Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >
Aberdeen, SD
Weather Forecast Office
Weather History - May 21st
May 21st, 1977:
Observers south of Clear Lake saw five tornadoes. One was five miles south of town, moving northeast. Another was four miles south and one mile west of Clear Lake. Both destroyed trees and some small buildings. Three other tornadoes were sighted about two miles south of town. These touched down only momentarily, with no damage occurring.
Two tornadoes were seen in southern Codington County. One was seen at Grover, and the other was five miles south of Watertown. No damage was reported.
A tornado was on the ground near Revillo. A few barns and some outbuildings were damaged.
May 21st, 1992:
A severe thunderstorm moved over Northwestern Edmunds County, causing high winds and penny-sized hail. In Bowdle, there was considerable wind damage. Tree limbs more than five inches in diameter were broken off and fell on a car. Other tree branches went through the roof of a home. Two pickup trucks were rolled on their sides. Three miles ENE of Bowdle, a garage was moved 20 feet off its foundation and stopped by a large tractor.
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Aberdeen, SD
824 391st Ave S.
Aberdeen, SD 57401-9311
605-225-0519
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