 The Washington State Department of Transportation is reminding drivers that both directions of US 12 Main Street will be closed through Dayton tomorrow from 9 to 11.30 a.m. for the annual high school alumni parade, which starts at 10 a.m. The annual alumni meeting starts at 11 a.m. at the depot. Each class participates in individual reunions Saturday night. The Pendleton Run is underway. Motorists in the area are reminded to watch out for motorcyclists.