RaceAtlas

Alcatraz Island Tides: Friday, June 19, 2026

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

5.8 ft3:02 AM-0.8 ft9:54 AM5.3 ft5:09 PM2.4 ft10:33 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 3:02 AM, low -0.8 ft at 9:54 AM. Gate: flood 3.2 kt at 2:10 PM, ebb 1.6 kt at 7:44 AM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
3:02 AMHigh5.8 ft
9:54 AMLow-0.8 ft
5:09 PMHigh5.3 ft
10:33 PMLow2.4 ft
Current · Golden Gate
TimeStateSpeed
1:03 AMmax flood ENE (074°)2.5 kt
4:17 AMslack–
7:44 AMmax ebb SW (235°)1.6 kt
10:55 AMslack–
2:10 PMmax flood ENE (074°)3.2 kt
6:22 PMslack–
9:04 PMmax ebb SW (235°)1.1 kt
11:20 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.