Granite City, IL 11-05-2017

Hail Map Granite City, IL 11-05-2017

Doppler radar detected Ping Pong Ball size hail near Granite City, IL, Arnold, MO and Collinsville, IL on November 5, 2017. This hail storm was traveling E at 38 mph and the entire storm produced hail for roughly 5 hour(s). There were 38 spotter report(s) with reported max hail size of 3″ and an average hail size of 1.73″. We estimate that 85,490 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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Granite City, IL 11-06-2017

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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Mount Vernon, IL 11-03-2017

Hail Map Mount Vernon, IL 11-03-2017

Doppler radar detected Quarter size hail near Mount Vernon, IL, Bonne Terre, MO and Benton, IL on November 3, 2017. This hail storm was traveling S at 15 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 27,899 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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Ballwin, MO 09-05-2017

Hail Map Ballwin, MO 09-05-2017

Doppler radar detected Quarter size hail near Ballwin, MO, Chesterfield, MO and Edwardsville, IL on September 5, 2017. This hail storm was traveling SE at 23 mph and the entire storm produced hail for roughly 6 hour(s). There were 3 spotter report(s) with reported max hail size of 1.25″ and an average hail size of 1.08″. We estimate that 57,716 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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Edwardsville, IL 09-05-2017

Hail Map Edwardsville, IL 09-05-2017

Doppler radar detected Ping Pong Ball size hail near Edwardsville, IL, Collinsville, IL and Fairview Heights, IL on September 5, 2017. This hail storm was traveling SE at 23 mph and the entire storm produced hail for roughly 7 hour(s). There were 11 spotter report(s) with reported max hail size of 2″ and an average hail size of 1.52″. We estimate that 89,952 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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