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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Granite City, IL 07-23-2017

Hail Map Granite City, IL 07-23-2017

Doppler radar detected Half Dollar size hail near Granite City, IL, Edwardsville, IL and Centralia, IL on July 23, 2017. This hail storm was traveling E at 27 mph and the entire storm produced hail for roughly 4 hour(s). There were 1 spotter report(s) with reported max hail size of 2.75″ and an average hail size of 1.48″. We estimate that 58,288 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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3 Inch Hail Near Ballwin, MO 04-26-2016

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Doppler radar detected Ping Pong Ball size hail near Ballwin, MO, Chesterfield, MO and Centralia, IL on April 26, 2016. This hail storm was traveling ENE at 36 mph and the entire storm produced hail for roughly 4 hour(s). There were 15 spotter report(s) with reported max hail size of 3″ and an average hail size of 1.55″. We estimate that 111,295 buildings were in the affected area and the probability of hail DHI detected was significant.Based on this information, you can expect to find widespread roof damage, broken glass and automobile bodywork damage in well populated areas.

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3 Inch Hail Near Florissant, MO 04-10-2015

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Doppler radar
detected Half Dollar
size hail near Florissant, MO, Alton, IL and Mount Vernon, IL on April 10, 2015. This hail storm was traveling E at
41.26 mph and produced hail for roughly 5 hour(s). Spotters reported a max hail size of 3″ and an average hail size of 1.46″. We estimate that 85,894 buildings were in the affected area. There were 37 spotter report(s) and the volume of hail DHI detected was significant. Based on this information, you can expect to find widespread roof damage, broken glass and automobile bodywork damage in well populated areas.

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