RaceAtlas

Half Moon Bay Tides: Wednesday, May 20, 2026

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

6.1 ft12:59 AM-1.5 ft8:35 AM4.1 ft3:43 PM2.9 ft8:07 PM0 ft2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 6.1 ft at 12:59 AM, low -1.5 ft at 8:35 AM. Gate: flood 2.9 kt at 1:48 PM, ebb 1.7 kt at 6:31 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
12:59 AMHigh6.1 ft
8:35 AMLow-1.5 ft
3:43 PMHigh4.1 ft
8:07 PMLow2.9 ft
Current · Golden Gate
TimeStateSpeed
12:15 AMmax flood ENE (074°)2.9 kt
3:20 AMslack–
6:31 AMmax ebb SW (235°)1.7 kt
10:37 AMslack–
1:48 PMmax flood ENE (074°)2.9 kt
6:05 PMslack–
8:13 PMmax ebb SW (235°)0.8 kt
10:11 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.