Lake County briefs

Roadside check in Gurnee:Gurnee police and the Lake County sheriff's office will work a roadside safety check in the 3500 block of Grand Avenue starting at 10 p.m. Friday. Authorities said the effort will roll into the early morning hours Saturday. The roadside check is designed to promote seat belt use and to ensure drivers are operating vehicles in a safe and sober manner.Biggest graduating class ever:Warren Township High School in Gurnee will have 1,029 candidates for graduation Saturday in a ceremony set for 9:30 a.m. at Northwestern University's Welsh-Ryan Arena in Evanston. Officials announced Monday that the Class of 2010 will be Warren's largest ever and an increase of about 100 from last year. Records show Warren had six students in its first graduating class in 1918.Seniors Day planned:The Lake County Forest Preserve District's annual Seniors Day celebration is set for June 9 at the Independence Grove Forest Preserve near Libertyville. It will run from 9 a.m. to noon and is open to Lake County residents 55 or older. Exhibits, activities, food and games are planned. Registration is not required. Admission is free. For more, visit lcfpd.org.West Nile hotline:The Lake County Health Department has reactivated the West Nile virus hotline for county residents to report dead birds and areas of stagnant water (which are conducive to mosquito breeding, or to obtain more information on the signs and symptoms of West Nile encephalitis. Although no human cases of the disease were reported in Lake County over the past two years, residents are urged to prevent mosquito breeding and bites. The department operates 20 mosquito monitoring sites and reviews data from 25 other sites throughout the county to identify "hot spots" for the mosquito that carries West Nile virus. The hotline number is (847) 377-8300. For more information visit lakecountyil.gov/Health/resources/WNV.htm.