Local and state authorities as well as Duke Energy are warning Hoosiers of severe weather threats and possible power outages that may occur in Indiana starting Wednesday evening. While Wednesday may bring heavy rain and possible destructive hail and tornadoes, a meteorologist warned the biggest threat will be flooding.

The cloudy conditions and showers through midday have caused a large shift southward in the significant severe weather area. We still have the worry of major severe storms in the southeast and far southern part of Lower Michigan.

Tonight: A relatively quiet and cool night is ahead, with low temperatures in the upper 30s under mostly cloudy skies.

We are tracking a series of storm systems from the southwest USA followed by a main bigger storm. This means an unsettled weather pattern will continue into the weekend.

The first round of a four-day severe weather cylce slammed into Tennessee Wednesday night into Thursday morning killing at least four people.

Huron County experienced significant severe weather Wednesday evening as thunderstorms moved through the region, delivering hail the size of walnuts to the Port Austin and Caseville areas.

Repeated waves of thunderstorms will pose risks to lives and property through the weekend in the same areas that were blasted by deadly storms on Wednesday and Wednesday night.

According to the Nashville Office of Emergency Management (OEM), heavy rain and flooding is quickly becoming the main threat in Davidson County through the weekend.