RaceAtlas

San Mateo Bridge Tides: Sunday, December 21, 2025

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

6.4 ft2:04 AM3.7 ft6:55 AM7.8 ft12:12 PM-0.6 ft7:41 PM0 ft2 ft4 ft6 ft8 ft12 AM6 AM12 PM6 PM12 AM
High 7.8 ft at 12:12 PM, low -0.6 ft at 7:41 PM. Gate: flood 2.5 kt at 11:20 PM, ebb 1.7 kt at 3:45 PM.
Modelled current at the Golden Gate on a 2.5 kt floodThe Gate at max flood, 2.5 kt
Tide height
TimeHeight
2:04 AMHigh6.4 ft
6:55 AMLow3.7 ft
12:12 PMHigh7.8 ft
7:41 PMLow-0.6 ft
Current · Golden Gate
TimeStateSpeed
3:12 AMslack–
4:53 AMmax ebb SW (235°)0.5 kt
6:32 AMslack–
9:37 AMmax flood ENE (074°)2.4 kt
12:45 PMslack–
3:45 PMmax ebb SW (235°)1.7 kt
7:52 PMslack–
11:20 PMmax flood ENE (074°)2.5 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.