RaceAtlas

Alcatraz Island Tides: Thursday, December 9, 2021

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

5.2 ft4:39 AM3.0 ft9:45 AM5.3 ft3:14 PM-0.3 ft10:08 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 3:14 PM, low -0.3 ft at 10:08 PM. Gate: flood 2.9 kt at 1:33 AM, ebb 1.4 kt at 7:26 PM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
4:39 AMHigh5.2 ft
9:45 AMLow3.0 ft
3:14 PMHigh5.3 ft
10:08 PMLow-0.3 ft
Current · Golden Gate
TimeStateSpeed
1:33 AMmax flood ENE (074°)2.9 kt
5:50 AMslack–
8:21 AMmax ebb SW (235°)0.9 kt
10:25 AMslack–
1:10 PMmax flood ENE (074°)2.3 kt
4:31 PMslack–
7:26 PMmax ebb SW (235°)1.4 kt
11:02 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.