Flora, IL 11-18-2017

Hail Map Flora, IL 11-18-2017

Doppler radar detected Half Dollar size hail near Flora, IL, Posen, IL and Havana, IL on November 18, 2017. This hail storm was traveling ENE at 58 mph and the entire storm produced hail for roughly 3 hour(s). Radar reported a max hail size of 2.5″ and an average hail size of 1.3″. We estimate that 39,363 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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Granite City, IL 11-06-2017

Hail Map Granite City, IL 11-06-2017

Doppler radar detected Ping Pong Ball size hail near Granite City, IL, Arnold, MO and Collinsville, IL on November 6, 2017. This hail storm was traveling ESE at 26 mph and the entire storm produced hail for roughly 7 hour(s). There were 45 spotter report(s) with reported max hail size of 3″ and an average hail size of 1.64″. We estimate that 86,274 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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Ballwin, MO 11-05-2017

Hail Map Ballwin, MO 11-05-2017

Doppler radar detected Ping Pong Ball size hail near Ballwin, MO, Chesterfield, MO and Granite City, IL on November 5, 2017. This hail storm was traveling E at 42 mph and the entire storm produced hail for roughly 4 hour(s). There were 37 spotter report(s) with reported max hail size of 3″ and an average hail size of 1.6″. We estimate that 112,164 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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Mount Vernon, IL 08-19-2017

Hail Map Mount Vernon, IL 08-19-2017

Doppler radar detected Half Dollar size hail near Mount Vernon, IL, Pinckneyville, IL and Carmi, IL on August 19, 2017. This hail storm was traveling ESE at 39 mph and the entire storm produced hail for roughly 3 hour(s). There were 3 spotter report(s) with reported max hail size of 1.75″ and an average hail size of 1.38″. We estimate that 24,207 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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