Lake effect snow will continue into the weekend as two more quick moving systems will bring widespread snow to the Upper Great Lakes. High winds are expected across portions of Montana through the weekend. Below normal temperatures will remain in place across much of the southern and eastern U.S., while the western U.S. will experience above normal temperatures. Read More >
Aberdeen, SD
Weather Forecast Office
Weather History - July 21st
Local and Regional Events:
July 21, 1940:
From near Miller, an estimated F2 tornado moved southeast, destroying a barn, garage, and two windmills.
July 21, 2000:
3.25-inch hail was reported near Okreek in northeastern Todd County.
U.S.A and Global Events for July 21st:
1983: At Vostok Station in Antarctica, the temperature dropped to 128.6 degrees below zero. This reading is the coldest temperature ever recorded.
1987: An F4 tornado ravages the Teton Wilderness and Yellowstone National Park in Wyoming. The tornado's violent winds destroy millions of trees on a 24.3-mile track that traverses the Continental Divide at an elevation of 10,170 feet.
Click HERE for more This Day in Weather History from the Southeast Regional Climate Center.
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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