMmax flood ENE (074°)2.2 kt
9:57 AMslack–
12:39 PMmax ebb SW (235°)1.1 kt
3:09 PMslack–
6:34 PMmax flood ENE (074°)3.1 kt
10:17 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.