RaceAtlas

Alcatraz Island Tides: Wednesday, December 16, 2020

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

5.2 ft1:33 AM3.0 ft6:04 AM6.7 ft12:04 PM-1.4 ft7:03 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.7 ft at 12:04 PM, low -1.4 ft at 7:03 PM. Gate: flood 3.1 kt at 11:38 PM, ebb 1.8 kt at 4:22 PM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
1:33 AMHigh5.2 ft
6:04 AMLow3.0 ft
12:04 PMHigh6.7 ft
7:03 PMLow-1.4 ft
Current · Golden Gate
TimeStateSpeed
2:34 AMslack–
5:08 AMmax ebb SW (235°)1.1 kt
7:14 AMslack–
10:07 AMmax flood ENE (074°)3.1 kt
1:21 PMslack–
4:22 PMmax ebb SW (235°)1.8 kt
8:24 PMslack–
11:38 PMmax flood ENE (074°)3.1 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.