RaceAtlas

Alcatraz Island Tides: Wednesday, August 13, 2031

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

0.4 ft3:41 AM4.6 ft10:44 AM2.9 ft3:20 PM5.9 ft9:14 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.9 ft at 9:14 PM, low 0.4 ft at 3:41 AM. Gate: flood 2.6 kt at 8:01 AM, ebb 1.2 kt at 2:23 AM.
Modelled current at the Golden Gate on a 2.6 kt floodThe Gate at max flood, 2.6 kt
Tide height
TimeHeight
3:41 AMLow0.4 ft
10:44 AMHigh4.6 ft
3:20 PMLow2.9 ft
9:14 PMHigh5.9 ft
Current · Golden Gate
TimeStateSpeed
2:23 AMmax ebb SW (235°)1.2 kt
4:27 AMslack–
8:01 AMmax flood ENE (074°)2.6 kt
11:29 AMslack–
1:40 PMmax ebb SW (235°)0.7 kt
3:43 PMslack–
7:00 PMmax flood ENE (074°)1.9 kt
10:42 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.