RaceAtlas

San Mateo Bridge Tides: Friday, August 21, 2026

Tide heights at San Mateo Bridge with the flood, ebb and slack schedule at the Golden Gate.

1.1 ft2:32 AM5.6 ft9:10 AM3.9 ft1:52 PM7.1 ft7:43 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 7.1 ft at 7:43 PM, low 1.1 ft at 2:32 AM. Gate: flood 2.0 kt at 6:31 AM, ebb 0.4 kt at 11:42 AM.
Modelled current at the Golden Gate on a 2.0 kt floodThe Gate at max flood, 2.0 kt
Tide height
TimeHeight
2:32 AMLow1.1 ft
9:10 AMHigh5.6 ft
1:52 PMLow3.9 ft
7:43 PMHigh7.1 ft
Current · Golden Gate
TimeStateSpeed
2:23 AMslack–
6:31 AMmax flood ENE (074°)2.0 kt
10:07 AMslack–
11:42 AMmax ebb SW (235°)0.4 kt
1:25 PMslack–
4:39 PMmax flood ENE (074°)1.6 kt
8:41 PMslack–

Not for navigation. These are harmonic predictions, not live measurements. Tide heights: station 9414458 (San Mateo Bridge). Currents: station SFB1203 (San Francisco Bay Entrance, Golden Gate). · RaceAtlas, the SF Bay current atlas.