RaceAtlas

Alcatraz Island Tides: Tuesday, February 16, 2021

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

5.2 ft2:44 AM1.7 ft8:46 AM4.3 ft2:42 PM1.4 ft8:35 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.2 ft at 2:44 AM, low 1.4 ft at 8:35 PM. Gate: flood 2.8 kt at 12:20 AM, ebb 1.1 kt at 7:19 AM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
2:44 AMHigh5.2 ft
8:46 AMLow1.7 ft
2:42 PMHigh4.3 ft
8:35 PMLow1.4 ft
Current · Golden Gate
TimeStateSpeed
12:20 AMmax flood ENE (074°)2.8 kt
4:27 AMslack–
7:19 AMmax ebb SW (235°)1.1 kt
10:08 AMslack–
1:11 PMmax flood ENE (074°)2.0 kt
4:47 PMslack–
7:02 PMmax ebb SW (235°)1.1 kt
9:35 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.