RaceAtlas

Half Moon Bay Tides: Monday, September 21, 2026

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

0.6 ft2:02 AM4.2 ft9:06 AM3.0 ft1:49 PM5.1 ft7:29 PM2 ft4 ft12 AM6 AM12 PM6 PM12 AM
High 5.1 ft at 7:29 PM, low 0.6 ft at 2:02 AM. Gate: flood 2.2 kt at 7:51 AM, ebb 0.4 kt at 1:26 PM.
Modelled current at the Golden Gate on a 2.2 kt floodThe Gate at max flood, 2.2 kt
Tide height
TimeHeight
2:02 AMLow0.6 ft
9:06 AMHigh4.2 ft
1:49 PMLow3.0 ft
7:29 PMHigh5.1 ft
Current · Golden Gate
TimeStateSpeed
3:37 AMslack–
7:51 AMmax flood ENE (074°)2.2 kt
11:38 AMslack–
1:26 PMmax ebb SW (235°)0.4 kt
3:09 PMslack–
6:13 PMmax flood ENE (074°)1.5 kt
10:00 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.