RaceAtlas

Alcatraz Island Tides: Sunday, April 25, 2027

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

5.4 ft2:26 AM-0.3 ft9:36 AM4.1 ft5:20 PM3.3 ft9:34 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.4 ft at 2:26 AM, low -0.3 ft at 9:36 AM. Gate: flood 2.4 kt at 2:42 PM, ebb 1.1 kt at 6:41 AM.
Modelled current at the Golden Gate on a 2.4 kt floodThe Gate at max flood, 2.4 kt
Tide height
TimeHeight
2:26 AMHigh5.4 ft
9:36 AMLow-0.3 ft
5:20 PMHigh4.1 ft
9:34 PMLow3.3 ft
Current · Golden Gate
TimeStateSpeed
12:43 AMmax flood ENE (074°)2.2 kt
3:59 AMslack–
6:41 AMmax ebb SW (235°)1.1 kt
10:50 AMslack–
2:42 PMmax flood ENE (074°)2.4 kt
6:44 PMslack–
8:36 PMmax ebb SW (235°)0.7 kt
10:35 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.