Morning and afternoon traffic conditions will be subject to seasonal change starting Wednesday, Aug. 17, as the school year gets underway at Menlo-Atherton High School (at 555 Middlefield Road in Atherton), and Woodside High School (at 199 Churchill Ave. in unincorporated Woodside).
First period at M-A begins at 8:45 a.m., while at Woodside, the first period starts at 8 a.m., according to the bell schedules for both schools.
Around Woodside High, the arterials affected include Alameda de las Pulgas and Woodside Road.
For M-A, traffic could be affected on Ravenswood and Oak Grove avenues, Middlefield Road and Ringwood Avenue.
Other school districts
• Las Lomitas School District schools (La Entrada on Sharon Road and Las Lomitas on Alameda de las Pulgas at Camino al Lago) open on Thursday, Aug. 18.
• Portola Valley School District schools (Ormondale on Shawnee Pass and Corte Madera on Indian Crossing) open on Monday, Aug. 22.
• Woodside Elementary School on Woodside Road opens on Tuesday, Aug. 23.
• Menlo Park City School District schools (Hillview on Santa Cruz Avenue, Oak Knoll on Oak Knoll Lane, Encinal on Encinal Avenue and Middlefield Road and Laurel on Edge Road) open Sept. 1. The new Laurel School, Upper Campus, on Elliott Drive is scheduled to open Oct. 17. The third- to fifth-graders who will attend the new upper campus will go to school with students attending the Laurel lower campus until that date.