RaceAtlas

Alcatraz Island Tides: Thursday, August 20, 2020

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

6.6 ft12:41 AM-0.7 ft7:15 AM5.5 ft2:08 PM1.8 ft7:22 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.6 ft at 12:41 AM, low -0.7 ft at 7:15 AM. Gate: flood 3.6 kt at 11:20 AM, ebb 2.1 kt at 4:59 AM.
Modelled current at the Golden Gate on a 3.6 kt floodThe Gate at max flood, 3.6 kt
Tide height
TimeHeight
12:41 AMHigh6.6 ft
7:15 AMLow-0.7 ft
2:08 PMHigh5.5 ft
7:22 PMLow1.8 ft
Current · Golden Gate
TimeStateSpeed
1:50 AMslack–
4:59 AMmax ebb SW (235°)2.1 kt
8:21 AMslack–
11:20 AMmax flood ENE (074°)3.6 kt
3:14 PMslack–
6:00 PMmax ebb SW (235°)1.3 kt
8:38 PMslack–
11:28 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.