Dangerous, destructive thunderstorms are downing trees and power lines along the mid-Atlantic . Track the storms here on live radar.
Worsening drought conditions to plague southern US
Barrage of storms to aim for US West Coast next week
Storms to raise localized flood threat across northeastern US, Atlantic Canada
Weekly wrap-up: Powerful typhoons barrel through West Pacific; Eastern US sizzles during record warmth
South America summer forecast: Rain to ease drought in northern Brazil; Heat to scorch Argentina, Chile