RaceAtlas

Alcatraz Island Tides: Wednesday, July 30, 2031

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

-0.2 ft3:14 AM4.3 ft10:22 AM2.8 ft2:41 PM6.7 ft9:02 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.7 ft at 9:02 PM, low -0.2 ft at 3:14 AM. Gate: flood 2.8 kt at 6:47 PM, ebb 1.4 kt at 12:05 AM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
3:14 AMLow-0.2 ft
10:22 AMHigh4.3 ft
2:41 PMLow2.8 ft
9:02 PMHigh6.7 ft
Current · Golden Gate
TimeStateSpeed
12:05 AMmax ebb SW (235°)1.4 kt
4:19 AMslack–
7:44 AMmax flood ENE (074°)2.4 kt
11:35 AMslack–
1:38 PMmax ebb SW (235°)0.7 kt
3:42 PMslack–
6:47 PMmax flood ENE (074°)2.8 kt
10:12 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.