Ogle Severe Watches & Warnings NOAA Weather Radio

Dense Fog Advisory
Statement as of 3:32 AM CDT on August 31, 2015

... Dense fog advisory in effect until 9 am CDT this morning...

The National Weather Service in Chicago has issued a dense fog
advisory... which is in effect until 9 am CDT this morning.

* Visibility... less than a quarter mile in areas of dense fog.

Precautionary/preparedness actions...

A dense fog advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving... slow down...
use your headlights... and leave plenty of distance ahead of you.