Florissant, MO 05-20-2018

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Hail Map Florissant, MO 05-20-2018

Doppler radar detected Quarter size hail near Florissant, MO, Alton, IL and Hazelwood, MO on May 20, 2018. This hail storm was traveling E at 31 mph and the entire storm produced hail for roughly 1 hour(s). There were 2 spotter report(s) with reported max hail size of 1″ and an average hail size of 1″. We estimate that 8,421 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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Florissant, MO 05-20-2018

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Hail Map Florissant, MO 05-20-2018

Doppler radar detected Quarter size hail near Florissant, MO, Alton, IL and Hazelwood, MO on May 20, 2018. This hail storm was traveling E at 38 mph and the entire storm produced hail for roughly 4 hour(s). There were 2 spotter report(s) with reported max hail size of 1″ and an average hail size of 1″. We estimate that 54,170 buildings were in the affected area and the probability 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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Granite City, IL 11-06-2017

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Hail Map Granite City, IL 11-06-2017

Doppler radar detected Half Dollar size hail near Granite City, IL, Arnold, MO and Collinsville, IL on November 6, 2017. This hail storm was traveling E at 36 mph and the entire storm produced hail for roughly 10 hour(s). There were 40 spotter report(s) with reported max hail size of 3″ and an average hail size of 1.46″. We estimate that 126,042 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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Edwardsville, IL 08-21-2017

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Hail Map Edwardsville, IL 08-21-2017

Doppler radar detected Quarter size hail near Edwardsville, IL, Alton, IL and Crawfordsville, IN on August 21, 2017. This hail storm was traveling E at 26 mph and the entire storm produced hail for roughly 7 hour(s). Radar reported a max hail size of 2.25″ and an average hail size of 1.22″. We estimate that 47,764 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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Evansville, IN 07-23-2017

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Hail Map Evansville, IN 07-23-2017

Doppler radar detected Quarter size hail near Evansville, IN, Florissant, MO and Belleville, IL on July 23, 2017. This hail storm was traveling NNE at 8 mph and the entire storm produced hail for roughly 6 hour(s). There were 1 spotter report(s) with reported max hail size of 1″ and an average hail size of 1″. We estimate that 171,689 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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