RaceAtlas

Half Moon Bay Tides: Friday, August 22, 2025

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

-0.7 ft5:00 AM4.8 ft11:32 AM2.2 ft4:44 PM6.2 ft10:40 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.2 ft at 10:40 PM, low -0.7 ft at 5:00 AM. Gate: flood 3.4 kt at 10:10 AM, ebb 1.9 kt at 4:34 AM.
Modelled current at the Golden Gate on a 3.4 kt floodThe Gate at max flood, 3.4 kt
Tide height
TimeHeight
5:00 AMLow-0.7 ft
11:32 AMHigh4.8 ft
4:44 PMLow2.2 ft
10:40 PMHigh6.2 ft
Current · Golden Gate
TimeStateSpeed
12:24 AMslack–
4:34 AMmax ebb SW (235°)1.9 kt
6:58 AMslack–
10:10 AMmax flood ENE (074°)3.4 kt
1:52 PMslack–
4:46 PMmax ebb SW (235°)1.4 kt
6:56 PMslack–
9:56 PMmax flood ENE (074°)2.8 kt

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.