RaceAtlas

Alcatraz Island Tides: Tuesday, April 19, 2022

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

6.2 ft1:37 AM-1.1 ft8:22 AM4.5 ft3:31 PM2.5 ft8:05 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.2 ft at 1:37 AM, low -1.1 ft at 8:22 AM. Gate: flood 2.9 kt at 12:40 PM, ebb 2.0 kt at 5:15 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
1:37 AMHigh6.2 ft
8:22 AMLow-1.1 ft
3:31 PMHigh4.5 ft
8:05 PMLow2.5 ft
Current · Golden Gate
TimeStateSpeed
2:34 AMslack–
5:15 AMmax ebb SW (235°)2.0 kt
9:27 AMslack–
12:40 PMmax flood ENE (074°)2.9 kt
4:43 PMslack–
7:06 PMmax ebb SW (235°)1.0 kt
9:16 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.