RaceAtlas

Alcatraz Island Tides: Wednesday, December 1, 2021

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

1.5 ft2:11 AM6.3 ft8:46 AM-0.1 ft3:21 PM4.7 ft9:58 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.3 ft at 8:46 AM, low -0.1 ft at 3:21 PM. Gate: flood 3.2 kt at 6:18 AM, ebb 1.7 kt at 12:48 PM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
2:11 AMLow1.5 ft
8:46 AMHigh6.3 ft
3:21 PMLow-0.1 ft
9:58 PMHigh4.7 ft
Current · Golden Gate
TimeStateSpeed
12:33 AMmax ebb SW (235°)1.1 kt
3:02 AMslack–
6:18 AMmax flood ENE (074°)3.2 kt
9:51 AMslack–
12:48 PMmax ebb SW (235°)1.7 kt
4:30 PMslack–
7:40 PMmax flood ENE (074°)2.7 kt
11:14 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.