RaceAtlas

Alcatraz Island Tides: Sunday, June 20, 2021

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

0.7 ft2:45 AM4.0 ft8:59 AM1.5 ft2:08 PM6.3 ft8:51 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.3 ft at 8:51 PM, low 0.7 ft at 2:45 AM. Gate: flood 3.1 kt at 6:23 PM, ebb 1.4 kt at 12:17 AM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
2:45 AMLow0.7 ft
8:59 AMHigh4.0 ft
2:08 PMLow1.5 ft
8:51 PMHigh6.3 ft
Current · Golden Gate
TimeStateSpeed
12:17 AMmax ebb SW (235°)1.4 kt
3:46 AMslack–
6:50 AMmax flood ENE (074°)2.2 kt
10:29 AMslack–
12:40 PMmax ebb SW (235°)1.0 kt
3:06 PMslack–
6:23 PMmax flood ENE (074°)3.1 kt
9:59 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.