The National Weather service has issued a Dense Fog Advisory for Christian, Shelby, Moultrie, Cumberland, Effingham, Jasper, Crawford, Clay, Richland, Lawrence and Fayette counties until Noon today.
Timing: Dense fog will spread north into parts of South Central and Southeast Illinois during the early morning hours.
Visibility: Dropping to one quarter or less at times.
Impacts: Rapid fluctuations in visibility will cause hazardous driving conditions.
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.