RaceAtlas

Alcatraz Island Tides: Saturday, October 19, 2030

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

4.4 ft7:28 AM3.2 ft12:38 PM4.7 ft5:45 PM4 ft12 AM6 AM12 PM6 PM12 AM
High 4.7 ft at 5:45 PM, low 3.2 ft at 12:38 PM. Gate: flood 1.9 kt at 5:00 AM, ebb 0.8 kt at 10:07 PM.
Modelled current at the Golden Gate on a 1.9 kt floodThe Gate at max flood, 1.9 kt
Tide height
TimeHeight
7:28 AMHigh4.4 ft
12:38 PMLow3.2 ft
5:45 PMHigh4.7 ft
Current · Golden Gate
TimeStateSpeed
12:33 AMslack–
5:00 AMmax flood ENE (074°)1.9 kt
9:05 AMslack–
10:45 AMmax ebb SW (235°)0.4 kt
12:33 PMslack–
3:22 PMmax flood ENE (074°)1.5 kt
7:19 PMslack–
10:07 PMmax ebb SW (235°)0.8 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.