A rollover collision is blocking the two left lanes on southbound Interstate 5 near 56th Street, according to the state Department of Transportation.
The crash occurred at 5:30 a.m. at milepost 130.
State troopers and DOT crews are on scene.
UPDATE as of 6:03 a.m. Two left lanes are now blocked. WSDOT reports that the jersey barrier has been knocked out of place.
UPDATE as of 6:24 a.m. All lanes are now open.