Westbound SR 18 closed due to fatal crash after motorcyclist runs into back of semi-truck
Jun 16, 2026, 6:32 PM | Updated: 6:53 pm
A photo of a Washington State Patrol patch. (Photo courtesy of the Washington State Patrol)
(Photo courtesy of the Washington State Patrol)
Westbound SR 18 is closed due to a fatal collision after a motorcyclist ran into the back of a semi-truck.
The highway is closed near milepost 26, west of I-90, Washington State Patrol Trooper Rick Johnson posted on X at 6:19 p.m. Tuesday.
Johnson urged drivers to use caution through the area.
Eastbound SR 18 was previously closed, but has since reopened.
#ClosureAlert WB SR 18 is closed near MP 26 west of I-90 due to a fatal collision involving a motorcycle and a semi. EB 18 has just reopened. Use caution through the area. Information so far is that the motorcycle ran into the back of the semi. More details to come.
— Trooper Rick Johnson (@wspd2pio) June 17, 2026
This is a developing story, check back for updates.
Follow @http://twitter.com/Mynorthwest
