Chicago Weather: Patchy Fog In The Morning

CHICAGO (CBS) -- Showers taper off Monday night as the low drops to 69.

Visibility drops at sunrise with patchy fog across our area, especially lakeside.

Showers return with the heat of the day. There are isolated storm chances again as we hit the low to mid 80s.

This unsettled pattern stays with us through Thursday as the upper-level system hovers over our region.

The high for both Tuesday and Wednesday is 83.