RaceAtlas

Alcatraz Island Tides: Monday, December 31, 2029

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

2.7 ft1:04 AM6.7 ft7:36 AM-0.7 ft2:48 PM4.5 ft9:52 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.7 ft at 7:36 AM, low -0.7 ft at 2:48 PM. Gate: flood 3.0 kt at 5:16 AM, ebb 1.6 kt at 11:44 AM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
1:04 AMLow2.7 ft
7:36 AMHigh6.7 ft
2:48 PMLow-0.7 ft
9:52 PMHigh4.5 ft
Current · Golden Gate
TimeStateSpeed
2:01 AMslack–
5:16 AMmax flood ENE (074°)3.0 kt
8:45 AMslack–
11:44 AMmax ebb SW (235°)1.6 kt
3:53 PMslack–
7:11 PMmax flood ENE (074°)2.7 kt
10:50 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.