RaceAtlas

Alcatraz Island Tides: Friday, December 13, 2030

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

4.7 ft2:31 AM3.1 ft7:13 AM5.5 ft12:52 PM-0.2 ft7:43 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 12:52 PM, low -0.2 ft at 7:43 PM. Gate: flood 2.1 kt at 11:05 AM, ebb 1.5 kt at 5:30 PM.
Modelled current at the Golden Gate on a 2.1 kt floodThe Gate at max flood, 2.1 kt
Tide height
TimeHeight
2:31 AMHigh4.7 ft
7:13 AMLow3.1 ft
12:52 PMHigh5.5 ft
7:43 PMLow-0.2 ft
Current · Golden Gate
TimeStateSpeed
4:14 AMslack–
6:14 AMmax ebb SW (235°)0.7 kt
8:11 AMslack–
11:05 AMmax flood ENE (074°)2.1 kt
2:17 PMslack–
5:30 PMmax ebb SW (235°)1.5 kt
8:54 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.