Chicago weather remains unsettled heading into the weekend, with a severe storm threat Friday evening that brings the possibility of tornadoes and flooding.

Tomorrow: Lingering showers exit during the morning. After, skies clear and become mostly sunny. Conditions are comfortable with highs ranging from 78-84 degrees. Winds are breezy out of the northwest at 10-15 mph. Overnight, conditions remain dry, with lows in the upper 50s and lower 60s.

A FAMILY was blown away when they spotted a mini tornado spinning through the countryside. Matt McMillan, 41, was out for a walk to a stream near Llanfrynach in Powys with his daughter and twin

Spectators of the INDYCAR race at Iowa Speedway were forced to take shelter during a tornado warning on Friday. A message over the speedway's speakers advises people take shelter.

After an afternoon filled with tornado sirens, lightning strikes, torrential rain and visible cloud rotation near Iowa Speedway, IndyCar canceled Friday afternoon practice.