RaceAtlas

Alcatraz Island Tides: Thursday, May 11, 2023

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

5.4 ft4:01 AM-0.8 ft11:18 AM4.6 ft7:03 PM3.1 ft11:49 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.4 ft at 4:01 AM, low -0.8 ft at 11:18 AM. Gate: flood 2.5 kt at 3:44 PM, ebb 1.5 kt at 8:13 AM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
4:01 AMHigh5.4 ft
11:18 AMLow-0.8 ft
7:03 PMHigh4.6 ft
11:49 PMLow3.1 ft
Current · Golden Gate
TimeStateSpeed
2:08 AMmax flood ENE (074°)2.4 kt
5:12 AMslack–
8:13 AMmax ebb SW (235°)1.5 kt
12:21 PMslack–
3:44 PMmax flood ENE (074°)2.5 kt
8:32 PMslack–
10:41 PMmax ebb SW (235°)0.6 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.