RaceAtlas

Alcatraz Island Tides: Wednesday, December 25, 2019

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

2.7 ft4:12 AM6.8 ft10:21 AM-1.1 ft5:17 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.8 ft at 10:21 AM, low -1.1 ft at 5:17 PM. Gate: flood 3.3 kt at 9:44 PM, ebb 1.9 kt at 4:04 PM.
Modelled current at the Golden Gate on a 3.3 kt floodThe Gate at max flood, 3.3 kt
Tide height
TimeHeight
4:12 AMLow2.7 ft
10:21 AMHigh6.8 ft
5:17 PMLow-1.1 ft
Current · Golden Gate
TimeStateSpeed
12:30 AMslack–
3:03 AMmax ebb SW (235°)1.2 kt
5:12 AMslack–
8:16 AMmax flood ENE (074°)3.2 kt
11:32 AMslack–
4:04 PMmax ebb SW (235°)1.9 kt
6:35 PMslack–
9:44 PMmax flood ENE (074°)3.3 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.