RaceAtlas

Alcatraz Island Tides: Tuesday, April 11, 2023

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

5.7 ft3:13 AM-0.5 ft10:28 AM4.0 ft6:18 PM3.3 ft10:02 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.7 ft at 3:13 AM, low -0.5 ft at 10:28 AM. Gate: flood 2.8 kt at 1:30 AM, ebb 1.6 kt at 7:10 AM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
3:13 AMHigh5.7 ft
10:28 AMLow-0.5 ft
6:18 PMHigh4.0 ft
10:02 PMLow3.3 ft
Current · Golden Gate
TimeStateSpeed
1:30 AMmax flood ENE (074°)2.8 kt
4:26 AMslack–
7:10 AMmax ebb SW (235°)1.6 kt
11:25 AMslack–
2:46 PMmax flood ENE (074°)2.2 kt
7:41 PMslack–
9:25 PMmax ebb SW (235°)0.5 kt
11:11 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.