RaceAtlas

Half Moon Bay Tides: Tuesday, December 23, 2025

Tide heights at Half Moon Bay with the flood, ebb and slack schedule at the Golden Gate.

4.2 ft1:36 AM3.3 ft5:50 AM5.5 ft11:34 AM-0.3 ft7:04 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.5 ft at 11:34 AM, low -0.3 ft at 7:04 PM. Gate: flood 2.2 kt at 11:11 AM, ebb 1.7 kt at 5:25 PM.
Modelled current at the Golden Gate on a 2.2 kt floodThe Gate at max flood, 2.2 kt
Tide height
TimeHeight
1:36 AMHigh4.2 ft
5:50 AMLow3.3 ft
11:34 AMHigh5.5 ft
7:04 PMLow-0.3 ft
Current · Golden Gate
TimeStateSpeed
4:33 AMslack–
6:28 AMmax ebb SW (235°)0.6 kt
8:13 AMslack–
11:11 AMmax flood ENE (074°)2.2 kt
2:10 PMslack–
5:25 PMmax ebb SW (235°)1.7 kt
8:53 PMslack–

Not for navigation. These are harmonic predictions, not live measurements. Tide heights: station 9414131 (Half Moon Bay). Currents: station SFB1203 (San Francisco Bay Entrance, Golden Gate). · RaceAtlas, the SF Bay current atlas.