RaceAtlas

Alcatraz Island Tides: Monday, February 15, 2027

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

6.0 ft5:31 AM-0.0 ft1:07 PM4.1 ft8:50 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.0 ft at 5:31 AM, low -0.0 ft at 1:07 PM. Gate: flood 2.5 kt at 3:22 AM, ebb 1.2 kt at 9:49 AM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
5:31 AMHigh6.0 ft
1:07 PMLow-0.0 ft
8:50 PMHigh4.1 ft
Current · Golden Gate
TimeStateSpeed
3:22 AMmax flood ENE (074°)2.5 kt
6:47 AMslack–
9:49 AMmax ebb SW (235°)1.2 kt
2:07 PMslack–
5:39 PMmax flood ENE (074°)2.1 kt
9:43 PMslack–
11:19 PMmax ebb SW (235°)0.5 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.