RaceAtlas

Alcatraz Island Tides: Sunday, August 13, 2023

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

-0.2 ft5:00 AM4.9 ft12:10 PM3.2 ft4:39 PM6.1 ft10:27 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 10:27 PM, low -0.2 ft at 5:00 AM. Gate: flood 2.9 kt at 9:19 AM, ebb 1.5 kt at 3:44 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
5:00 AMLow-0.2 ft
12:10 PMHigh4.9 ft
4:39 PMLow3.2 ft
10:27 PMHigh6.1 ft
Current · Golden Gate
TimeStateSpeed
3:44 AMmax ebb SW (235°)1.5 kt
5:54 AMslack–
9:19 AMmax flood ENE (074°)2.9 kt
12:54 PMslack–
3:22 PMmax ebb SW (235°)0.8 kt
5:15 PMslack–
8:31 PMmax flood ENE (074°)2.2 kt
11:55 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.