RaceAtlas

Alcatraz Island Tides: Thursday, May 27, 2021

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

6.9 ft12:11 AM-1.8 ft7:07 AM4.9 ft2:21 PM2.7 ft6:50 PM-2 ft0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.9 ft at 12:11 AM, low -1.8 ft at 7:07 AM. Gate: flood 3.3 kt at 10:57 PM, ebb 2.1 kt at 4:05 AM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
12:11 AMHigh6.9 ft
7:07 AMLow-1.8 ft
2:21 PMHigh4.9 ft
6:50 PMLow2.7 ft
Current · Golden Gate
TimeStateSpeed
1:14 AMslack–
4:05 AMmax ebb SW (235°)2.1 kt
8:24 AMslack–
11:31 AMmax flood ENE (074°)3.2 kt
3:24 PMslack–
5:46 PMmax ebb SW (235°)1.1 kt
7:59 PMslack–
10:57 PMmax flood ENE (074°)3.3 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.