RaceAtlas

Alcatraz Island Tides: Thursday, August 18, 2022

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

4.1 ft5:50 AM2.3 ft10:58 AM5.7 ft5:30 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.7 ft at 5:30 PM, low 2.3 ft at 10:58 AM. Gate: flood 2.5 kt at 2:50 PM, ebb 0.9 kt at 10:58 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
5:50 AMHigh4.1 ft
10:58 AMLow2.3 ft
5:30 PMHigh5.7 ft
Current · Golden Gate
TimeStateSpeed
12:22 AMslack–
3:35 AMmax flood ENE (074°)2.1 kt
7:06 AMslack–
9:10 AMmax ebb SW (235°)0.9 kt
11:39 AMslack–
2:50 PMmax flood ENE (074°)2.5 kt
6:55 PMslack–
10:58 PMmax ebb SW (235°)0.9 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.