Storm reports for August 1, 2011

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

← Jul 31, 2011 All 2011 storm days · August 2011 Aug 2, 2011 →

Other storms on August 1 →

On August 1, 2011, 196 hail, 185 damaging-wind and 0 tornado reports were logged across 20 states. The largest hail reported was 3.00″ (teacup size) in Nassau County, NY.

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 (196)

Damage, injuries and deaths

National Weather Service offices recorded about $2.2 million in property damage, $5,000 in crop damage and 2 injuries from hail, thunderstorm wind and tornadoes across the US on this storm day (381 events in 20 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Calvert County, MD (near Chesapeake Beach) · Thunderstorm wind 70 mph · $100,000 · 2 injuries
  “Trees were across Chesapeake Beach. A tree fell onto a house and another tree fell onto a car. There were two minor injuries due to the fallen trees.”
• Wyandot County, OH (near Upper Sandusky) · Hail 2.75″ · $500,000
  “Thunderstorms produced a swath of large hail across the Upper Sandusky area. Some of the hail was as large as baseballs. Hundreds of vehicles and dozens of homes were damaged by this hail.”
• Ziebach County, SD (near Dupree) · Hail 2.50″ · $500,000
  “The combination of large hail and 50 mph wind gusts caused damage throughout town.”
• Lake County, OH (near Mentor) · Hail 1.75″ · $150,000
  “Penny to hen egg sized hail was observed for several minutes in Mentor. Much of the hail was golf ball sized or larger. This resulted in many vehicles being damaged.”
• Nassau County, NY (near East Williston) · Hail 3.00″ · $100,000
  “A spotter measured hail 3 inches in diameter, along with other reports of tennis ball size hail. This hail damaged around 150 cars in New Hyde Park, including the shattering of multiple windshields.”
• Medina County, OH (near Medina) · Hail 2.00″ · $75,000
  “Nickel to hen egg sized hail was observed. Many vehicles were damaged by the hail.”

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