1981: Severe thunderstorms that started during the evening hours on the 11th, continued into the early morning hours on the 12th. Winds were estimated near 80 mph, 10 to 20 miles southeast of Eureka. This storm destroyed a number of steel grain storage bins. Strong winds of 58 mph were measured in Aberdeen, where many trees were broken and power and com

munication lines were interrupted.

1993: A thunderstorm dumped up to four inches of rain in 30 minutes, 25 miles west of Pierre. This storm washed hay into big blocks up to five feet high. The heavy rains also caused water to spill over an irrigation dam. Another severe thunderstorm occurred over Dewy County and produced high winds, damaging hail, and flooding rains destroyed crops and hay fields. The storm knocked out windows and screens in the Lantry area. Runoff from the storm moved rapidly through the streets of Eagle Butte causing water damage to homes and businesses. Water was reported flowing four to five feet deep through a cafe. Strong winds also tipped over a house trailer.

2004: Hail up to the size of softballs fell in and around Onaka, damaging vehicles, farm equipment, and homes. Lightning struck a home in Britton starting a fire in the attic, which resulted in significant damage to the home. High winds along with hail up to the size of baseballs caused some structural, vehicle, crop, and tree damage in and around Astoria and Toronto.

1950: The U.S. Weather Bureau lifted its self-imposed ban on tornado forecasting.

1984: A golfer in Tucson, AZ was killed as he was struck by lightning, even though it was not raining within 3 miles of where he was.

1984: A severe thunderstorm moved across Germany and pounded Munich with hail. For 20 minutes hail averaged 2 inches in diameter, but hail stones up to five and half inches fell. The hailstorm caused damage to 700,000 homes and 200,000 cars, estimated at more than $1 billion. It is the most expensive natural catastrophe to ever occur in Germany.