RaceAtlas

Alcatraz Island Tides: Sunday, December 15, 2019

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

4.9 ft2:43 AM3.1 ft7:11 AM6.1 ft1:05 PM-0.9 ft8:02 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 1:05 PM, low -0.9 ft at 8:02 PM. Gate: flood 2.8 kt at 11:16 AM, ebb 1.9 kt at 5:23 PM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
2:43 AMHigh4.9 ft
7:11 AMLow3.1 ft
1:05 PMHigh6.1 ft
8:02 PMLow-0.9 ft
Current · Golden Gate
TimeStateSpeed
4:01 AMslack–
6:13 AMmax ebb SW (235°)0.8 kt
8:16 AMslack–
11:16 AMmax flood ENE (074°)2.8 kt
2:13 PMslack–
5:23 PMmax ebb SW (235°)1.9 kt
9:15 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.