RaceAtlas

Alcatraz Island Tides: Tuesday, July 30, 2030

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

-0.3 ft6:28 AM4.9 ft1:28 PM2.5 ft6:21 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 4.9 ft at 1:28 PM, low -0.3 ft at 6:28 AM. Gate: flood 2.9 kt at 10:37 AM, ebb 1.6 kt at 3:57 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
6:28 AMLow-0.3 ft
1:28 PMHigh4.9 ft
6:21 PMLow2.5 ft
Current · Golden Gate
TimeStateSpeed
12:51 AMslack–
3:57 AMmax ebb SW (235°)1.6 kt
7:25 AMslack–
10:37 AMmax flood ENE (074°)2.9 kt
2:41 PMslack–
4:54 PMmax ebb SW (235°)0.9 kt
7:19 PMslack–
10:13 PMmax flood ENE (074°)2.5 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.