RaceAtlas

Alcatraz Island Tides: Saturday, May 1, 2021

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

6.1 ft2:59 AM-1.1 ft10:05 AM4.6 ft5:38 PM3.1 ft10:10 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 2:59 AM, low -1.1 ft at 10:05 AM. Gate: flood 2.9 kt at 12:57 AM, ebb 1.6 kt at 6:49 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
2:59 AMHigh6.1 ft
10:05 AMLow-1.1 ft
5:38 PMHigh4.6 ft
10:10 PMLow3.1 ft
Current · Golden Gate
TimeStateSpeed
12:57 AMmax flood ENE (074°)2.9 kt
4:02 AMslack–
6:49 AMmax ebb SW (235°)1.6 kt
11:10 AMslack–
2:26 PMmax flood ENE (074°)2.6 kt
6:38 PMslack–
8:47 PMmax ebb SW (235°)0.8 kt
10:54 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.