RaceAtlas

Alcatraz Island Tides: Tuesday, December 17, 2019

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

5.1 ft4:22 AM2.9 ft9:24 AM5.3 ft3:01 PM-0.2 ft9:47 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 3:01 PM, low -0.2 ft at 9:47 PM. Gate: flood 3.1 kt at 1:11 AM, ebb 1.6 kt at 7:26 PM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
4:22 AMHigh5.1 ft
9:24 AMLow2.9 ft
3:01 PMHigh5.3 ft
9:47 PMLow-0.2 ft
Current · Golden Gate
TimeStateSpeed
1:11 AMmax flood ENE (074°)3.1 kt
5:43 AMslack–
8:00 AMmax ebb SW (235°)0.9 kt
10:20 AMslack–
1:06 PMmax flood ENE (074°)2.4 kt
4:17 PMslack–
7:26 PMmax ebb SW (235°)1.6 kt
10:53 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.