RaceAtlas

Alcatraz Island Tides: Friday, December 12, 2031

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

2.6 ft2:57 AM6.6 ft9:15 AM-0.9 ft4:11 PM4.7 ft11:16 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.6 ft at 9:15 AM, low -0.9 ft at 4:11 PM. Gate: flood 3.0 kt at 6:58 AM, ebb 1.8 kt at 1:07 PM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
2:57 AMLow2.6 ft
9:15 AMHigh6.6 ft
4:11 PMLow-0.9 ft
11:16 PMHigh4.7 ft
Current · Golden Gate
TimeStateSpeed
1:39 AMmax ebb SW (235°)0.8 kt
3:46 AMslack–
6:58 AMmax flood ENE (074°)3.0 kt
10:14 AMslack–
1:07 PMmax ebb SW (235°)1.8 kt
5:17 PMslack–
8:33 PMmax flood ENE (074°)2.8 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.