Severe weather and flash flooding continue to threaten much of the central and eastern U.S. on Thursday, disrupting Americans' travel plans.

After days of stormy conditions largely in the central United States drove power outages and led to at least three deaths, multiple additional days of back-to-back storms are expected in the region. Severe thunderstorms,

Heavy rains and severe thunderstorms will mean a heightened risk of flash flooding across the south-central U.S. through early Thursday, the National Weather Service