RaceAtlas

Alcatraz Island Tides: Thursday, September 20, 2029

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

0.4 ft4:46 AM5.5 ft11:29 AM1.5 ft5:08 PM5.5 ft11:15 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 11:29 AM, low 0.4 ft at 4:46 AM. Gate: flood 3.2 kt at 9:06 AM, ebb 1.7 kt at 3:56 PM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
4:46 AMLow0.4 ft
11:29 AMHigh5.5 ft
5:08 PMLow1.5 ft
11:15 PMHigh5.5 ft
Current · Golden Gate
TimeStateSpeed
3:24 AMmax ebb SW (235°)1.5 kt
5:37 AMslack–
9:06 AMmax flood ENE (074°)3.2 kt
12:37 PMslack–
3:56 PMmax ebb SW (235°)1.7 kt
6:11 PMslack–
9:16 PMmax flood ENE (074°)2.7 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.