RaceAtlas

Alcatraz Island Tides: Wednesday, May 13, 2020

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

4.9 ft4:28 AM-0.3 ft11:37 AM4.7 ft7:17 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 4.9 ft at 4:28 AM, low -0.3 ft at 11:37 AM. Gate: flood 2.5 kt at 4:28 PM, ebb 1.0 kt at 8:33 AM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
4:28 AMHigh4.9 ft
11:37 AMLow-0.3 ft
7:17 PMHigh4.7 ft
Current · Golden Gate
TimeStateSpeed
2:25 AMmax flood ENE (074°)2.0 kt
5:58 AMslack–
8:33 AMmax ebb SW (235°)1.0 kt
12:31 PMslack–
4:28 PMmax flood ENE (074°)2.5 kt
8:19 PMslack–
10:53 PMmax ebb SW (235°)0.9 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.