RaceAtlas

Alcatraz Island Tides: Saturday, September 4, 2021

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

-0.1 ft4:49 AM4.9 ft11:51 AM2.7 ft4:43 PM6.1 ft10:35 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 10:35 PM, low -0.1 ft at 4:49 AM. Gate: flood 2.6 kt at 9:18 AM, ebb 1.3 kt at 2:27 AM.
Modelled current at the Golden Gate on a 2.6 kt floodThe Gate at max flood, 2.6 kt
Tide height
TimeHeight
4:49 AMLow-0.1 ft
11:51 AMHigh4.9 ft
4:43 PMLow2.7 ft
10:35 PMHigh6.1 ft
Current · Golden Gate
TimeStateSpeed
2:27 AMmax ebb SW (235°)1.3 kt
5:40 AMslack–
9:18 AMmax flood ENE (074°)2.6 kt
1:07 PMslack–
3:17 PMmax ebb SW (235°)0.8 kt
5:19 PMslack–
8:22 PMmax flood ENE (074°)2.2 kt
11:47 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.