RaceAtlas

Alcatraz Island Tides: Thursday, July 1, 2027

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

-0.6 ft4:16 AM4.3 ft11:37 AM3.1 ft3:31 PM6.8 ft9:46 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.8 ft at 9:46 PM, low -0.6 ft at 4:16 AM. Gate: flood 2.8 kt at 7:39 PM, ebb 1.5 kt at 1:01 AM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
4:16 AMLow-0.6 ft
11:37 AMHigh4.3 ft
3:31 PMLow3.1 ft
9:46 PMHigh6.8 ft
Current · Golden Gate
TimeStateSpeed
1:01 AMmax ebb SW (235°)1.5 kt
5:21 AMslack–
8:47 AMmax flood ENE (074°)2.5 kt
12:35 PMslack–
2:24 PMmax ebb SW (235°)0.6 kt
4:20 PMslack–
7:39 PMmax flood ENE (074°)2.8 kt
10:56 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.