Pop-up storms possible Tuesday afternoon and evening. Warm and humid weather returns to the Washington, D.C. region Tuesday, with highs in the mid-80s and a chance for showers and thunderstorms later in the day. Storms possible TuesdayFOX 5's Taylor Grenda says a trough moving through the area will bring unsettled conditions by mid-afternoon and into the evening, with isolated pop-up storms possible, especially around the evening commute. Unsettled week aheadRain chances continue through the week, with scattered showers possible Wednesday evening and again on Thursday. Image 1 of 10 ▼ DC weather: Showers and thunderstorms possible Tuesday