RaceAtlas

Alcatraz Island Tides: Friday, December 25, 2026

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

5.1 ft1:19 AM3.0 ft5:41 AM7.1 ft11:44 AM-1.7 ft6:47 PM-2 ft0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 7.1 ft at 11:44 AM, low -1.7 ft at 6:47 PM. Gate: flood 3.3 kt at 11:11 PM, ebb 2.0 kt at 4:15 PM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
1:19 AMHigh5.1 ft
5:41 AMLow3.0 ft
11:44 AMHigh7.1 ft
6:47 PMLow-1.7 ft
Current · Golden Gate
TimeStateSpeed
2:30 AMslack–
4:44 AMmax ebb SW (235°)0.8 kt
6:43 AMslack–
9:45 AMmax flood ENE (074°)3.0 kt
12:53 PMslack–
4:15 PMmax ebb SW (235°)2.0 kt
8:05 PMslack–
11:11 PMmax flood ENE (074°)3.3 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.