RaceAtlas

Alcatraz Island Tides: Saturday, September 11, 2027

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

0.4 ft3:46 AM4.8 ft10:51 AM2.8 ft3:48 PM5.6 ft9:30 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.6 ft at 9:30 PM, low 0.4 ft at 3:46 AM. Gate: flood 2.6 kt at 8:21 AM, ebb 1.1 kt at 2:27 AM.
Modelled current at the Golden Gate on a 2.6 kt floodThe Gate at max flood, 2.6 kt
Tide height
TimeHeight
3:46 AMLow0.4 ft
10:51 AMHigh4.8 ft
3:48 PMLow2.8 ft
9:30 PMHigh5.6 ft
Current · Golden Gate
TimeStateSpeed
2:27 AMmax ebb SW (235°)1.1 kt
4:33 AMslack–
8:21 AMmax flood ENE (074°)2.6 kt
12:00 PMslack–
2:26 PMmax ebb SW (235°)0.8 kt
4:16 PMslack–
7:31 PMmax flood ENE (074°)1.8 kt
10:53 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.