Severe storms shift to the Ohio Valley, bringing the threat for damaging winds, hail and heavy rain.
On the two-year anniversary of the EF-5 tornado that leveled Joplin, Mo., the town has deployed assistance to Moore, Okla.
The tornado tore through a path 17 miles long on Monday and had wind speeds as high as 200 mph.
Wednesday will be drier and less humid for recovery and clean up efforts.
The same storm system responsible for producing violent thunderstorms in Oklahoma recently will reach the Atlantic Seaboard Thursday.
Strong thunderstorms impacted areas from Texas and Louisiana to New England with large hail and damaging winds.
The atmospheric severe weather engine began firing on all cylinders this past weekend and reached full speed Monday over Oklahoma.
The focus for severe storms will move into the Ohio Valley on Wednesday, bringing the threat for damaging winds, hail and heavy rainfall.
Preliminary reports are calling it an EF-4 tornado that has caused numerous fatalities and injuries in Moore, Okla.
Several tornadoes touched down from Oklahoma to Iowa, including near Wichita, Kan., and Oklahoma City, on Sunday.
Severe storms, some capable of producing tornadoes, will threaten communities across northeastern Texas, northwestern Louisiana and Arkansas into Tuesday night.
Atlantic City, NJ (1991)
Record high of 89 degrees after a record low of 38 degrees. Record lows were also set May 19,20, & 21st.
Hallam, NE (2004)
The "Hallam" tornado touched on the ground for 2.5 miles and reached F4 status at it's peak intensity. 95% if the town of Hallan's buildings were damages or destroyed.
San Antonio, TX (1998)
Very dry since April 1st - only 0.05 of rain.