RaceAtlas

Alcatraz Island Tides: Tuesday, November 18, 2025

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

2.4 ft3:38 AM6.0 ft9:51 AM-0.2 ft4:43 PM4.5 ft11:40 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.0 ft at 9:51 AM, low -0.2 ft at 4:43 PM. Gate: flood 2.9 kt at 9:15 PM, ebb 1.5 kt at 2:48 PM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
3:38 AMLow2.4 ft
9:51 AMHigh6.0 ft
4:43 PMLow-0.2 ft
11:40 PMHigh4.5 ft
Current · Golden Gate
TimeStateSpeed
2:19 AMmax ebb SW (235°)0.9 kt
4:26 AMslack–
7:44 AMmax flood ENE (074°)2.5 kt
11:03 AMslack–
2:48 PMmax ebb SW (235°)1.5 kt
5:48 PMslack–
9:15 PMmax flood ENE (074°)2.9 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.