Illinois, 1971

Tornadoes and Hail in Illinois, February 19, 1971

February 19, 1971 · 9 events in 7 counties and zones

6 thunderstorm wind, 2 tornado, 1 hail, 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

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The toll

Deaths
0
Injuries
2
Property damage
$275,000
Crop damage
None recorded
Events
9

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

6 thunderstorm wind, 2 tornado, 1 hail. Local standard time, as filed.

Tornado, Morgan

When
February 19, 1:30 PM CST
Where
Morgan County
Rating
F1
Path length
7.7 mi
Path width
440 yd
Property damage
$25,000
Coordinates
39.770, -90.420

Thunderstorm Wind, McDonough

When
February 19, 1:35 PM CST
Where
McDonough County
Coordinates
40.500, -90.680

Thunderstorm Wind, Cass

When
February 19, 1:45 PM CST
Where
Cass County
Coordinates
40.000, -90.180

Hail, Cook

When
February 19, 1:55 PM CST
Where
Cook County
Measured
1 in hail
Coordinates
41.580, -87.580

Tornado, Fulton

When
February 19, 2:15 PM CST
Where
Fulton County
Rating
F1
Path length
12 mi
Path width
100 yd
Injuries
2 direct, 0 indirect
Property damage
$250,000
Coordinates
40.380, -90.320

Thunderstorm Wind, McDonough

When
February 19, 2:30 PM CST
Where
McDonough County
Coordinates
40.580, -90.400

Thunderstorm Wind, McDonough

When
February 19, 3:00 PM CST
Where
McDonough County
Coordinates
40.500, -90.400

Thunderstorm Wind, Warren

When
February 19, 3:00 PM CST
Where
Warren County
Coordinates
40.880, -90.400

Thunderstorm Wind, Knox

When
February 19, 3:30 PM CST
Where
Knox County
Coordinates
41.000, -90.080

What these are

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.
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.
Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

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

The same day elsewhere

More

Every storm in Illinois in 1971Every state in 1971This day in weather historyThe tornado archive for Illinois, 1971

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: 10011175, 10011176, 10011177, 10011178, 10011179, 10011180, 10011181, 10011182, 10011183.