RaceAtlas

Alcatraz Island Tides: Friday, June 30, 2023

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

-0.2 ft4:11 AM4.1 ft11:21 AM3.0 ft3:22 PM6.5 ft9:42 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.5 ft at 9:42 PM, low -0.2 ft at 4:11 AM. Gate: flood 2.8 kt at 7:30 PM, ebb 1.5 kt at 12:49 AM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
4:11 AMLow-0.2 ft
11:21 AMHigh4.1 ft
3:22 PMLow3.0 ft
9:42 PMHigh6.5 ft
Current · Golden Gate
TimeStateSpeed
12:49 AMmax ebb SW (235°)1.5 kt
5:08 AMslack–
8:43 AMmax flood ENE (074°)2.3 kt
12:30 PMslack–
2:16 PMmax ebb SW (235°)0.6 kt
4:09 PMslack–
7:30 PMmax flood ENE (074°)2.8 kt
10:46 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.