RaceAtlas

Alcatraz Island Tides: Friday, April 16, 2027

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

1.9 ft2:51 AM5.0 ft8:38 AM-0.1 ft3:04 PM5.3 ft9:59 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 9:59 PM, low -0.1 ft at 3:04 PM. Gate: flood 3.1 kt at 7:20 PM, ebb 1.4 kt at 1:30 PM.
Modelled current at the Golden Gate on a 3.1 kt floodThe Gate at max flood, 3.1 kt
Tide height
TimeHeight
2:51 AMLow1.9 ft
8:38 AMHigh5.0 ft
3:04 PMLow-0.1 ft
9:59 PMHigh5.3 ft
Current · Golden Gate
TimeStateSpeed
1:21 AMmax ebb SW (235°)1.1 kt
3:32 AMslack–
6:30 AMmax flood ENE (074°)2.2 kt
10:01 AMslack–
1:30 PMmax ebb SW (235°)1.4 kt
3:59 PMslack–
7:20 PMmax flood ENE (074°)3.1 kt
11:05 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.