GRANT COUNTY, Wash --- A wildfire by Interstate 90 in Grant County has closed the westbound lanes.

Eastbound lanes were closed earlier but have reopened.

And the Washington State Department of Transportation has now reopened one lane going westbound on I-90. There is still smoke on the road though, so they encourage you to drive with caution.

Officials are still investigating the cause of the fire and do not have an estimate on when the WB lanes will be open, according to the Washington State Patrol.