RaceAtlas

Alcatraz Island Tides: Tuesday, December 29, 2020

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

4.6 ft12:10 AM3.1 ft4:30 AM6.3 ft10:26 AM-0.7 ft5:29 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.3 ft at 10:26 AM, low -0.7 ft at 5:29 PM. Gate: flood 2.6 kt at 9:57 PM, ebb 1.6 kt at 2:29 PM.
Modelled current at the Golden Gate on a 2.6 kt floodThe Gate at max flood, 2.6 kt
Tide height
TimeHeight
12:10 AMHigh4.6 ft
4:30 AMLow3.1 ft
10:26 AMHigh6.3 ft
5:29 PMLow-0.7 ft
Current · Golden Gate
TimeStateSpeed
1:23 AMslack–
3:03 AMmax ebb SW (235°)0.6 kt
4:58 AMslack–
8:13 AMmax flood ENE (074°)2.5 kt
11:26 AMslack–
2:29 PMmax ebb SW (235°)1.6 kt
6:37 PMslack–
9:57 PMmax flood ENE (074°)2.6 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.