A wide swath of the central United States is at risk of thunderstorms and possible tornadoes over the next couple of days, according to the National Weather Service (NWS).
The oddly calm tornado season owes a debt to the weather patterns responsible for the East's cold, snowy spring and the West's warm, dry drought.
While the tornado total will climb by 2100, the number of tornadoes will also swing wildly from year to year.
One of the deadliest tornado outbreaks in U.S. history was strengthened by smoke from burning farmlands in Central America, a new study suggests.
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