RaceAtlas

Alcatraz Island Tides: Thursday, September 24, 2026

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

0.3 ft4:44 AM5.2 ft11:26 AM1.7 ft5:00 PM5.5 ft11:02 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 11:02 PM, low 0.3 ft at 4:44 AM. Gate: flood 2.7 kt at 8:51 AM, ebb 1.3 kt at 2:17 AM.
Modelled current at the Golden Gate on a 2.7 kt floodThe Gate at max flood, 2.7 kt
Tide height
TimeHeight
4:44 AMLow0.3 ft
11:26 AMHigh5.2 ft
5:00 PMLow1.7 ft
11:02 PMHigh5.5 ft
Current · Golden Gate
TimeStateSpeed
2:17 AMmax ebb SW (235°)1.3 kt
5:18 AMslack–
8:51 AMmax flood ENE (074°)2.7 kt
12:42 PMslack–
3:31 PMmax ebb SW (235°)1.2 kt
5:59 PMslack–
9:00 PMmax flood ENE (074°)2.3 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.