RaceAtlas

Alcatraz Island Tides: Thursday, October 17, 2030

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

4.3 ft5:28 AM3.3 ft9:59 AM5.1 ft3:38 PM0.6 ft10:45 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 3:38 PM, low 0.6 ft at 10:45 PM. Gate: flood 2.1 kt at 2:56 AM, ebb 0.9 kt at 7:58 PM.
Modelled current at the Golden Gate on a 2.1 kt floodThe Gate at max flood, 2.1 kt
Tide height
TimeHeight
5:28 AMHigh4.3 ft
9:59 AMLow3.3 ft
3:38 PMHigh5.1 ft
10:45 PMLow0.6 ft
Current · Golden Gate
TimeStateSpeed
2:56 AMmax flood ENE (074°)2.1 kt
7:12 AMslack–
8:46 AMmax ebb SW (235°)0.5 kt
10:37 AMslack–
1:38 PMmax flood ENE (074°)1.9 kt
5:04 PMslack–
7:58 PMmax ebb SW (235°)0.9 kt
11:50 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.