Storm reports for May 15, 2009

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

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Other storms on May 15 →

On May 15, 2009, 270 hail, 101 damaging-wind and 11 tornado reports were logged across 18 states. The largest hail reported was 4.00″ (grapefruit size) in Gray County, TX.

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 (270)

Damage, injuries and deaths

National Weather Service offices recorded about $622,000 in property damage, $550,000 in crop damage and 1 injury from hail, thunderstorm wind and tornadoes across the US on this storm day (382 events in 18 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Gray County, TX (near Pampa) · Tornado EF2 · $50,000 · 1 injury
  “An official National Weather Service storm damage survey team determined that a multiple vortex tornado touched down four miles east northeast of Pampa at 1609 CST. This tornado then moved southeast to five miles east southeast of Pampa where it lifted at 1617 CST.”
• Piatt County, IL (near Monticello) · Hail 2.75″ · $255,000
  “Large hail damaged siding, gutters, roofs, and windows to numerous homes in the Long Grove subdivision west of Monticello. Hail up to 2.75 inches in diameter was also reported on the east side of Monticello, where several cars were damaged.”
• Gray County, TX (near Lefors) · Tornado EF1 · $40,000
  “An official National Weather Service storm damage survey team determined that a multiple vortex tornado touched down two miles northwest of Lefors at 1625 CST which then moved southeast through Lefors before lifting four miles southeast of Lefors at 1645 CST.”
• Estill County, KY (near Patsey) · Thunderstorm wind 64 mph · $30,000
  “Trees were reported down near Patsey. Power outages were also reported around the county.”
• Tulsa County, OK (near Tulsa) · Thunderstorm wind 60 mph · $20,000
  “Thunderstorm winds estimated at 60 miles an hour caused damage to property at the Mayfest celebration in downtown Tulsa.”
• St. Clair County, MO (near Osceola) · Thunderstorm wind 60 mph · $20,000
  “Severe thunderstorm wind gusts downed power poles and numerous trees across much of the county.”

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