Illinois, 2000

Tornadoes and Flash Flood in Illinois, June 20 to 21, 2000

June 20 to 21, 2000 · NWS ILX · 27 events in 21 counties and zones

21 thunderstorm wind, 5 tornado, 1 flash flood, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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
2
Property damage
$165,000
Crop damage
None recorded
Events
27

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 radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

21 thunderstorm wind, 5 tornado, 1 flash flood. Local standard time, as filed.

Thunderstorm Wind, Macon

When
June 20, 1:05 PM CST to 1:07 PM CST
Where
Macon County, 5 mi W of Decatur
Reported by
LAW ENFORCEMENT
Coordinates
39.850, -89.033

A couple of trees were blown down and several others had their tops ripped off.

Tornado, Shelby

When
June 20, 1:32 PM CST to 2:24 PM CST
Where
Shelby County, Oconee
Rating
F1
Path length
24 mi
Path width
300 yd
Injuries
1 direct, 0 indirect
Property damage
$75,000
Reported by
NWS STORM SURVEY
Coordinates
39.283, -89.117

The tornado first briefly touched down in the Oconee area where it blew down several large trees and tree limbs. The tornado then appeared to lift and move east-northeast across southern Shelby county, occasionally touching the ground in a number of places. The most significant touchdowns were found in two areas. The first was about 4 miles south of Tower Hill, where the track extended from 4.5 miles south-southwest of Tower Hill to 4 miles south-southeast of Tower Hill. Damage to trees, a grain bin, a garage and a grain auger were found in the area. The second significant touchdown started 4 miles south-southeast of Shelbyville. Even in this area, visual sightings by residents indicated that the tornado was not on the ground all the time. Damage in this area was the most substantial, with damage to several garages, as well as outbuildings destroyed and numerous trees uprooted. One women sustained minor cuts from flying glass.

Thunderstorm Wind, Coles

When
June 20, 3:00 PM CST
Where
Coles County, Mattoon
Measured
61 kt (70 mph)
Reported by
EMERGENCY MANAGER
Coordinates
39.483, -88.367

Thunderstorm Wind, Edgar

When
June 20, 3:54 PM CST
Where
Edgar County, Paris
Reported by
NEWSPAPER
Coordinates
39.617, -87.700

A large tree was blown over, as well as numerous tree limbs.

Flash Flood, Logan

When
June 20, 5:00 PM CST to 10:00 PM CST
Where
Logan County, Countywide
Property damage
$35,000
Reported by
EMERGENCY MANAGER
Coordinates
40.125, -89.367 (the zone’s center; the record gives no point)

Thunderstorms merged and continued to redevelop across the county for most of the evening. Widespread flooding of roads, underpasses, viaducts and ditches was reported in Lincoln, Mt. Pulaski and Broadwell. Radar estimates and surface reports indicated that 4 to 6 inches of rain fell in a few hours. Lots of basement flooding was observed with around 40 homes affected. No injuries were reported.

Thunderstorm Wind, Menard

When
June 20, 5:20 PM CST
Where
Menard County, Petersburg
Measured
61 kt (70 mph)
Reported by
OFFICIAL NWS OBS.
Coordinates
40.017, -89.850

Numerous large tree limbs blown down.

Thunderstorm Wind, Scott

When
June 20, 5:45 PM CST to 6:30 PM CST
Where
Scott County, Countywide
Reported by
NEWSPAPER
Coordinates
39.633, -90.483

Several trees and numerous tree limbs were blown down countywide.

Thunderstorm Wind, Logan

When
June 20, 5:52 PM CST to 6:00 PM CST
Where
Logan County, 2 mi SW of Broadwell
Reported by
NWS STORM SURVEY
Coordinates
40.050, -89.467

Large tree blown down in the southwest part of Broadwell. Numerous large trees and tree limbs were blown down in the area.

Tornado, Logan

When
June 20, 5:55 PM CST to 5:56 PM CST
Where
Logan County, Broadwell
Rating
F0
Path length
0.3 mi
Path width
100 yd
Property damage
$23,000
Reported by
NWS STORM SURVEY
Coordinates
40.067, -89.450

A tornado briefly touched down in Broadwell. The top of a grain leg on an elevator was torn off and several trees and tree limbs were blown down. Also, a few power lines were blown down and a few homes sustained minor shingle and siding damage. No injuries were reported.

Thunderstorm Wind, Morgan

When
June 20, 6:14 PM CST
Where
Morgan County, Alexander
Reported by
NEWSPAPER
Coordinates
39.717, -90.033

Thunderstorm winds flipped a mobile home, destroying it. No injuries were reported.

Tornado, Sangamon

When
June 20, 6:44 PM CST to 6:45 PM CST
Where
Sangamon County, 2 mi ENE of Springfield Arpt
Rating
F0
Path length
0.2 mi
Path width
150 yd
Property damage
$1,000
Reported by
NWS STORM SURVEY
Coordinates
39.850, -89.650

A brief touchdown occurred on the north side of Springfield. Four homes sustained minor damage to windows, roofs, siding and garages. Several large trees were destroyed. No injuries were reported.

Thunderstorm Wind, Sangamon

When
June 20, 6:45 PM CST to 7:10 PM CST
Where
Sangamon County, Springfield
Injuries
1 direct, 0 indirect
Property damage
$11,000
Reported by
NWS STORM SURVEY
Coordinates
39.800, -89.650

Numerous trees and tree limbs were blown down in the Springfield, Williamsville, Chatham, Riverton and Divernon areas. In Divernon, a large tree was blown down onto a mobile home, causing minor injuries to a women who lived there.

