RaceAtlas

Alcatraz Island Tides: Friday, March 20, 2026

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

5.8 ft1:08 AM0.1 ft7:15 AM5.1 ft1:46 PM1.1 ft7:14 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.8 ft at 1:08 AM, low 0.1 ft at 7:15 AM. Gate: flood 3.5 kt at 11:20 PM, ebb 1.8 kt at 4:54 AM.
Modelled current at the Golden Gate on a 3.5 kt floodThe Gate at max flood, 3.5 kt
Tide height
TimeHeight
1:08 AMHigh5.8 ft
7:15 AMLow0.1 ft
1:46 PMHigh5.1 ft
7:14 PMLow1.1 ft
Current · Golden Gate
TimeStateSpeed
2:04 AMslack–
4:54 AMmax ebb SW (235°)1.8 kt
8:29 AMslack–
11:27 AMmax flood ENE (074°)3.0 kt
3:01 PMslack–
5:34 PMmax ebb SW (235°)1.5 kt
8:14 PMslack–
11:20 PMmax flood ENE (074°)3.5 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.