RaceAtlas

Alcatraz Island Tides: Monday, August 11, 2031

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

0.8 ft1:51 AM4.2 ft8:50 AM2.9 ft1:20 PM5.8 ft7:28 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 7:28 PM, low 0.8 ft at 1:51 AM. Gate: flood 2.2 kt at 6:03 AM, ebb 1.0 kt at 12:21 AM.
Modelled current at the Golden Gate on a 2.2 kt floodThe Gate at max flood, 2.2 kt
Tide height
TimeHeight
1:51 AMLow0.8 ft
8:50 AMHigh4.2 ft
1:20 PMLow2.9 ft
7:28 PMHigh5.8 ft
Current · Golden Gate
TimeStateSpeed
12:21 AMmax ebb SW (235°)1.0 kt
2:26 AMslack–
6:03 AMmax flood ENE (074°)2.2 kt
9:24 AMslack–
11:23 AMmax ebb SW (235°)0.7 kt
1:36 PMslack–
4:55 PMmax flood ENE (074°)2.0 kt
8:59 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.