Heavy Rains Fall, Flood Watch Set for Western Wash.
The National Weather Service has issued flood watch for Western Washington as heavy rain soaks the region Thursday.
The flood watch is set for Thursday until Friday afternoon for Grays Harbor, Clallam, Island, Jefferson, San Juan, Skagit, Whatcom, King, Kitsap, Lewis, Mason, Pierce, Snohomish and Thurston counties.
The forecast calls for heavy rainfall to arrive Thursday night through Friday morning, from the Olympic Mountains east. Thursday morning saw thunder throughout the region and rain causing heavy traffic in some areas.
Forecasters say the heavy rainfall could cause urban and small stream flooding by overwhelming storm drains.