RaceAtlas

Alcatraz Island Tides: Monday, January 4, 2021

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

5.1 ft4:06 AM2.7 ft9:20 AM5.0 ft2:55 PM0.1 ft9:31 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 4:06 AM, low 0.1 ft at 9:31 PM. Gate: flood 3.3 kt at 1:01 AM, ebb 1.5 kt at 7:31 PM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
4:06 AMHigh5.1 ft
9:20 AMLow2.7 ft
2:55 PMHigh5.0 ft
9:31 PMLow0.1 ft
Current · Golden Gate
TimeStateSpeed
1:01 AMmax flood ENE (074°)3.3 kt
5:25 AMslack–
7:48 AMmax ebb SW (235°)0.9 kt
10:24 AMslack–
1:10 PMmax flood ENE (074°)2.2 kt
4:26 PMslack–
7:31 PMmax ebb SW (235°)1.5 kt
10:33 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.