Storm reports for August 21, 2009

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 August 21 →

On August 21, 2009, 30 hail, 154 damaging-wind and 1 tornado reports were logged across 21 states. The largest hail reported was 1.75″ (golf ball size) in Sullivan 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 (30)

Damage, injuries and deaths

National Weather Service offices recorded about $830,000 in property damage, $0 in crop damage and 3 injuries from hail, thunderstorm wind and tornadoes across the US on this storm day (185 events in 21 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Berkshire County, MA (near Lenox) · Thunderstorm wind 69 mph · 3 injuries
  “A roof was partially ripped off a horse barn and several trees were reported down due to strong thunderstorm winds at the Aspinwall Equestrian Center off Route 7A, Main Street, in Lenox.”
• Floyd County, GA (near Rome) · Thunderstorm wind 62 mph · $225,000
  “The Floyd County Emergency Management Director reported that strong thunderstorm winds blew down over 50 trees from just south of Rome to Cave Spring and just southeast of Lindale. Two homes suffered considerable damage from the downed trees.”
• Maricopa County, AZ (near Paradise Vly) · Thunderstorm wind 60 mph · $50,000
  “Trees were uprooted near 56th street and Indian School Road. Power lines were downed by winds and left abou 15,000 customers without electricity.”
• Sussex County, NJ (near Wallpack Center) · Thunderstorm wind 60 mph · $50,000
  “A couple of severe thunderstorms caused wind damage across Sussex County, hitting the southeast half the hardest. The combination of damaging winds and lightning caused about 12,000 homes and businesses to lose power.”
• Cumberland County, PA (near Greason) · Thunderstorm wind 75 mph · $30,000
  “Thunderstorm winds estimated between 65 and 75 mph produced significant straight line wind damage to a barn and pump house near Kerrsville in West Pennsboro Township. The damage occurred at the intersection of Kerrsville and Crossroad School Roads.”
• Cheshire County, NH (near Hinsdale) · Thunderstorm wind 58 mph · $30,000
  “Trees on River and Fern Park Roads were downed by thunderstorm winds. One of these trees blocked River Road and another landed on a house on Fern Park Road.”

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