RaceAtlas

Alcatraz Island Tides: Thursday, February 21, 2030

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

5.9 ft1:34 AM0.6 ft7:35 AM4.9 ft1:58 PM1.1 ft7:32 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.9 ft at 1:34 AM, low 0.6 ft at 7:35 AM. Gate: flood 3.5 kt at 11:49 PM, ebb 1.6 kt at 5:16 AM.
Modelled current at the Golden Gate on a 3.5 kt floodThe Gate at max flood, 3.5 kt
Tide height
TimeHeight
1:34 AMHigh5.9 ft
7:35 AMLow0.6 ft
1:58 PMHigh4.9 ft
7:32 PMLow1.1 ft
Current · Golden Gate
TimeStateSpeed
2:28 AMslack–
5:16 AMmax ebb SW (235°)1.6 kt
8:45 AMslack–
11:44 AMmax flood ENE (074°)2.9 kt
3:18 PMslack–
6:06 PMmax ebb SW (235°)1.5 kt
8:43 PMslack–
11:49 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.