RaceAtlas

Alcatraz Island Tides: Sunday, December 18, 2022

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

1.6 ft12:24 AM5.7 ft7:18 AM1.0 ft2:01 PM3.9 ft8:13 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.7 ft at 7:18 AM, low 1.0 ft at 2:01 PM. Gate: flood 2.7 kt at 4:27 AM, ebb 1.3 kt at 11:09 AM.
Modelled current at the Golden Gate on a 2.7 kt floodThe Gate at max flood, 2.7 kt
Tide height
TimeHeight
12:24 AMLow1.6 ft
7:18 AMHigh5.7 ft
2:01 PMLow1.0 ft
8:13 PMHigh3.9 ft
Current · Golden Gate
TimeStateSpeed
12:46 AMslack–
4:27 AMmax flood ENE (074°)2.7 kt
8:24 AMslack–
11:09 AMmax ebb SW (235°)1.3 kt
2:49 PMslack–
6:04 PMmax flood ENE (074°)1.8 kt
9:49 PMslack–
11:39 PMmax ebb SW (235°)0.7 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.