RaceAtlas

Alcatraz Island Tides: Sunday, September 19, 2021

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

-0.2 ft5:15 AM5.5 ft12:04 PM1.7 ft5:27 PM6.0 ft11:32 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.0 ft at 11:32 PM, low -0.2 ft at 5:15 AM. Gate: flood 3.3 kt at 9:35 AM, ebb 1.7 kt at 3:56 AM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
5:15 AMLow-0.2 ft
12:04 PMHigh5.5 ft
5:27 PMLow1.7 ft
11:32 PMHigh6.0 ft
Current · Golden Gate
TimeStateSpeed
3:56 AMmax ebb SW (235°)1.7 kt
6:16 AMslack–
9:35 AMmax flood ENE (074°)3.3 kt
1:10 PMslack–
4:21 PMmax ebb SW (235°)1.7 kt
6:34 PMslack–
9:34 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.