RaceAtlas

Alcatraz Island Tides: Thursday, January 30, 2020

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

5.0 ft3:30 AM2.3 ft9:22 AM4.2 ft2:56 PM1.2 ft9:08 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.0 ft at 3:30 AM, low 1.2 ft at 9:08 PM. Gate: flood 2.5 kt at 12:47 AM, ebb 0.9 kt at 7:30 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
3:30 AMHigh5.0 ft
9:22 AMLow2.3 ft
2:56 PMHigh4.2 ft
9:08 PMLow1.2 ft
Current · Golden Gate
TimeStateSpeed
12:47 AMmax flood ENE (074°)2.5 kt
5:20 AMslack–
7:45 AMmax ebb SW (235°)0.8 kt
10:35 AMslack–
1:24 PMmax flood ENE (074°)1.6 kt
5:19 PMslack–
7:30 PMmax ebb SW (235°)0.9 kt
9:56 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.