The line of strong storms will hit the U.S. from the Canadian border to the north down to the Gulf Coast on Friday night.

A severe thunderstorm outbreak is set to unleash a barrage of extreme weather conditions across the United States. This ...

A huge storm system crossing the U.S. threatens to unleash tornadoes Friday in the Mississippi Valley, blizzards in the northern Plains and dry, gusty conditions in Texas and Oklahoma that pose a high ...