RaceAtlas

Alcatraz Island Tides: Thursday, July 10, 2025

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

-0.8 ft6:26 AM4.6 ft1:49 PM3.4 ft5:57 PM6.3 ft11:54 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.3 ft at 11:54 PM, low -0.8 ft at 6:26 AM. Gate: flood 2.6 kt at 10:56 AM, ebb 1.6 kt at 3:22 AM.
Modelled current at the Golden Gate on a 2.6 kt floodThe Gate at max flood, 2.6 kt
Tide height
TimeHeight
6:26 AMLow-0.8 ft
1:49 PMHigh4.6 ft
5:57 PMLow3.4 ft
11:54 PMHigh6.3 ft
Current · Golden Gate
TimeStateSpeed
12:16 AMslack–
3:22 AMmax ebb SW (235°)1.6 kt
7:28 AMslack–
10:56 AMmax flood ENE (074°)2.6 kt
3:11 PMslack–
4:54 PMmax ebb SW (235°)0.6 kt
6:40 PMslack–
9:49 PMmax flood ENE (074°)2.5 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.