Thunderstorm Wind, Tazewell

When
June 20, 7:02 PM CST
Where
Tazewell County, Pekin
Reported by
EMERGENCY MANAGER
Coordinates
40.567, -89.633

Several power lines were blown down.

Thunderstorm Wind, Logan

When
June 20, 7:04 PM CST to 7:19 PM CST
Where
Logan County, 3 mi SW of Elkhart
Reported by
NWS STORM SURVEY
Coordinates
39.983, -89.517

Several trees and numerous tree limbs were blown down.

Thunderstorm Wind, De Witt

When
June 20, 7:20 PM CST
Where
De Witt County, Clinton
Reported by
LAW ENFORCEMENT
Coordinates
40.150, -88.950

Several power lines were blown down.

Thunderstorm Wind, Cass

When
June 20, 7:25 PM CST
Where
Cass County, Beardstown
Reported by
NEWSPAPER
Coordinates
40.017, -90.433

Several trees and tree limbs were blown down.

Thunderstorm Wind, Macon

When
June 20, 7:35 PM CST
Where
Macon County, Warrensburg
Reported by
NWS STORM SURVEY
Coordinates
39.933, -89.067

A large tree and several large limbs were blown down near Illinois State Route 121

Tornado, Piatt

When
June 20, 8:08 PM CST to 8:14 PM CST
Where
Piatt County, 1 mi SE of Mansfield
Rating
F0
Path length
1.5 mi
Path width
50 yd
Reported by
LAW ENFORCEMENT
Coordinates
40.200, -88.483

A tornado made a series of brief touchdowns over a 2.6 mile long path. The tornado made its first touchdown 1 mile southeast of Mansfield (Piatt County) and destroyed a barn. As it traveled to the southeast, it crossed into Champaign County, 2.5 miles west of Mahomet. The final touchdown was 1.5 miles west-southwest of Mahomet, where a house sustained moderate damage to one outside wall. No injuries were reported.

Tornado, Champaign

When
June 20, 8:14 PM CST to 8:15 PM CST
Where
Champaign County, 3 mi W of Mahomet
Rating
F0
Path length
1.1 mi
Path width
50 yd
Property damage
$20,000
Reported by
LAW ENFORCEMENT
Coordinates
40.200, -88.450

A tornado made a series of brief touchdowns over a 2.6 mile long path. The tornado made its first touchdown 1 mile southeast of Mansfield (Piatt County) and destroyed a barn. As it traveled to the southeast, it crossed into Champaign County, 2.5 miles west of Mahomet. The final touchdown was 1.5 miles west-southwest of Mahomet, where a house sustained moderate damage to one outside wall. No injuries were reported.

Thunderstorm Wind, Moultrie

When
June 20, 8:24 PM CST
Where
Moultrie County, 4 mi W of Bethany
Reported by
NWS STORM SURVEY
Coordinates
39.650, -88.800

Several trees were blown down near Illinois State Hwy 128.

Thunderstorm Wind, Douglas

When
June 20, 9:28 PM CST
Where
Douglas County, Newman
Reported by
EMERGENCY MANAGER
Coordinates
39.800, -87.983

Several power lines were blown down.

Thunderstorm Wind, Shelby

When
June 20, 9:40 PM CST to 9:41 PM CST
Where
Shelby County, 3 mi SW of Shelbyville
Reported by
NWS STORM SURVEY
Coordinates
39.383, -88.833

Several trees and tree limbs were blown down. Also, a section of tin was blown off of an old barn in town.

Thunderstorm Wind, Effingham

When
June 20, 10:13 PM CST to 10:45 PM CST
Where
Effingham County, Altamont
Reported by
LAW ENFORCEMENT
Coordinates
39.067, -88.750

Several trees, tree limbs and power lines were blown down. A care center in Altamont sustained minor damage with a couple of windows broken, an air conditioning unit blown off concrete blocks, a TV antenna wrapped around the mast and numerous shingles blown off. A suspended ceiling in a large assembly room fell and several garage doors were damaged.

Thunderstorm Wind, Clay

When
June 20, 10:35 PM CST to 10:45 PM CST
Where
Clay County, Louisville
Reported by
EMERGENCY MANAGER
Coordinates
38.767, -88.500

Several large trees and tree limbs were blown down. Also, a couple of houses sustained minor siding damage.

Thunderstorm Wind, Jasper

When
June 20, 11:00 PM CST
Where
Jasper County, Newton
Reported by
EMERGENCY MANAGER
Coordinates
38.983, -88.167

Several power lines were blown down.

Thunderstorm Wind, Clark

When
June 20, 11:30 PM CST
Where
Clark County, Marshall
Reported by
LAW ENFORCEMENT
Coordinates
39.383, -87.700

A couple of trees were blown down.

Thunderstorm Wind, Lawrence

When
June 21, 12:00 AM CST
Where
Lawrence County, 8 mi E of Lawrenceville
Reported by
LAW ENFORCEMENT
Coordinates
38.717, -87.517

A large tree was blown over onto the river road near the Wabash River.

What these are

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.
Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

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

The same day elsewhere

More

Every storm in Illinois in 2000Every state in 2000This day in weather historyThe tornado archive for Illinois, 2000Warnings in Illinois, June 2000

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: 5154641, 5154642, 5154267, 5154269, 5154275, 5154268, 5154643, 5154715, 5154716, 5154717, 5154266, 5154718, 5154271, 5154270, 5154272, 5154273, 5154274, 5154339, 5154340, 5154338, 5154341, 5154654, 5154655, 5154656, 5154657, 5154658, 5154659.