SAN MATEO COUNTY (KRON)–The National Weather Service issued a flash flood warning Monday evening for the Southeastern part of San Mateo County.
The flood warning is in effect until 10:15 p.m.
Flash Flood Warning for Southeastern San Mateo County
Until 1015 PM PST#castorm #caflood pic.twitter.com/GRCsssTa4T
— NWS Bay Area (@NWSBayArea) February 21, 2017