Ballwin, MO 09-04-2017

Hail Map Ballwin, MO 09-04-2017

Doppler radar detected Ping Pong Ball size hail near Ballwin, MO, Decatur, IL and Fenton, MO on September 4, 2017. This hail storm was traveling SE at 23 mph and the entire storm produced hail for roughly 2 hour(s). There were 8 spotter report(s) with reported max hail size of 2″ and an average hail size of 1.69″. We estimate that 86,099 buildings were in the affected area and the probability of hail DHI detected was significant. Based on this information, you can expect to find damaged crops, glass damage, automobile bodywork damage, as well as isolated roof damage (Impact Rating 3).

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Fenton, MO 09-05-2017

Hail Map Fenton, MO 09-05-2017

Doppler radar detected Ping Pong Ball size hail near Fenton, MO, Wentzville, MO and Collinsville, IL on September 5, 2017. This hail storm was traveling SE at 23 mph and the entire storm produced hail for roughly 5 hour(s). There were 10 spotter report(s) with reported max hail size of 2″ and an average hail size of 1.6″. We estimate that 47,059 buildings were in the affected area and the probability of hail DHI detected was significant. Based on this information, you can expect to find damaged crops, glass damage, automobile bodywork damage, as well as isolated roof damage (Impact Rating 3).

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Ballwin, MO 05-19-2017

Hail Map Ballwin, MO 05-19-2017

Doppler radar detected Quarter size hail near Ballwin, MO, Wentzville, MO and Maryland Heights, MO on May 19, 2017. This hail storm was traveling ENE at 58 mph and the entire storm produced hail for roughly 2 hour(s). Radar reported a max hail size of 1.25″ and an average hail size of 1.08″. We estimate that 22,807 buildings were in the affected area and the probability of hail DHI detected was significant. Based on this information, you can expect potential damage to fruit, crops and vegetation, but not much else (Impact Rating 1).

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4.5 Inch Hail Near Chesterfield, MO 05-11-2016

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Doppler radar detected Egg size hail near Chesterfield, MO, Wentzville, MO and Arnold, MO on May 11, 2016. This hail storm was traveling ENE at 29 mph and the entire storm produced hail for roughly 5 hour(s). There were 65 spotter report(s) with reported max hail size of 4.5″ and an average hail size of 2.2″. We estimate that 164,645 buildings were in the affected area and the probability of hail DHI detected was significant.Based on this information, you can expect widespread, severe damage to tiled roofs, automobiles, and aircraft over highly populated areas. Risk of personal injury is also high, and is often accompanied by other severe weather events (wind, tornadoes).

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1.5 Inch Hail Near Wentzville, MO 05-11-2014

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Doppler radar
detected Quarter
size hail near Wentzville, MO, Edwardsville, IL and Alton, IL on May 11, 2014. This hail storm was traveling E at
27.54 mph and produced hail for roughly 3 hour(s). Spotters reported a max hail size of 1.5″ and an average hail size of 1.13″. We estimate that 28,268 buildings were in the affected area. There were 6 spotter report(s) and the volume of hail DHI detected was significant. Based on this information, you can expect to see minor damage to vehicles, tile roofs and crops in isolated areas (Impact Rating 2).

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