RaceAtlas

Alcatraz Island Tides: Friday, January 1, 2027

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

6.0 ft6:30 AM0.5 ft1:40 PM3.8 ft8:22 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.0 ft at 6:30 AM, low 0.5 ft at 1:40 PM. Gate: flood 2.7 kt at 3:48 AM, ebb 1.3 kt at 11:39 AM.
Modelled current at the Golden Gate on a 2.7 kt floodThe Gate at max flood, 2.7 kt
Tide height
TimeHeight
6:30 AMHigh6.0 ft
1:40 PMLow0.5 ft
8:22 PMHigh3.8 ft
Current · Golden Gate
TimeStateSpeed
12:16 AMslack–
3:48 AMmax flood ENE (074°)2.7 kt
7:39 AMslack–
11:39 AMmax ebb SW (235°)1.3 kt
2:14 PMslack–
5:35 PMmax flood ENE (074°)2.2 kt
8:59 PMslack–
11:00 PMmax ebb SW (235°)0.8 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.