Dense fog advisory extended until 1 p.m.
The dense fog advisory for the Chicago area has been extended until 1 p.m. today, according to the National Weather Service.
Visibility is expected to be less than a quarter-mile.
Heavy fog envelops the trees and ball fields in the park at VFW Post 8081 in Warrenville Tuesday morning.
Mark Black/mblack@dailyherald.com
Heavy fog hangs over the west branch of the DuPage River flows though Warrenville Tuesday morning.
Mark Black/mblack@dailyherald.com
Schoolchildren waiting for the bus on the east side of Aurora are enveloped in the heavy fog that rolled though DuPage County Tuesday morning.
Mark Black/mblack@dailyherald.com