RaceAtlas

Alcatraz Island Tides: Friday, July 4, 2031

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

-1.5 ft6:00 AM5.0 ft1:08 PM2.5 ft5:44 PM7.0 ft11:56 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 7.0 ft at 11:56 PM, low -1.5 ft at 6:00 AM. Gate: flood 3.3 kt at 9:52 PM, ebb 2.0 kt at 3:18 AM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
6:00 AMLow-1.5 ft
1:08 PMHigh5.0 ft
5:44 PMLow2.5 ft
11:56 PMHigh7.0 ft
Current · Golden Gate
TimeStateSpeed
12:07 AMslack–
3:18 AMmax ebb SW (235°)2.0 kt
7:16 AMslack–
10:23 AMmax flood ENE (074°)3.2 kt
2:22 PMslack–
4:48 PMmax ebb SW (235°)1.1 kt
6:55 PMslack–
9:52 PMmax flood ENE (074°)3.3 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.