Storm reports for August 11, 2011

IndependentNot affiliated with NOAA or the National Weather Service. Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology

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On August 11, 2011, 69 hail, 93 damaging-wind and 8 tornado reports were logged across 18 states. The largest hail reported was 2.75″ (baseball size) in Haakon County, SD.

Storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Radar hail estimates start October 2019.

Storm reports by state

Cities with hail reported within 5 miles

Hail reports (69)

Damage, injuries and deaths

National Weather Service offices recorded about $1 million in property damage and 1 injury from hail, thunderstorm wind and tornadoes across the US on this storm day (170 events in 18 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Gaston County, NC (near Mc Adenville) · Thunderstorm wind 75 mph · 1 injury
  “Numerous trees, power lines, and utility poles were blown down in the Cramerton and Belmont areas, with multiple trees on homes, including trees on about a dozen mobile homes on Parkdale Dr alone. Two homes were struck by downed trees on Lakewood Rd in Cramerton.”
• Castro County, TX (near Dimmitt) · Thunderstorm wind 96 mph · $200,000
  “A Texas Tech University West Texas mesonet station near Dimmitt measured a wind gust to 95 mph. The mesonet station sustained significant damage during the thunderstorm. The mesonet station's radiation shields were damaged, and a pole and guy wires were pulled out of the ground.”
• Lamb County, TX (near Olton) · Thunderstorm wind 69 mph · $150,000
  “A broadcast media automated weather station at Del-Tex Airport in Olton measured a wind gust to 69 mph. Significant wind damage was reported in Olton by the emergency manager. Several power lines and trees were downed along with roof damage.”
• Beadle County, SD (near Wessington) · Thunderstorm wind 70 mph · $100,000
  “Thunderstorm winds blew the roof off a storage building at a business, blew down power lines, destroyed a machine shed on a farm, damaged farm equipment inside the shed, and caused widespread tree damage. The tree damage affected about 15 percent of the trees in the town of Wessington.”
• Hutchinson County, SD (near Freeman) · Thunderstorm wind 70 mph · $100,000
  “Thunderstorm winds blew down trees and power lines in Freeman, causing a power outage. The winds also caused minor roof damage to several structures. More substantial damage was caused to a few homes, mainly roofs, by falling trees and large limbs.”
• Merrick County, NE (near Central City) · Thunderstorm wind 70 mph · $100,000
  “Wind gusts estimated at 70 MPH resulted in tree damage in Central City as well as in the Willow Bend Lake area. The main tree damage occurred in the Willow Bend Lake area, where large tree limbs were knocked down and a 90 foot tree was uprooted, clipping the corner of the roof of a nearby home.”

Event narratives from NWS Storm Data, shortened. Up to six per day, chosen by deaths, injuries, damage and size.

Source: NOAA National Centers for Environmental Information (NCEI), Storm Events Database, as entered by National Weather Service offices; data through July 31, 2026. Damage is in dollars of the year, not adjusted for inflation.

Guides: What radar-estimated hail (MESH) is and isn't · Storm reports: preliminary vs final