Hail, St. Clair
- When
- November 9, 2:40 PM CST
- Where
- St. Clair County
- Measured
- 1.75 in hail
- Coordinates
- 38.630, -90.080
Tornadoes and Hail in Illinois, November 9, 1984
10 hail, 5 tornado, 2 thunderstorm wind, 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
The toll
- Deaths
- 0
- Injuries
- 11
- Property damage
- $5.0 million
- Crop damage
- None recorded
- Events
- 17
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
10 hail, 5 tornado, 2 thunderstorm wind. Local standard time, as filed.
Hail, Madison
- When
- November 9, 3:25 PM CST
- Where
- Madison County
- Measured
- 1.75 in hail
- Coordinates
- 38.670, -90.000
Hail, La Salle
- When
- November 9, 4:00 PM CST
- Where
- La Salle County
- Measured
- 1 in hail
- Coordinates
- 41.250, -89.020
Hail, Madison
- When
- November 9, 4:18 PM CST
- Where
- Madison County
- Measured
- 0.75 in hail
- Coordinates
- 38.730, -89.670
Thunderstorm Wind, Madison
- When
- November 9, 4:18 PM CST
- Where
- Madison County
- Coordinates
- 38.730, -89.670
Hail, Madison
- When
- November 9, 4:32 PM CST
- Where
- Madison County
- Measured
- 1.5 in hail
- Coordinates
- 38.800, -89.900
Tornado, Bond
- When
- November 9, 4:45 PM CST
- Where
- Bond County
- Rating
- F2
- Path length
- 12 mi
- Path width
- 150 yd
- Property damage
- $2.5 million
- Coordinates
- 38.820, -89.420
Tornado, Fayette
- When
- November 9, 5:03 PM CST
- Where
- Fayette County
- Rating
- F2
- Path length
- 18 mi
- Path width
- 150 yd
- Injuries
- 11 direct, 0 indirect
- Property damage
- $2.5 million
- Coordinates
- 38.880, -89.230
Hail, Will
- When
- November 9, 5:43 PM CST
- Where
- Will County
- Measured
- 0.75 in hail
- Coordinates
- 41.430, -88.230
Thunderstorm Wind, Cook
- When
- November 9, 5:55 PM CST
- Where
- Cook County
- Coordinates
- 41.820, -87.830
Tornado, Jackson
- When
- November 9, 6:00 PM CST
- Where
- Jackson County
- Rating
- F1
- Path length
- 0.1 mi
- Path width
- 3 yd
- Coordinates
- 37.780, -89.250
Tornado, Will
- When
- November 9, 6:40 PM CST
- Where
- Will County
- Rating
- F0
- Path length
- 0.1 mi
- Path width
- 3 yd
- Coordinates
- 41.430, -87.980
Hail, Cumberland
- When
- November 9, 6:42 PM CST
- Where
- Cumberland County
- Measured
- 0.75 in hail
- Coordinates
- 39.300, -88.300
Hail, Cumberland
- When
- November 9, 6:42 PM CST
- Where
- Cumberland County
- Measured
- 0.75 in hail
- Coordinates
- 39.220, -88.450
Hail, Cumberland
- When
- November 9, 7:05 PM CST
- Where
- Cumberland County
- Measured
- 1 in hail
- Coordinates
- 39.270, -88.250
Hail, Coles
- When
- November 9, 7:33 PM CST
- Where
- Coles County
- Measured
- 1 in hail
- Coordinates
- 39.480, -88.180
Tornado, Jackson
- When
- November 9, 9:47 PM CST
- Where
- Jackson County
- Rating
- F0
- Path length
- 0.1 mi
- Path width
- 3 yd
- Coordinates
- 37.820, -89.670
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 1984Every state in 1984This day in weather historyThe tornado archive for Illinois, 1984
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: 10005545, 10005546, 10005547, 10005548, 10005549, 10005550, 10005551, 10005552, 10005553, 10005554, 10005555, 10005556, 10005557, 10006403, 10006618, 10006619, 10006620.