RaceAtlas

Alcatraz Island Tides: Friday, February 12, 2021

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

5.2 ft12:44 AM2.2 ft5:45 AM6.1 ft11:42 AM-0.6 ft6:20 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 11:42 AM, low -0.6 ft at 6:20 PM. Gate: flood 3.3 kt at 10:47 PM, ebb 1.8 kt at 4:41 PM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
12:44 AMHigh5.2 ft
5:45 AMLow2.2 ft
11:42 AMHigh6.1 ft
6:20 PMLow-0.6 ft
Current · Golden Gate
TimeStateSpeed
1:55 AMslack–
4:51 AMmax ebb SW (235°)1.4 kt
6:57 AMslack–
9:49 AMmax flood ENE (074°)2.8 kt
1:06 PMslack–
4:41 PMmax ebb SW (235°)1.8 kt
7:30 PMslack–
10:47 PMmax flood ENE (074°)3.3 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.