Warm, humid conditions will grip Sussex County’s beach towns and Ocean City, Md., late Monday through Tuesday before storms arrive midweek.

Sussex County faces muggy weather overnight into Wednesday with unhealthy air quality for sensitive groups and a risk of evening thunderstorms.

From early Tuesday through early Thursday, Delmarva faces hot, humid conditions and air quality concerns as Code Orange alerts impact sensitive groups.

A cold front is forecast to move across Delmarva late Tuesday, bringing a chance for severe storms that could bring damaging winds and flash flooding. Lingering showers or a rumble of thunder into Wednesday morning. Although temperatures will remain warm through the week, humidity is expected to ease temporarily before climbing again by Sunday. High pressure will build over the region, delivering mostly dry and pleasant weather for the Fourth of July holiday.

The Delmarva region will experience above-normal temperatures and isolated thunderstorms on Thursday, followed by a stronger weather system moving in late Friday through the weekend.