RaceAtlas

Alcatraz Island Tides: Friday, September 24, 2021

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

4.8 ft2:38 AM1.9 ft8:05 AM5.5 ft2:22 PM0.8 ft8:49 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 2:22 PM, low 0.8 ft at 8:49 PM. Gate: flood 2.7 kt at 12:49 AM, ebb 1.2 kt at 6:45 PM.
Modelled current at the Golden Gate on a 2.7 kt floodThe Gate at max flood, 2.7 kt
Tide height
TimeHeight
2:38 AMHigh4.8 ft
8:05 AMLow1.9 ft
2:22 PMHigh5.5 ft
8:49 PMLow0.8 ft
Current · Golden Gate
TimeStateSpeed
12:49 AMmax flood ENE (074°)2.7 kt
4:18 AMslack–
6:42 AMmax ebb SW (235°)1.2 kt
9:13 AMslack–
12:15 PMmax flood ENE (074°)2.6 kt
3:51 PMslack–
6:45 PMmax ebb SW (235°)1.2 kt
10:13 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.