A line of thunderstorms developed near I-55 along an outflow boundary during early afternoon and progressed east-southeast towards I-70 by early evening. The storms produced scattered wind damage, and a 61 mph gust was measured at the Decatur Airport. Heavy rain led to a few instances of flash flooding near the I-70 corridor during the evening.

Flash Flood in EFFINGHAM, ILLINOIS
From 03-AUG-22 19:00:00 to 03-AUG-22 21:30:00 (CST-6)
Location: EFFINGHAM
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several streets were closed in town due to flash flooding.

Flood in MACON, ILLINOIS
From 03-AUG-22 20:44:00 to 03-AUG-22 23:44:00 (CST-6)
Location: MT ZION
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

River or creek overflowing, cropland and yards flooded. Report from mPING.

Thunderstorm Wind in MACON, ILLINOIS
From 03-AUG-22 14:59:00 to 03-AUG-22 15:04:00 (CST-6)
Location: (DEC)DECATUR ARPT
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Flash Flood in COLES, ILLINOIS
From 03-AUG-22 16:56:00 to 03-AUG-22 19:56:00 (CST-6)
Location: MATTOON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

There was flowing water four to five inches deep on Charleston Avenue near 21st Street.

Flash Flood in SHELBY, ILLINOIS
From 03-AUG-22 18:40:00 to 03-AUG-22 21:40:00 (CST-6)
Location: SHELBY CO ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Several roads in town were covered in 6 inches of water.

Flash Flood in EDGAR, ILLINOIS
From 03-AUG-22 20:30:00 to 03-AUG-22 23:30:00 (CST-6)
Location: METCALF
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Several streets were flooded in Metcalf.

Thunderstorm Wind in VERMILION, ILLINOIS
From 03-AUG-22 15:05:00 to 03-AUG-22 15:10:00 (CST-6)
Location: HOOPESTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A power line was blown down on West Main Street.

Thunderstorm Wind in MACON, ILLINOIS
From 03-AUG-22 15:00:00 to 03-AUG-22 15:05:00 (CST-6)
Location: (DEC)DECATUR ARPT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A tree and power line were blown down near the Decatur Airport.

Thunderstorm Wind in EFFINGHAM, ILLINOIS
From 03-AUG-22 17:56:00 to 03-AUG-22 18:01:00 (CST-6)
Location: EFFINGHAM
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Tree limbs and power lines were blown down across town.

Thunderstorm Wind in CLAY, ILLINOIS
From 03-AUG-22 18:23:00 to 03-AUG-22 18:28:00 (CST-6)
Location: LOUISVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown over and knocked down a few power poles on Kinmundy Road.

Flash Flood in MACON, ILLINOIS
From 03-AUG-22 20:44:00 to 03-AUG-22 23:44:00 (CST-6)
Location: MT ZION
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

There was flash flooding along IL-121 southeast of Mt. Zion.  Water was flowing across cropland and numerous yards.