We have mild temperatures and ample low level moisture in the air tonight. Those two factors combined with diminishing winds will lead to fog developing across central Indiana. The fog will be dense, especially in fog prone areas through the morning rush hour. Areas that see fog tomorrow morning will see thunderstorms tomorrow afternoon. Winds will gust up to 40 mph around some of the stronger storms with the heaviest rain falling overnight. The rain will continue through the day on Thursday as a cold front moves across the state.
Visibility will be under three miles in many areas Wednesday morning.
T-storms will be widespread, mainly south of I-70 on Wednesday.
Scattered t-storms will develop Wednesday afternoon.
Heavy rain will fall overnight.
Rain is likely Thursday morning.
Temperatures will be cooler as rain continues through Thursday.
The rain will taper off late Thursday afternoon.
Southern Indiana will receive the heaviest rainfall.