Multiple rounds of thunderstorms are expected to impact the St. Louis region this afternoon, evening and overnight.

Warm and unstable air, along with a cold front moving across the Midwest, will help trigger scattered thunderstorms on Wednesday afternoon. Temperatures will hit 90s again, depending on storms in the region.

There will be dry time between storms today, with another round of strong to severe thunderstorms late evening and overnight tonight.

Any storms today, this evening, and tonight may become severe, with damaging wind being the main threat. There will also be hail and frequent lightning.

As always, stay with 5 On Your Side for the latest weather information as we track the storms.