RaceAtlas

Alcatraz Island Tides: Tuesday, April 18, 2028

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

2.4 ft2:25 AM4.3 ft7:46 AM0.5 ft2:27 PM4.7 ft9:32 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 4.7 ft at 9:32 PM, low 0.5 ft at 2:27 PM. Gate: flood 2.5 kt at 7:10 PM, ebb 0.8 kt at 12:42 AM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
2:25 AMLow2.4 ft
7:46 AMHigh4.3 ft
2:27 PMLow0.5 ft
9:32 PMHigh4.7 ft
Current · Golden Gate
TimeStateSpeed
12:42 AMmax ebb SW (235°)0.8 kt
2:45 AMslack–
6:00 AMmax flood ENE (074°)1.5 kt
9:22 AMslack–
12:13 PMmax ebb SW (235°)0.8 kt
3:01 PMslack–
7:10 PMmax flood ENE (074°)2.5 kt
10:52 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.