RaceAtlas

Alcatraz Island Tides: Thursday, September 16, 2021

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

-0.2 ft2:53 AM4.9 ft10:08 AM3.0 ft2:56 PM6.1 ft8:48 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 8:48 PM, low -0.2 ft at 2:53 AM. Gate: flood 2.5 kt at 7:17 AM, ebb 1.2 kt at 1:35 AM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
2:53 AMLow-0.2 ft
10:08 AMHigh4.9 ft
2:56 PMLow3.0 ft
8:48 PMHigh6.1 ft
Current · Golden Gate
TimeStateSpeed
1:35 AMmax ebb SW (235°)1.2 kt
3:50 AMslack–
7:17 AMmax flood ENE (074°)2.5 kt
11:02 AMslack–
1:27 PMmax ebb SW (235°)0.9 kt
3:23 PMslack–
6:27 PMmax flood ENE (074°)2.5 kt
10:03 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.