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South Dakota storm reports for July 21, 2011

NOAA recorded 5 hail reports and 8 wind reports in South Dakota on July 21, 2011.

in South Dakota
13
Storm reports
Near 44.39, -101.87, SD
2.0 in
Largest hail
About 49 miles from Rapid City, SD
75 mph
Highest gust
0
Tornado reports
Source: NOAA/NWS Storm Prediction Center

Hail, inches

  • 0.75
  • 1
  • 1.5
  • 2
  • 2.5
  • 3+

Dots: reports.

  • Wind report

Source: NOAA/NWS Storm Prediction Center, final severe weather database (from NOAA's Storm Data). Report day: 12:00 UTC on July 21, 2011 to 12:00 UTC the next day. Times are Central.

Select a dot or a path for the report.

Reports by hour

Hail5, most at 8 PM

Wind8, most at 8 PM

Reports per hour, Central time. Each row has its own scale.

Every report

Source: NOAA/NWS Storm Prediction Center.

TimeSizeWhere
7:45 PM1.0 inAbout 54 miles from Rapid City, SD
8:00 PM1.5 inNear 44.19, -102.01, SD
8:35 PM2.0 inNear 44.39, -101.87, SD
9:05 PM1.0 inNear 44.52, -101.62, SD
5:15 AM1.0 inNear 43.89, -100.71, SD

Reports are what observers recorded near a location, not a complete record of every storm. They don’t describe conditions at any building.