This is a list of the costliest or deadliest hailstorms on record.

Notable events

North America Date Location Incident 6 July 1928 Potter, Nebraska, US Measuring in diameter, and weighing , this hailstone is believed to be the record largest known in the U.S. at the time.Largest Hailstone in U.S. History Found 2 September 1960 Southern California, US Golf ball to baseball-sized hail occurred in parts of southern California, including (possibly larger) hail around Boulevard and in Riverside County. That is the largest hail recorded in southern California. A severe thunderstorm also struck San Bernardino. 3 September 1970 Coffeyville, Kansas, US At the time the largest hailstone ever found in the U.S., measuring diameter, circumference, and . 30 July 1979 Fort Collins, Colorado, US A violent forty-minute hailstorm bombed Fort Collins, CO, with hail up to grapefruit size. Two thousand homes and 2500 automobiles were severely damaged, and about 25 people were injured, mainly when hit on the head by the huge stones. A three-month-old baby died of a fractured skull, struck by a large hailstone while being carried by her mother, who was running with her to seek cover. 11 July 1990 Denver, Colorado, US Softball-sized hail destroyed roofs and cars, causing $625 million in total damage ($1.1 billion in damage adjusted to 2013 dollars). 7 September 1991 Calgary, Alberta, Canada A thunderstorm caused $342 million worth of insurable damage in Calgary. Thirteen additional hailstorms between 1981 and 1998 caused an estimated $600 million in damage in the Calgary area alone. 19 June 1992 Wichita, Kansas, US Two batches of severe thunderstorms, occurring within 6 hours of each other, dumped hailstones up to in diameter across Sedgwick, including the city of Wichita, and surrounding counties in south-central Kansas. Over 10,000 homes were damaged. The hail left wheat fields in a near total loss. Estimated property damage totaled $500 million with crop damage at $100 million. The thunderstorm episode ranks as one of the worst ever to hit Kansas. 5 May 1995 Dallas and Fort Worth, Texas, US The 1995 Mayfest Storm produced $1.1 billion insured losses, and total storm damage was reported at around $2 billion. The storms produced hail about the size of softballs. 24 July 1996 Calgary, Alberta, and Winnipeg, Manitoba, Canada Orange-sized hailstones caused almost $300 million worth of damage in Calgary and Winnipeg, as well as serious flooding. Notably, one-third of cars damaged by the storm were irreparable. 29 March 2000 Lake Worth, Texas, US The last known hail fatality in the United States occurred. The victim was Juan Oseguera, a nineteen-year-old man who died from head injuries after being hit by a softball-sized hailstone in Lake Worth.Fort Worth surveys tornado damage, counts the cost - 30 March 2000 - CNN.com 18 May 2000 Chicago area, Illinois, US $572 million. Golfball-, baseball-, and softball-sized hail damaged roofs, cars, patio furniture, skylights, and windows in the area's worst and most widespread hailstorm in 30 years (McHenry, Lake, northern Kane, northern Cook County). Around 100,000 homes lost power. Hail was deep in many areas. There were 100 canceled flights, and train service was disrupted. 10 April 2001 St. Louis, Missouri, US $2.0 billion+. The costliest hailstorm in US history struck the I-70 corridor of eastern Kansas, across Missouri, into southwestern Illinois producing many baseball-sized hail reports. 22 June 2003 Aurora, Nebraska, US The largest hailstone on record at the time fell on this date. It had a diameter and a circumference of . 11 July 2004 Edmonton, Alberta Canada Grape-golf-ball sized hail and more than of rain in fell in 30 minutes, leaving deep of hail on the ground and flash flooding, it is estimated to be a 1-in-200 year event. Over 20,000 People were evacuated from West Edmonton Mall when the weight from the hail and rain caused the glass roofs to shatter. 20–21 April 2006 San Marcos, Texas, US Hail of sizes up to April 2006 Weather Review - National Weather Service Forecast Office - WFO, Austin/San Antonio, Texas resulted in 10,000 auto claims, 7,000 homeowner and commercial property claims ranging between $100–160 million insured losses.2006 Year in Review - San Marcos Police Department One woman was hospitalized. The storm was especially costly at the San Marcos Outlet Malls and a nearby Toyota dealership.News from the Planning and Development Services Department - City of San Marcos, TexasStorms strike again - News 8 Austin 20 July 2009 Denver, Colorado, US A hailstorm in the western suburbs of Denver caused $770 million (USD) damage. 10 & 16 May 2010 Oklahoma City, Oklahoma, US Two major hailstorms separated by less than a week caused damage to large portions of the Oklahoma City metropolitan area. Damages from the first storm caused an estimated $595 million (USD) damage, and the second storm was expected to be around the same, totaling around $1 billion in damages. 