Monday's highs soar to the 80s. Southerly winds will increase by afternoon, and especially this evening when gusts could reach 40-45 mph. Storms threats move in overnight. Severe weather is possible overnight and into early Tuesday morning. The Storm Prediction Center is keeping Chicago at a Level 2 for severe chances, mainly overnight.

Skies will become partly cloudy tonight with mild temperatures in the lower 50s. Monday will be warm and windy with south winds gusting over 40 mph at times. Temperatures are expected to soar to around 80 degrees.