1 thunderstorm wind, as filed by the National Weather Service.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The Lincoln radar (KILX), 96 km away, was scanning. The volume nearest the first event began at 23:40 UTC.
1 thunderstorm wind. Local standard time, as filed.
Thunderstorm winds blew down several large trees, tree limbs, and power lines as they moved through the Ellisville, Canton, and Lewistown areas. One large tree blocked Route 9 four miles west of Canton. No injuries were reported and no damage estimate was available.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 1997Every state in 1997This day in weather historyWarnings in Illinois, August 1997
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5614263.