Authorities have told everyone within the Skagit River's 100-year flood plain to evacuate ahead of rapidly rising floodwaters. Communities including Burlington, La Conner, Lyman and Hamilton, as well as parts of Mount Vernon and Sedro-Woolley,

Residents and emergency crews in towns along the rain-engorged Skagit River in western Washington state braced on Friday for potential levee failures while National Guard troops assisted in evacuations after days of severe flooding in the Pacific Northwest.