Storm reports for August 2, 1997

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 2 →

On August 2, 1997, 52 hail, 30 damaging-wind and 2 tornado reports were logged across 11 states. The largest hail reported was 4.00″ (grapefruit size) in Pennington 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 (52)

Damage, injuries and deaths

National Weather Service offices recorded about $5.1 million in property damage, $2.6 million in crop damage and 1 injury from hail, thunderstorm wind and tornadoes across the US on this storm day (94 events in 11 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Griggs County, ND (near Cooperstown) · Hail 2.75″ · $5 million · 1 injury
  “The hail began near Jessie, cut a 3 by 12 mile long swath of damage, and ended 3 miles south of Cooperstown. The hail lasted for 15 minutes in Cooperstown, breaking windows, and damaging homes and businesses. One car dealership sustained $400,000 worth of damages.”
• Richland County, MT (near Savage) · Thunderstorm wind · $30,000
  “Thunderstorm winds downed power lines and large trees.”
• Cavalier County, ND (near Munich) · Thunderstorm wind · $15,000
  “Trees and power lines were blown down, cutting power in Munich for 5 hours. A large door was torn off the Munich elevator, which damaged 3 grain bins.”
• St. Lawrence County, NY (near Ogdensburg) · Hail 0.75″ · $10,000
  “Trees and power lines were blown down in addition to the hail.”
• Walsh County, ND (near Adams) · Thunderstorm wind · $10,000
  “A strong wind broke several windows and blew down several 130 foot tall trees. The strong wind pushed large round hay bales 400 feet across a field.”
• Grand Forks County, ND (near Thompson) · Thunderstorm wind · $5,000
  “Power lines were blown down in the strong wind.”

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