RaceAtlas

Alcatraz Island Tides: Saturday, September 25, 2021

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

4.5 ft3:31 AM2.5 ft8:40 AM5.5 ft2:51 PM0.8 ft9:34 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 2:51 PM, low 0.8 ft at 9:34 PM. Gate: flood 2.5 kt at 1:37 AM, ebb 1.1 kt at 7:04 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
3:31 AMHigh4.5 ft
8:40 AMLow2.5 ft
2:51 PMHigh5.5 ft
9:34 PMLow0.8 ft
Current · Golden Gate
TimeStateSpeed
1:37 AMmax flood ENE (074°)2.5 kt
5:20 AMslack–
7:28 AMmax ebb SW (235°)1.0 kt
9:47 AMslack–
12:48 PMmax flood ENE (074°)2.4 kt
4:19 PMslack–
7:04 PMmax ebb SW (235°)1.1 kt
10:50 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.