The focus for severe storms will move into the Ohio Valley on Wednesday, bringing the threat for damaging winds, hail and heavy rainfall.
While additional strong thunderstorms will roll through portions of tornado-ravaged Oklahoma on Tuesday, the risk of tornadoes has diminished.
The same storm system responsible for producing violent thunderstorms in Oklahoma recently will reach the Atlantic Seaboard Thursday.
Strong thunderstorms are impacting areas from Texas to Louisiana with large hail, damaging winds and a risk of tornadoes.
The atmospheric severe weather engine began firing on all cylinders this past weekend and reached full speed Monday over Oklahoma.
Preliminary reports are calling it an EF-4 tornado that has caused numerous fatalities and injuries in Moore, Okla.
Waterville, ME (1832)
Kennebec Flood discharged 140,000 cubic feet of water per second -- high stage not equalled until 1901, and not exceeded until 1936.
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.
Lewistown, ME (1911)
101 degrees -- hottest ever in New England during May.