Illinois, 1991

Tornado and Hail in Illinois, August 3, 1991

August 3, 1991 · NWS STL · 6 events in 5 counties and zones

4 thunderstorm wind, 1 hail, 1 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$2.5 million
Crop damage
None recorded
Events
6

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.

Event by event

4 thunderstorm wind, 1 hail, 1 tornado. Local standard time, as filed.

Hail, Monroe

When
August 3, 2:10 PM CST
Where
Monroe County
Measured
1.75 in hail
Coordinates
38.330, -90.150

Thunderstorm Wind, Monroe

When
August 3, 2:40 PM CST
Where
Monroe County
Coordinates
38.330, -90.150

Thunderstorm Wind, Randolph

When
August 3, 3:22 PM CST
Where
Randolph County
Coordinates
38.220, -89.980

Thunderstorm Wind, Jefferson

When
August 3, 4:50 PM CST
Where
Jefferson County
Coordinates
38.320, -88.900

Tornado, Richland

When
August 3, 5:46 PM CST
Where
Richland County
Rating
F1
Path length
0.5 mi
Path width
1,733 yd
Property damage
$2.5 million
Coordinates
38.730, -88.080

Thunderstorm Wind, Lawrence

When
August 3, 6:08 PM CST
Where
Lawrence County
Coordinates
38.720, -87.850

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Tornado
A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Illinois in 1991Every state in 1991This day in weather historyThe tornado archive for Illinois, 1991Warnings in Illinois, August 1991

Sources

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: 10002852, 10002853, 10002854, 10002855, 10002856, 10002857.