RaceAtlas

Alcatraz Island Tides: Sunday, December 22, 2030

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

2.7 ft2:24 AM6.9 ft8:45 AM-1.2 ft3:48 PM4.7 ft10:57 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.9 ft at 8:45 AM, low -1.2 ft at 3:48 PM. Gate: flood 3.1 kt at 6:34 AM, ebb 1.8 kt at 12:47 PM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
2:24 AMLow2.7 ft
8:45 AMHigh6.9 ft
3:48 PMLow-1.2 ft
10:57 PMHigh4.7 ft
Current · Golden Gate
TimeStateSpeed
1:16 AMmax ebb SW (235°)0.9 kt
3:25 AMslack–
6:34 AMmax flood ENE (074°)3.1 kt
9:51 AMslack–
12:47 PMmax ebb SW (235°)1.8 kt
5:00 PMslack–
8:16 PMmax flood ENE (074°)2.9 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.