There is the risk of strong to locally severe thunderstorms for a time Wednesday night from northern Louisiana to southern Illinois.
The greatest risks from the storms will be strong wind gusts and hail, as well as flash and urban flooding.
Cities that could be hit by the strong storms and their gusty winds and blinding downpours include Little Rock, Ark.; Memphis, Tenn.; Tupelo, Miss.; Monroe, La., Cape Girardeau, Mo.; Louisville, Ky.; and Evansville, Ind.
Even as the potential for severe thunderstorms decreases after midnight, showers and locally heavy, gusty thunderstorms will continue along an advancing front as it pushes to the east through Thursday.
There is a slight chance of a couple of the strongest storms producing a tornado.
A strong flow of air behind the front can bring damaging wind gusts even without thunderstorms.
There is the potential for nearly hurricane-force wind gusts in the clear air spanning thousands of square miles expanding from the northern Rockies to the northern and central Plains during the middle of the week.
Very blustery conditions are likely to sweep into the middle Mississippi and Ohio valleys Wednesday night and Thursday in the wake of the front.
After thunderstorms lift through London Friday night, another warm day is in store for Saturday before temperatures cool down on Sunday.
A 21-year-old California woman died recently after contracting a rare infection caused by a brain-eating amoeba that thrives in warm bodies of water.
A corridor of severe thunderstorms will reach from Oklahoma City to to Raleigh, North Carolina and Savannah, Georgia, into Friday evening.
The temblor occurred at 9:07 a.m. Friday, local time (9:07 p.m. EDT Thursday). The quake had a depth of 10 km (6.2 miles), the China Earthquake Networks Center (CENC) reported.
Americans will be hoping for clear skies this Saturday, July 4, as they look to enjoy dazzling fireworks displays, in addition to other popular Fourth of July activities.
The 2015 Tour de France kicks off on Saturday amid heat and thunderstorms. While the heat will ease by Sunday, the potential for rain will linger longer.
Layton, NJ (1939)
33 degrees - record low for the state during July.
New York City, NY (1966)
107 degrees, at La Quardia Airport - all time record for the airport.
Baltimore, MD (airport) (1966)
102 degrees, tied all time record high.