More than 100,000 homes and businesses have been left without power after a tornado ripped through parts of northern Dallas late Sunday.
Flights at the Love Field airport were also delayed, officials added.
No injuries or deaths have immediately been reported, and no flash flood warnings have been issued.
Police and firefighters were scanning neighbourhoods to determine the extent of the damage on life and property.
Israel pounds Lebanon, expands ground operations past security zone
Israel pounded Lebanon with more than 120 air strikes on Tuesday in one of the heaviest days of bombing in weeks, Lebanese security sources said, as Israeli Prime Minister Benjamin Netanyahu said his military was deepening its operations in the country.
Remnants of Assad's chemical weapons programme recovered
Syria's transitional leadership has located remnants of former President Bashar al-Assad's clandestine chemical weapons programme, including raw materials and munitions similar to those used to carry out deadly gas attacks during the country's long-running civil war.
Trump declares himself in perfect health after physical exam
US President Donald Trump, who turns 80 next month, said "everything checked out perfectly" after having his physical on Tuesday at Walter Reed National Military Medical ​Center, following a year of public attention on apparently minor health issues.
Rubio says Iran deal could take days as US launches fresh strikes
US Secretary of State Marco Rubio said on Tuesday negotiating a deal with Iran could "take a few days," quashing hopes for an imminent end to the conflict a day after US forces conducted what Washington called defensive strikes in southern Iran.
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