RaceAtlas

Alcatraz Island Tides: Monday, June 30, 2025

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

5.1 ft3:24 AM-0.1 ft10:09 AM5.2 ft5:23 PM2.4 ft11:05 PM0 ft2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.2 ft at 5:23 PM, low -0.1 ft at 10:09 AM. Gate: flood 3.0 kt at 2:32 PM, ebb 1.4 kt at 8:03 AM.
Modelled current at the Golden Gate on a 3.0 kt floodThe Gate at max flood, 3.0 kt
Tide height
TimeHeight
3:24 AMHigh5.1 ft
10:09 AMLow-0.1 ft
5:23 PMHigh5.2 ft
11:05 PMLow2.4 ft
Current · Golden Gate
TimeStateSpeed
1:42 AMmax flood ENE (074°)2.0 kt
5:02 AMslack–
8:03 AMmax ebb SW (235°)1.4 kt
11:05 AMslack–
2:32 PMmax flood ENE (074°)3.0 kt
6:46 PMslack–
9:37 PMmax ebb SW (235°)1.1 kt
11:59 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.