RaceAtlas

Alcatraz Island Tides: Tuesday, May 13, 2031

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

4.9 ft5:13 AM-0.2 ft11:50 AM5.1 ft7:06 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 7:06 PM, low -0.2 ft at 11:50 AM. Gate: flood 2.8 kt at 4:07 PM, ebb 1.3 kt at 9:08 AM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
5:13 AMHigh4.9 ft
11:50 AMLow-0.2 ft
7:06 PMHigh5.1 ft
Current · Golden Gate
TimeStateSpeed
12:13 AMslack–
2:54 AMmax flood ENE (074°)2.4 kt
6:19 AMslack–
9:08 AMmax ebb SW (235°)1.3 kt
12:44 PMslack–
4:07 PMmax flood ENE (074°)2.8 kt
8:19 PMslack–
11:20 PMmax ebb SW (235°)1.2 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.