RaceAtlas

Alcatraz Island Tides: Monday, May 17, 2021

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

5.1 ft3:06 AM-0.3 ft10:21 AM4.3 ft6:19 PM3.4 ft10:42 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 3:06 AM, low -0.3 ft at 10:21 AM. Gate: flood 2.2 kt at 2:47 PM, ebb 1.3 kt at 7:37 AM.
Modelled current at the Golden Gate on a 2.2 kt floodThe Gate at max flood, 2.2 kt
Tide height
TimeHeight
3:06 AMHigh5.1 ft
10:21 AMLow-0.3 ft
6:19 PMHigh4.3 ft
10:42 PMLow3.4 ft
Current · Golden Gate
TimeStateSpeed
1:26 AMmax flood ENE (074°)2.1 kt
4:25 AMslack–
7:37 AMmax ebb SW (235°)1.3 kt
11:24 AMslack–
2:47 PMmax flood ENE (074°)2.2 kt
8:00 PMslack–
9:31 PMmax ebb SW (235°)0.4 kt
11:13 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.