« View county listDense Fog Advisory
359 PM CST Sun Jan 21 2018
...DENSE FOG ADVISORY IN EFFECT UNTIL 3 AM CST MONDAY...
The National Weather Service in Chicago has issued a Dense Fog
Advisory, which is in effect until 3 AM CST Monday.
* VISIBILITY...Areas of dense fog will reduce visibilities to
one quarter mile or less.
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.