RaceAtlas

Alcatraz Island Tides: Monday, June 21, 2027

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

5.8 ft12:57 AM-0.7 ft8:03 AM4.6 ft3:29 PM3.2 ft7:57 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 12:57 AM, low -0.7 ft at 8:03 AM. Gate: flood 2.8 kt at 12:59 PM, ebb 1.5 kt at 5:24 AM.
Modelled current at the Golden Gate on a 2.8 kt floodThe Gate at max flood, 2.8 kt
Tide height
TimeHeight
12:57 AMHigh5.8 ft
8:03 AMLow-0.7 ft
3:29 PMHigh4.6 ft
7:57 PMLow3.2 ft
Current · Golden Gate
TimeStateSpeed
2:25 AMslack–
5:24 AMmax ebb SW (235°)1.5 kt
9:18 AMslack–
12:59 PMmax flood ENE (074°)2.8 kt
5:09 PMslack–
7:17 PMmax ebb SW (235°)0.7 kt
9:04 PMslack–
11:53 PMmax flood ENE (074°)2.1 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.