When there’s a tornado risk, the National Weather Service will issue two kinds of alerts: a tornado watch or a tornado warning.

Seattle and western Washington experience the longest heatwave of the summer, with temperatures in the 80s and 90s. A Heat Advisory and Extreme Heat Warning are in effect through Wednesday morning, ...

STATEWIDE, N.D. (Valley News Live) - There are multiple Tornado warnings, severe thunderstorm warnings, and flood warnings in effect across the valley. You can find more information on those here.

The severe cells are moving east through Massachusetts, prompting a severe thunderstorm warning to be posted for parts of ...