RaceAtlas

Alcatraz Island Tides: Sunday, December 22, 2019

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

1.7 ft1:38 AM6.5 ft8:16 AM-0.2 ft3:03 PM4.5 ft9:42 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.5 ft at 8:16 AM, low -0.2 ft at 3:03 PM. Gate: flood 3.1 kt at 5:42 AM, ebb 1.8 kt at 1:35 PM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
1:38 AMLow1.7 ft
8:16 AMHigh6.5 ft
3:03 PMLow-0.2 ft
9:42 PMHigh4.5 ft
Current · Golden Gate
TimeStateSpeed
12:01 AMmax ebb SW (235°)1.1 kt
2:28 AMslack–
5:42 AMmax flood ENE (074°)3.1 kt
9:18 AMslack–
1:35 PMmax ebb SW (235°)1.8 kt
4:03 PMslack–
7:14 PMmax flood ENE (074°)2.8 kt
10:41 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.