National Weather Service United States Department of Commerce

Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Weather History - May 9th

May 9th, 1999:

Torrential rains of two to five inches fell in Lyman County during the late evening hours, causing flash flooding on Medicine Creek. The KOA Campgrounds near Kennebec, including the main facility, were flooded. Several roads were also flooded and damaged along Medicine Creek. The storm's total rainfall in Kennebec was 3.40 inches. Also, a weak F0 tornado touched down briefly three miles south of Reliance, with no damage reported. Winds gusting to 70 mph knocked over a 4000-bushel holding bin near Revillo.