RaceAtlas

Alcatraz Island Tides: Tuesday, April 11, 2028

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

6.4 ft1:09 AM-1.1 ft7:49 AM4.8 ft2:46 PM2.2 ft7:37 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.4 ft at 1:09 AM, low -1.1 ft at 7:49 AM. Gate: flood 3.2 kt at 11:43 PM, ebb 1.8 kt at 5:04 AM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
1:09 AMHigh6.4 ft
7:49 AMLow-1.1 ft
2:46 PMHigh4.8 ft
7:37 PMLow2.2 ft
Current · Golden Gate
TimeStateSpeed
2:15 AMslack–
5:04 AMmax ebb SW (235°)1.8 kt
9:05 AMslack–
12:15 PMmax flood ENE (074°)3.1 kt
3:51 PMslack–
6:24 PMmax ebb SW (235°)1.3 kt
8:46 PMslack–
11:43 PMmax flood ENE (074°)3.2 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.