Storm reports for July 23, 2010

IndependentNot affiliated with NOAA or the National Weather Service. Source: NOAA Storm Prediction Center storm reports. Data through November 7, 2026. Methodology

← Jul 22, 2010 All 2010 storm days · July 2010 Jul 24, 2010 →

Other storms on July 23 →

On July 23, 2010, 41 hail, 190 damaging-wind and 12 tornado reports were logged across 20 states. The largest hail reported was 8.00″ (softball size) in Lyman 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 (41)

Damage, injuries and deaths

National Weather Service offices recorded about $3.8 million in property damage, $150,000 in crop damage and 5 injuries from hail, thunderstorm wind and tornadoes across the US on this storm day (246 events in 20 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Lyman County, SD (near Vivian) · Hail 8.00″ · 5 injuries
  “The eight inch diameter hailstone was a United States record. The hailstone also had a circumference of 18.625 inches and weighed 1.9375 pounds. The hailstone broke the previous United States record for diameter (7.0 inches - 22 June 2003 in Aurora, NE) and weight (1.67 pounds - 3 September 1970 in…”
• Lincoln County, SD (near Tea) · Thunderstorm wind 70 mph · $1 million
  “Thunderstorm winds destroyed 70 feet of scaffolding at a Lewis and Clark regional water project.”
• Warren County, IA (near Spring Hill) · Tornado EF1 · $750,000
  “Tornado west to west northwest of Indianola. Multiple reports with barns and houses damaged.”
• Bowman County, ND (near Scranton) · Thunderstorm wind 85 mph · $150,000
  “Significant damage was done on a farm. Empty grain bins were torn from their foundations and rolled up fence wire was rolled through pastures. Many trees were uprooted and fence posts were broken off at ground level. Quarter size hail also fell and crops were damaged.”
• Howard County, IA (near Elma) · Thunderstorm wind 70 mph · $150,000
  “Four steel grain bins, a barn, well house and two machine sheds were destroyed by thunderstorms winds.”
• Wayne County, PA (near Aldenville) · Tornado EF2 · $75,000
  “This was the third and most significant tornado from the storm that tracked across Wayne county. The damage path begins three miles northeast of Honesdale. Significant tree damage occurred. Trees fell on an attached garage on Torrey Road. Barn roofs were peeled.”

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