RaceAtlas

Alcatraz Island Tides: Saturday, July 20, 2030

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

4.6 ft4:08 AM1.0 ft10:04 AM5.7 ft4:56 PM1.6 ft11:25 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.7 ft at 4:56 PM, low 1.0 ft at 10:04 AM. Gate: flood 2.9 kt at 2:13 PM, ebb 1.3 kt at 8:07 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
4:08 AMHigh4.6 ft
10:04 AMLow1.0 ft
4:56 PMHigh5.7 ft
11:25 PMLow1.6 ft
Current · Golden Gate
TimeStateSpeed
2:12 AMmax flood ENE (074°)2.3 kt
5:37 AMslack–
8:07 AMmax ebb SW (235°)1.3 kt
10:58 AMslack–
2:13 PMmax flood ENE (074°)2.9 kt
6:23 PMslack–
9:47 PMmax ebb SW (235°)1.2 kt

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.