RaceAtlas

Alcatraz Island Tides: Tuesday, December 8, 2026

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

4.7 ft12:10 AM3.3 ft4:24 AM6.2 ft10:19 AM-0.7 ft5:28 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.2 ft at 10:19 AM, low -0.7 ft at 5:28 PM. Gate: flood 3.0 kt at 10:10 PM, ebb 1.4 kt at 2:58 PM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
12:10 AMHigh4.7 ft
4:24 AMLow3.3 ft
10:19 AMHigh6.2 ft
5:28 PMLow-0.7 ft
Current · Golden Gate
TimeStateSpeed
1:02 AMslack–
3:16 AMmax ebb SW (235°)0.9 kt
5:21 AMslack–
8:25 AMmax flood ENE (074°)2.5 kt
11:40 AMslack–
2:58 PMmax ebb SW (235°)1.4 kt
6:42 PMslack–
10:10 PMmax flood ENE (074°)3.0 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.