Flood Advisory issued December 18 at 5:54AM PST until December 18 at 8:45AM PST by NWS Seattle WA
A line of thunderstorms is moving across Snohomish County and northern King County this morning. Local ponding on roadways will be possible over the next few hours as the band tracks into the Cascades. * WHAT...Urban and small stream flooding caused by excessive rainfall is expected. * WHERE...Portions of northwest and west central Washington, including the following counties, in northwest Washington, Island. In west central Washington, King and Snohomish. * WHEN...Until 845 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 549 AM PST, Doppler radar indicated heavy rain. This will cause urban