RaceAtlas

Half Moon Bay Tides: Tuesday, August 11, 2026

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

-1.2 ft4:29 AM4.6 ft11:08 AM2.4 ft3:59 PM6.8 ft10:02 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.8 ft at 10:02 PM, low -1.2 ft at 4:29 AM. Gate: flood 3.2 kt at 9:45 AM, ebb 2.0 kt at 4:06 AM.
Modelled current at the Golden Gate on a 3.2 kt floodThe Gate at max flood, 3.2 kt
Tide height
TimeHeight
4:29 AMLow-1.2 ft
11:08 AMHigh4.6 ft
3:59 PMLow2.4 ft
10:02 PMHigh6.8 ft
Current · Golden Gate
TimeStateSpeed
4:06 AMmax ebb SW (235°)2.0 kt
6:35 AMslack–
9:45 AMmax flood ENE (074°)3.2 kt
1:35 PMslack–
4:10 PMmax ebb SW (235°)1.1 kt
6:08 PMslack–
9:12 PMmax flood ENE (074°)2.9 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.