The National Weather Service said the watch would remain in effect until 7 p.m.
The Stillaguamish River was expected to crest before noon just below flood stage at Arlington. The Snoqualmie, a tributary of the Snohomish River, was still rising this morning.
River levels were spurred by heavy rains overnight.
More Local News Headlines
Thousands mourn three fallen firefighters 5:32 p.m. Snohomish family is part of school funding lawsuit Fair honors Granite Falls couple, but piglets hog limelight Some people could remain without power for two or three days 2:34 p.m. Man fatally shoots himself in Arlington after standoff with police 2:35 p.m. More support arrives to help solve Edmonds traffic problems Monroe seeks added revenue for upgrades to utilities Woman missing for nearly two weeks found safe 2:35 p.m.
Our new comment system is not supported in IE 7. Please upgrade your browser here.