RaceAtlas

San Mateo Bridge Tides: Monday, August 18, 2025

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

-0.0 ft3:31 AM5.9 ft10:13 AM3.7 ft2:58 PM8.1 ft8:49 PM0 ft2 ft4 ft6 ft8 ft12 AM6 AM12 PM6 PM12 AM
High 8.1 ft at 8:49 PM, low -0.0 ft at 3:31 AM. Gate: flood 2.5 kt at 5:46 PM, ebb 1.2 kt at 1:03 AM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
3:31 AMLow-0.0 ft
10:13 AMHigh5.9 ft
2:58 PMLow3.7 ft
8:49 PMHigh8.1 ft
Current · Golden Gate
TimeStateSpeed
1:03 AMmax ebb SW (235°)1.2 kt
3:29 AMslack–
6:51 AMmax flood ENE (074°)2.3 kt
10:37 AMslack–
12:26 PMmax ebb SW (235°)0.6 kt
2:25 PMslack–
5:46 PMmax flood ENE (074°)2.5 kt
9:28 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.