* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of east central and southeast Indiana, northeast and northern Kentucky, and central, south central, southwest, and west central Ohio.
* WHEN...Until 11 AM EST Monday.
* IMPACTS...Low visibility could make driving conditions hazardous.

Some patchy fog will linger this afternoon, but more widespread fog is expected tonight into Monday morning. Visibilities are likely to be reduced below one mile, with quarter mile or lower visibilities possible.
Isolated locations may observe temperatures at or just below freezing. If dense fog occurs in these locations, some slick spots may develop on elevated surfaces.
When encountering fog, be sure to turn on low beam headlights, slow down, and increase following distance.