RaceAtlas

Alcatraz Island Tides: Thursday, July 16, 2026

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

6.8 ft1:02 AM-1.3 ft7:54 AM5.3 ft2:59 PM2.4 ft7:59 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.8 ft at 1:02 AM, low -1.3 ft at 7:54 AM. Gate: flood 3.5 kt at 12:13 PM, ebb 2.0 kt at 6:13 AM.
Modelled current at the Golden Gate on a 3.5 kt floodThe Gate at max flood, 3.5 kt
Tide height
TimeHeight
1:02 AMHigh6.8 ft
7:54 AMLow-1.3 ft
2:59 PMHigh5.3 ft
7:59 PMLow2.4 ft
Current · Golden Gate
TimeStateSpeed
2:18 AMslack–
6:13 AMmax ebb SW (235°)2.0 kt
9:06 AMslack–
12:13 PMmax flood ENE (074°)3.5 kt
4:10 PMslack–
7:04 PMmax ebb SW (235°)1.2 kt
9:08 PMslack–
11:59 PMmax flood ENE (074°)2.7 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.