RaceAtlas

Alcatraz Island Tides: Sunday, April 16, 2023

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

1.8 ft3:28 AM5.2 ft9:19 AM-0.3 ft3:44 PM5.3 ft10:36 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 10:36 PM, low -0.3 ft at 3:44 PM. Gate: flood 3.2 kt at 8:04 PM, ebb 1.5 kt at 2:03 PM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
3:28 AMLow1.8 ft
9:19 AMHigh5.2 ft
3:44 PMLow-0.3 ft
10:36 PMHigh5.3 ft
Current · Golden Gate
TimeStateSpeed
2:14 AMmax ebb SW (235°)1.2 kt
4:18 AMslack–
7:14 AMmax flood ENE (074°)2.5 kt
10:37 AMslack–
2:03 PMmax ebb SW (235°)1.5 kt
4:43 PMslack–
8:04 PMmax flood ENE (074°)3.2 kt
11:48 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.