RaceAtlas

Alcatraz Island Tides: Monday, October 11, 2027

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

0.7 ft3:34 AM5.1 ft10:21 AM1.8 ft4:07 PM4.9 ft9:57 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 10:21 AM, low 0.7 ft at 3:34 AM. Gate: flood 2.5 kt at 8:08 AM, ebb 1.1 kt at 2:40 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
3:34 AMLow0.7 ft
10:21 AMHigh5.1 ft
4:07 PMLow1.8 ft
9:57 PMHigh4.9 ft
Current · Golden Gate
TimeStateSpeed
1:02 AMmax ebb SW (235°)0.9 kt
4:06 AMslack–
8:08 AMmax flood ENE (074°)2.5 kt
11:44 AMslack–
2:40 PMmax ebb SW (235°)1.1 kt
4:51 PMslack–
8:10 PMmax flood ENE (074°)1.9 kt
11:24 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.