Dense Fog Advisory issued April 16 at 11:52PM CDT until April 17 at 10:00AM CDT by NWS Chicago IL
Issue date: 2026-04-17T04:52+00:00
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Central Cook, Eastern Will, and Northern Will Counties. * WHEN...Until 10 AM CDT Friday. * IMPACTS...Low visibility could make driving conditions hazardous.
