RaceAtlas

Alcatraz Island Tides: Thursday, December 10, 2026

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

4.7 ft1:32 AM3.5 ft5:44 AM6.0 ft11:28 AM-0.6 ft6:37 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.0 ft at 11:28 AM, low -0.6 ft at 6:37 PM. Gate: flood 2.7 kt at 11:41 PM, ebb 1.5 kt at 3:46 PM.
Modelled current at the Golden Gate on a 2.7 kt floodThe Gate at max flood, 2.7 kt
Tide height
TimeHeight
1:32 AMHigh4.7 ft
5:44 AMLow3.5 ft
11:28 AMHigh6.0 ft
6:37 PMLow-0.6 ft
Current · Golden Gate
TimeStateSpeed
2:50 AMslack–
4:54 AMmax ebb SW (235°)0.7 kt
6:47 AMslack–
9:40 AMmax flood ENE (074°)2.3 kt
12:54 PMslack–
3:46 PMmax ebb SW (235°)1.5 kt
7:59 PMslack–
11:41 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.