RaceAtlas

San Mateo Bridge Tides: Wednesday, August 20, 2025

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

-0.7 ft5:27 AM6.7 ft12:03 PM3.1 ft5:09 PM8.3 ft10:52 PM0 ft2 ft4 ft6 ft8 ft12 AM6 AM12 PM6 PM12 AM
High 8.3 ft at 10:52 PM, low -0.7 ft at 5:27 AM. Gate: flood 2.9 kt at 8:47 AM, ebb 1.7 kt at 3:17 AM.
Modelled current at the Golden Gate on a 2.9 kt floodThe Gate at max flood, 2.9 kt
Tide height
TimeHeight
5:27 AMLow-0.7 ft
12:03 PMHigh6.7 ft
5:09 PMLow3.1 ft
10:52 PMHigh8.3 ft
Current · Golden Gate
TimeStateSpeed
3:17 AMmax ebb SW (235°)1.7 kt
5:31 AMslack–
8:47 AMmax flood ENE (074°)2.9 kt
12:26 PMslack–
3:01 PMmax ebb SW (235°)0.9 kt
4:52 PMslack–
8:04 PMmax flood ENE (074°)2.6 kt
11:32 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.