RaceAtlas

Alcatraz Island Tides: Wednesday, December 21, 2022

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

2.7 ft2:51 AM6.7 ft9:09 AM-1.0 ft4:12 PM4.7 ft11:24 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.7 ft at 9:09 AM, low -1.0 ft at 4:12 PM. Gate: flood 3.0 kt at 6:59 AM, ebb 1.8 kt at 1:02 PM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
2:51 AMLow2.7 ft
9:09 AMHigh6.7 ft
4:12 PMLow-1.0 ft
11:24 PMHigh4.7 ft
Current · Golden Gate
TimeStateSpeed
1:39 AMmax ebb SW (235°)0.8 kt
3:43 AMslack–
6:59 AMmax flood ENE (074°)3.0 kt
10:11 AMslack–
1:02 PMmax ebb SW (235°)1.8 kt
5:18 PMslack–
8:37 PMmax flood ENE (074°)2.8 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.