Storm reports for July 31, 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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Other storms on July 31 →

On July 31, 2011, 37 hail, 124 damaging-wind and 0 tornado reports were logged across 19 states. The largest hail reported was 2.00″ (hen egg size) in Lawrence 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 (37)

Damage, injuries and deaths

National Weather Service offices recorded about $5 million in property damage from hail, thunderstorm wind and tornadoes across the US on this storm day (161 events in 19 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Lawrence County, SD (near Spearfish) · Hail 2.00″ · $2 million
  “Large hail damaged vehicles and buildings in Spearfish.”
• Pope County, MN (near Farwell) · Thunderstorm wind 120 mph · $1 million
  “Numerous trees and power lines were blown down along a sixteen mile long path of damage with a swath about six to eight miles wide that occurred from Farwell and northern Starbuck, to the southern side of Lake Minnewaska and the southeast side of Glenwood.”
• Grant County, ND (near New Leipzig) · Thunderstorm wind 81 mph · $500,000
  “Large trees were blown down in the city of Carson. Structural damage also occurred to many local buildings in the city of Carson and surrounding farmsteads.”
• Ouachita County, AR (near Camden) · Thunderstorm wind 75 mph · $250,000
  “Near the junction of U.S. 79/287 and Arkansas 7, much of the roof of an old motel was blown off, as was part of the back wall of the building. Although the motel was unoccupied, many of the rooms were being used to store furnishings.”
• Saluda County, SC (near Ward) · Thunderstorm wind 81 mph · $210,000
  “Saluda Standard-Sentinel reported a home at 624 Duncan Road severely damaged from an intense microburst and numerous trees down around the area over southern part of the county near Ridge Springs.”
• Pulaski County, AR (near Gravel Ridge) · Thunderstorm wind 70 mph · $100,000
  “Trees, power lines, and power poles were blown down in Sherwood. Several of the trees landed on houses.”

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