RaceAtlas

Alcatraz Island Tides: Tuesday, February 18, 2025

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

5.3 ft2:54 AM1.3 ft9:35 AM3.6 ft3:53 PM2.5 ft8:45 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 2:54 AM, low 1.3 ft at 9:35 AM. Gate: flood 2.4 kt at 12:37 AM, ebb 1.0 kt at 6:54 AM.
Modelled current at the Golden Gate on a 2.4 kt floodThe Gate at max flood, 2.4 kt
Tide height
TimeHeight
2:54 AMHigh5.3 ft
9:35 AMLow1.3 ft
3:53 PMHigh3.6 ft
8:45 PMLow2.5 ft
Current · Golden Gate
TimeStateSpeed
12:37 AMmax flood ENE (074°)2.4 kt
4:21 AMslack–
6:54 AMmax ebb SW (235°)1.0 kt
10:34 AMslack–
2:08 PMmax flood ENE (074°)1.7 kt
6:24 PMslack–
8:01 PMmax ebb SW (235°)0.5 kt
9:52 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.