RaceAtlas

San Mateo Bridge Tides: Thursday, December 18, 2025

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

3.6 ft4:51 AM7.8 ft10:26 AM-0.5 ft5:59 PM0 ft2 ft4 ft6 ft8 ft12 AM6 AM12 PM6 PM12 AM
High 7.8 ft at 10:26 AM, low -0.5 ft at 5:59 PM. Gate: flood 2.7 kt at 9:43 PM, ebb 1.4 kt at 1:51 PM.
Modelled current at the Golden Gate on a 2.7 kt floodThe Gate at max flood, 2.7 kt
Tide height
TimeHeight
4:51 AMLow3.6 ft
10:26 AMHigh7.8 ft
5:59 PMLow-0.5 ft
Current · Golden Gate
TimeStateSpeed
12:47 AMslack–
2:39 AMmax ebb SW (235°)0.6 kt
4:28 AMslack–
7:38 AMmax flood ENE (074°)2.2 kt
10:54 AMslack–
1:51 PMmax ebb SW (235°)1.4 kt
6:05 PMslack–
9:43 PMmax flood ENE (074°)2.7 kt

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.