Flood — San Mateo, California

2020-01-16 · near Colma, San Mateo, California

Event narrative

Foot and a half of water on off ramp of I-280 S and Eastmoor Ave, vehicle stuck in water.

Wider weather episode

A potent cold front swept through the region on January 16th bringing widespread rain, gusty winds, low elevation snow, and thunderstorms. This system brought widespread roadway flooding, downed trees, small hail, and snow as low as 2400 ft in elevation. Numerous flights were delayed or canceled at SFO due to the weather.

View location on OpenStreetMap → (37.6859, -122.4722)

Source: NOAA Storm Events Database, event_id 867347. Narrative written by the NWS forecast office that issued the report.