RaceAtlas

Alcatraz Island Tides: Sunday, April 19, 2020

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

1.4 ft4:37 AM4.7 ft10:30 AM0.5 ft4:35 PM5.1 ft11:15 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 11:15 PM, low 0.5 ft at 4:35 PM. Gate: flood 2.9 kt at 9:00 PM, ebb 1.4 kt at 3:12 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
4:37 AMLow1.4 ft
10:30 AMHigh4.7 ft
4:35 PMLow0.5 ft
11:15 PMHigh5.1 ft
Current · Golden Gate
TimeStateSpeed
12:00 AMslack–
3:12 AMmax ebb SW (235°)1.4 kt
5:23 AMslack–
8:36 AMmax flood ENE (074°)2.2 kt
11:45 AMslack–
2:55 PMmax ebb SW (235°)1.1 kt
5:18 PMslack–
9:00 PMmax flood ENE (074°)2.9 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.