12 July 2010 Calgary, Alberta, Canada The hailstorm that pounded Calgary on 12 July eclipsed the record originally set in 1991, with insurable damages totaling at least $400 million, excluding agricultural crop damage. The storm brought hail as wide as . 23 July 2010 Vivian, South Dakota, US The largest diameter hailstone known, measuring in diameter and weighing , fell on Vivian during an exceptional hailstorm. 5 October 2010 Phoenix, Arizona, US The 5 Oct hailstonessome exceeding 2 inches in diameterpounded cars, smashed windows and blasted apart roof tiles and shingles. The storm caused more than $2.7 billion in property damage, putting Arizona atop the 2010 list of states with the most insured-property losses. 28 April 2012 St. Louis, Missouri, US A series of hailstorms amounted to the second costliest in U.S. history, at an estimated $1.6 billion in insured losses. 13 June 2012 Dallas and Fort Worth, Texas, US Baseball- to softball-sized hail pummeled DFW causing significant damage to cars, houses, and other buildings. Estimated damages were approximately $900 million. 12 August 2012 Calgary, Alberta, Canada A storm, with hailstones approximately the size of golf balls, battered Calgary for 10 minutes. A subsequent storm 2 days later brought in another round of hailstorm with high winds causing additional damage to the city. The cost of these events reached $552 million.Calgary Hail Storm Makes Environment Canada's Top 10 Extreme Weather Events 12 April 2016 San Antonio, Texas, US A storm producing hail up to the size of grapefruits pummeled the city causing extensive damage to cars, homes, windows, and roofs. It is estimated that the storm cost 1.4 billion dollars in losses (the costliest in the state's history).San Antonio hail storm called costliest in Texas history with nearly $1.4 Billion in losses 8 May 2017 Denver, Colorado, US In what was then the most catastrophic storm in state history, baseball-sized stones pummeled the west Denver Metro area, resulting in extensive damage to homes, windows, vehicles (many of which were in the late day commute), and roofs. The storm surpassed the state's costliest wildfires, forced the closure of the Colorado Mills Mall until the end of 2017, and caused $2.3 billion in damage.Hail Damage and Statistics 9 June 2017 Minneapolis, Minnesota, US A storm system lasting over a week created severe hail and high wind damage, reaching from Minnesota to Texas to Virginia to New York. The Minneapolis metro area suffered especially, receiving hail damage to many buildings and vehicles. The total damage was estimated to be over $2.5 billion. 13 June 2020 Calgary, Alberta, CanadaA massive hailstorm with tennis-ball-sized hail pummeled northeastern Calgary, regarded as the hailstorm capital of Canada, and nearby communities. Preliminary damage estimates weigh in at least $1.2 billion, eclipsing the $400 million hailstorm event 10 years prior and becoming the fourth costliest natural disaster in Canada.1 August 2022Near Innisfail and Penhold, Alberta, CanadaA destructive hailstorm struck Central Alberta, in the area around Innisfail and Penhold. Notable destruction occurred to cars driving on Alberta Highway 2, in which RCMP stated over a pile-up of over 70 cars occurred. The largest hailstone in Canadian history was recorded from this event, with a hailstone being measured at in diameter and . 21 June 2023 Morrison, Colorado, US An evening severe thunderstorm produced several inches of hail, some stones measuring up to the size of golf balls and tennis balls. Over 90 people attending a Louis Tomlinson concert at Red Rocks Amphitheater were treated on-site as a result of hail-related injuries. Seven people were hospitalized.15 July 2023Calgary, Alberta, CanadaMajor hailstorm hit Calgary, causing tennis-ball-sized hail. It caused notable damage to CF Chinook Centre, southwest Calgary, and southeast Calgary. Major traffic jams along Calgary's highways were caused. 30 May 2024 Denver, Colorado, US An unusually strong storm blanketed a large portion of the northeast Denver metro area in the late evening. Golf ball-sized stones damaged homes and vehicles, in an event comparable to the May 2017 hail storm. Due to the late hour the storm hit, much of the hail would not melt until the following day. The storm would cause nearly $2 billion in damages. 5 August 2024Calgary, Alberta, Canada A major hailstorm struck Calgary on 5 August 2024. It caused extensive damage to Calgary International Airport, and heavy damage to northwest and northeast Calgary. It is estimated to have caused over $2.8 billion in damage, and is one of the costliest hailstorms in history.

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