RaceAtlas

Alameda Tides: Saturday, December 20, 2025

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

5.3 ft1:03 AM3.5 ft5:37 AM6.7 ft11:11 AM-0.7 ft6:30 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.7 ft at 11:11 AM, low -0.7 ft at 6:30 PM. Gate: flood 2.5 kt at 10:54 PM, ebb 1.6 kt at 3:03 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
1:03 AMHigh5.3 ft
5:37 AMLow3.5 ft
11:11 AMHigh6.7 ft
6:30 PMLow-0.7 ft
Current · Golden Gate
TimeStateSpeed
2:26 AMslack–
4:04 AMmax ebb SW (235°)0.5 kt
5:48 AMslack–
8:56 AMmax flood ENE (074°)2.3 kt
12:06 PMslack–
3:03 PMmax ebb SW (235°)1.6 kt
7:19 PMslack–
10:54 PMmax flood ENE (074°)2.5 kt

Not for navigation. These are harmonic predictions, not live measurements. Tide heights: station 9414750 (Alameda). Currents: station SFB1203 (San Francisco Bay Entrance, Golden Gate). · RaceAtlas, the SF Bay current atlas.