RaceAtlas

Alcatraz Island Tides: Saturday, March 20, 2027

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

1.4 ft4:42 AM5.8 ft10:47 AM-0.4 ft5:07 PM5.6 ft11:50 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 10:47 AM, low -0.4 ft at 5:07 PM. Gate: flood 3.5 kt at 9:21 PM, ebb 1.8 kt at 3:41 PM.
Modelled current at the Golden Gate on a 3.5 kt floodThe Gate at max flood, 3.5 kt
Tide height
TimeHeight
4:42 AMLow1.4 ft
10:47 AMHigh5.8 ft
5:07 PMLow-0.4 ft
11:50 PMHigh5.6 ft
Current · Golden Gate
TimeStateSpeed
12:23 AMslack–
3:33 AMmax ebb SW (235°)1.5 kt
5:44 AMslack–
8:46 AMmax flood ENE (074°)2.9 kt
12:05 PMslack–
3:41 PMmax ebb SW (235°)1.8 kt
6:09 PMslack–
9:21 PMmax flood ENE (074°)3.5 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.