1 heat, as filed by the National Weather Service.
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.
1 heat. Local standard time, as filed.
A minor heat wave with heat indices in the middel 90s resulted in 3 heat related deaths in suburban Cook County.
As the offices recorded each death: direct deaths were caused by the weather itself, indirect ones by something it set in motion.
| Event | Date | Age | Sex | Where | Kind |
|---|---|---|---|---|---|
| Heat, Cook | 1998-07-14 | 40 | Female | Permanent Home | Direct |
| Heat, Cook | 1998-07-15 | 55 | Male | Permanent Home | Direct |
| Heat, Cook | 1998-07-15 | 75 | Male | Permanent Home | Direct |
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 1998Every state in 1998This day in weather historyWarnings in Illinois, July 1998
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: 5654529.