RaceAtlas

Alcatraz Island Tides: Saturday, April 30, 2022

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

-0.3 ft6:21 AM4.6 ft12:59 PM1.7 ft6:03 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 4.6 ft at 12:59 PM, low -0.3 ft at 6:21 AM. Gate: flood 3.1 kt at 10:41 AM, ebb 1.9 kt at 4:57 AM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
6:21 AMLow-0.3 ft
12:59 PMHigh4.6 ft
6:03 PMLow1.7 ft
Current · Golden Gate
TimeStateSpeed
1:06 AMslack–
4:57 AMmax ebb SW (235°)1.9 kt
7:35 AMslack–
10:41 AMmax flood ENE (074°)3.1 kt
2:08 PMslack–
4:32 PMmax ebb SW (235°)1.3 kt
7:05 PMslack–
10:12 PMmax flood ENE (074°)3.0 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.