Severe thunderstorms are expected to sweep eastward from the Midwest and South Sunday, then into the East by Monday. You can track the threat for tornadoes, damaging winds, hail and flooding here using our maps.

The northern lights forecast is promising for Thursday evening for much of the northern states and the northern region of Michigan, if the weather permits, according to the National Oceanic and ...

A powerful 7.7 magnitude earthquake, as well as a 6.4 aftershock, struck Thailand and Myanmar, causing chaos across Southeast Aisa and triggering a state of emergency. Video shows a skyscraper buckling before being reduced into a pile of rubble. NBC’s Janis Mackey Frayer reports for TODAY.