Severe storms shift to the Ohio Valley, bringing the threat for damaging winds, hail and heavy rain.
The Memorial Day weekend will begin cool, windy and rainy in New England and part of the mid-Atlantic.
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 later 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 and resume over New York state on Wednesday.
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.
New Brunswick, NJ (1804)
Tornado destroyed 2 barns, 1 hotel and 3 houses. "The damage done in this village cannot be less than $1,500 or $2,000." New York Evening Post, June 5, 1904.
Sichuan Province China (1986)
More than 35,000 homes and 7,700 acres of crops were destroyed by a devastating hailstorm. Reports indicated that 100 people were killed and 9,000 injured. (Reports vary as to the exact date of the hailstorm.)
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.