RaceAtlas

Alcatraz Island Tides: Monday, August 3, 2026

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

4.8 ft3:03 AM0.9 ft9:07 AM5.6 ft3:59 PM1.6 ft10:04 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.6 ft at 3:59 PM, low 0.9 ft at 9:07 AM. Gate: flood 3.3 kt at 1:22 PM, ebb 1.4 kt at 7:28 AM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
3:03 AMHigh4.8 ft
9:07 AMLow0.9 ft
3:59 PMHigh5.6 ft
10:04 PMLow1.6 ft
Current · Golden Gate
TimeStateSpeed
1:16 AMmax flood ENE (074°)2.3 kt
4:41 AMslack–
7:28 AMmax ebb SW (235°)1.4 kt
10:00 AMslack–
1:22 PMmax flood ENE (074°)3.3 kt
4:59 PMslack–
7:49 PMmax ebb SW (235°)1.4 kt
11:11 PMslack–

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.