Heat indexes -- a measure of how hot it feels factoring in humidity -- could near 110 degrees Monday through Wednesday.

Mayor Muriel Bowser has activated a Heat Alert, warning residents of dangerously high temperatures Wednesday morning until ...

NWS issues severe weather forecast for Washington D.C., with thunderstorms and high heat index warnings for the coming days.

Hot and humid conditions in the Washington, D.C. region Wednesday, with temperatures near 90 degrees and high humidity fueling chances for pop-up thunderstorms by the early afternoon.

Forecast: Wednesday: Partly sunny, hot and more humid. Scattered p.m. showers and storms. Highs: 87 - 92. Winds: SW 10.

The First Alert Weather Team is on a STORM ALERT on Wednesday as there is a risk of afternoon and evening thunderstorms.

Severe thunderstorms warnings and flood watches are in effect for the D.C. area as storms roll through Wednesday afternoon.

WASHINGTON (CNN) - Homeland Security Secretary Kristi Noem was transported by ambulance on Tuesday to a hospital in the ...