RaceAtlas

Alcatraz Island Tides: Sunday, December 5, 2027

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

4.8 ft5:27 AM2.8 ft11:23 AM4.1 ft4:14 PM1.0 ft10:46 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 4.8 ft at 5:27 AM, low 1.0 ft at 10:46 PM. Gate: flood 2.2 kt at 2:29 AM, ebb 0.8 kt at 8:38 PM.
Modelled current at the Golden Gate on a 2.2 kt floodThe Gate at max flood, 2.2 kt
Tide height
TimeHeight
5:27 AMHigh4.8 ft
11:23 AMLow2.8 ft
4:14 PMHigh4.1 ft
10:46 PMLow1.0 ft
Current · Golden Gate
TimeStateSpeed
2:29 AMmax flood ENE (074°)2.2 kt
7:16 AMslack–
9:43 AMmax ebb SW (235°)0.7 kt
11:52 AMslack–
2:30 PMmax flood ENE (074°)1.3 kt
6:22 PMslack–
8:38 PMmax ebb SW (235°)0.8 kt
11:12 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.