RaceAtlas

Alcatraz Island Tides: Thursday, May 29, 2025

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

6.7 ft1:04 AM-1.7 ft8:15 AM4.8 ft3:42 PM3.1 ft8:04 PM-2 ft0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.7 ft at 1:04 AM, low -1.7 ft at 8:15 AM. Gate: flood 3.0 kt at 12:44 PM, ebb 1.7 kt at 5:23 AM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
1:04 AMHigh6.7 ft
8:15 AMLow-1.7 ft
3:42 PMHigh4.8 ft
8:04 PMLow3.1 ft
Current · Golden Gate
TimeStateSpeed
2:20 AMslack–
5:23 AMmax ebb SW (235°)1.7 kt
9:32 AMslack–
12:44 PMmax flood ENE (074°)3.0 kt
4:38 PMslack–
7:00 PMmax ebb SW (235°)0.9 kt
9:00 PMslack–
11:59 PMmax flood ENE (074°)2.8 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.