RaceAtlas

Alcatraz Island Tides: Wednesday, August 12, 2020

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

1.5 ft1:17 AM3.7 ft8:01 AM2.9 ft12:30 PM5.5 ft6:54 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 6:54 PM, low 1.5 ft at 1:17 AM. Gate: flood 2.0 kt at 4:08 PM, ebb 0.8 kt at 10:53 PM.
Modelled current at the Golden Gate on a 2.0 kt floodThe Gate at max flood, 2.0 kt
Tide height
TimeHeight
1:17 AMLow1.5 ft
8:01 AMHigh3.7 ft
12:30 PMLow2.9 ft
6:54 PMHigh5.5 ft
Current · Golden Gate
TimeStateSpeed
1:53 AMslack–
6:11 AMmax flood ENE (074°)1.6 kt
9:45 AMslack–
11:04 AMmax ebb SW (235°)0.3 kt
12:31 PMslack–
4:08 PMmax flood ENE (074°)2.0 kt
8:05 PMslack–
10:53 PMmax ebb SW (235°)0.8 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.