RaceAtlas

Alcatraz Island Tides: Wednesday, March 19, 2025

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

5.4 ft2:53 AM0.5 ft9:46 AM3.7 ft4:49 PM2.9 ft9:03 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.4 ft at 2:53 AM, low 0.5 ft at 9:46 AM. Gate: flood 2.3 kt at 12:56 AM, ebb 1.2 kt at 6:53 AM.
Modelled current at the Golden Gate on a 2.3 kt floodThe Gate at max flood, 2.3 kt
Tide height
TimeHeight
2:53 AMHigh5.4 ft
9:46 AMLow0.5 ft
4:49 PMHigh3.7 ft
9:03 PMLow2.9 ft
Current · Golden Gate
TimeStateSpeed
12:56 AMmax flood ENE (074°)2.3 kt
4:08 AMslack–
6:53 AMmax ebb SW (235°)1.2 kt
10:41 AMslack–
2:22 PMmax flood ENE (074°)1.8 kt
7:08 PMslack–
8:36 PMmax ebb SW (235°)0.5 kt
10:13 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.