Ahead of a strong cold front, discrete supercells developed and rapidly moved northeast across the region during the early afternoon. Then as the front moved through the activity became more linear before moving out by late evening. There were numerous reports of large hail, damaging winds and two tornadoes.

Tornado in MACOUPIN, ILLINOIS
From 31-MAR-23 17:47:00 to 31-MAR-23 17:48:00 (CST-6)
Location: MC VEY
Tornado F-scale: EF0
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

At 6:47 PM CDT, a weak tornado touched down in northern Macoupin County near the intersection of Waggoner and Boston Chapel Roads. Here the tornado ripped a portion of the roof off of a farm building and threw some of the debris with enough force to embed a plank of wood into the rood of a home. The tornado then traversed a few fields and wooded areas, crossing into Montgomery County at West County Line Road. In Macoupin County, the tornado was rated EF0 with a max wind speed of 74 mph. The path length was 0.85 miles and a max path width of 50 yards.

Tornado in MONTGOMERY, ILLINOIS
From 31-MAR-23 17:48:00 to 31-MAR-23 17:53:00 (CST-6)
Location: WAGGONER
Tornado F-scale: EF0
Property damage: 15.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

As the tornado moved into Montgomery County, it crossed Interstate 55. On the east side of the interstate, south of Morrisonville Ave, the tornado caused minor damage to tree limbs along a hedge line before crossing East nth Rd, continuing northeast. Soon after, the tornado crossed Morrisonville Ave and struck a small metal machine shed on the northern side of the road. The tornado lofted debris across East 5th Rd into a field and drainage canal before lifting at 6:53 PM. In Montgomery County the tornado was rated EF0 with a max wind speed of 80 mph. The path length was 5.48 miles and a max path width of 150 yards. Overall, the tornado was rated EF0 with a max wind speed of 80 mph. The path length was 6.33 miles and a max path width of 150 yards. No deaths or injuries were reported. No deaths or injuries were reported.

Tornado in MARION, ILLINOIS
From 31-MAR-23 19:11:00 to 31-MAR-23 19:18:00 (CST-6)
Location: SELMAVILLE
Tornado F-scale: EF1
Property damage: 2.00M
Crop damage: 0.00K
Reported by: NWS Storm Survey

At 8:11 PM CDT, a tornado touched down to the southwest of Salem, IL, near the intersection of Selmaville Rd and Lowery Ln. There it damaged several trees before moving through a forested area. The tornado then moved through a neighborhood, resulting in more tree damage, roofing and siding damage to a number of homes, and the collapse of a newly built large garage. Next, the tornado intensified as it moved through the southern portion of Salem, IL, damaging several homes, businesses, and numerous trees. This includes significant damage to the roof and walls of a commercial building and a home that was shifted off of its foundation. The tornado continued east of town, moving through a golf course and more wooded areas before approaching U.S. Highway 50 east of Salem. As the tornado crossed the highway, it collapsed a large outbuilding before quickly dissipating. Overall, the tornado was rated EF1 with a max wind speed of 105 mph. The path length was 5.95 miles with a max path width of 250 yards. No deaths or injuries were reported.

Hail in ADAMS, ILLINOIS
From 31-MAR-23 12:15:00 to 31-MAR-23 12:15:00 (CST-6)
Location: LIBERTY
Magnitude: 1.00 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail up to an inch in diameter caused minor damage to siding and window frames on a house.

Hail in BROWN, ILLINOIS
From 31-MAR-23 15:50:00 to 31-MAR-23 15:55:00 (CST-6)
Location: MT STERLING
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A wide swath of large hail up to two inches in diameter fell across the central portions of Brown County. The hail fell in Mt. Sterling, Hersman, Gilbirds, Jaques and Versailles.

Hail in PIKE, ILLINOIS
From 31-MAR-23 15:11:00 to 31-MAR-23 15:11:00 (CST-6)
Location: HULL ARPT
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Hail in ADAMS, ILLINOIS
From 31-MAR-23 15:20:00 to 31-MAR-23 15:40:00 (CST-6)
Location: PLAINVILLE
Magnitude: 3.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A wide swath of large hail fell across southern portions of Adams County. Hail stones were up to 3.5 inches in diameter. The large hail fell in Plainville, Richfield, Kingston, Beverly and Chestine.

Thunderstorm Wind in BROWN, ILLINOIS
From 31-MAR-23 15:48:00 to 31-MAR-23 15:50:00 (CST-6)
Location: GILBIRDS
Magnitude: 56.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm winds caused minor roof damage to a house near Illinois Route 107. Also, just east of there an open sided car port was flipped over.

Hail in ST. CLAIR, ILLINOIS
From 31-MAR-23 17:36:00 to 31-MAR-23 17:54:00 (CST-6)
Location: VILLA HILLS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several rounds of large hail up to golfball sized fell across St. Clair County. There were reports of large hail just north of Millstadt, in Belleville, Swansea, Shiloh, and O'Fallon.

Hail in MONROE, ILLINOIS
From 31-MAR-23 17:37:00 to 31-MAR-23 17:39:00 (CST-6)
Location: VALMEYER
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in MADISON, ILLINOIS
From 31-MAR-23 18:37:00 to 31-MAR-23 18:38:00 (CST-6)
Location: DORSEY
Magnitude: 61.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Social Media

Thunderstorm winds destroyed a machine shed as well as a smaller shed near Dorsey, Illinois.

Thunderstorm Wind in MADISON, ILLINOIS
From 31-MAR-23 18:37:00 to 31-MAR-23 18:47:00 (CST-6)
Location: (ALN)STL RGNL ARPT A
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Damaging thunderstorm winds moved through Bethalto and Hamel. In Bethalto, several power poles were snapped along Roosevelt Drive. Also, about 3 miles east northeast of Bethalto a grain silo was damaged and an outbuilding collapsed. Also, numerous tree limbs, power lines as well as several large trees were blown down.

Thunderstorm Wind in MADISON, ILLINOIS
From 31-MAR-23 18:41:00 to 31-MAR-23 18:44:00 (CST-6)
Location: BLUFF JCT
Magnitude: 61.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds snapped off a large tree at the base on the northwest side of town. Also, on Logan Place a large tree was uprooted.

Thunderstorm Wind in BOND, ILLINOIS
From 31-MAR-23 19:13:00 to 31-MAR-23 19:16:00 (CST-6)
Location: GREENVILLE
Magnitude: 58.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Thunderstorm Wind in MONTGOMERY, ILLINOIS
From 31-MAR-23 18:50:00 to 31-MAR-23 18:50:00 (CST-6)
Location: HILLSBORO
Magnitude: 61.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm winds uprooted several large trees and snapped a couple of large trees about 12 feet off the ground in Oak Grove Cemetery.

Thunderstorm Wind in ST. CLAIR, ILLINOIS
From 31-MAR-23 18:58:00 to 31-MAR-23 19:06:00 (CST-6)
Location: BELLEVILLE
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Thunderstorm Wind in MARION, ILLINOIS
From 31-MAR-23 19:14:00 to 31-MAR-23 19:14:00 (CST-6)
Location: ALMA
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in CLINTON, ILLINOIS
From 31-MAR-23 19:22:00 to 31-MAR-23 19:22:00 (CST-6)
Location: AVISTON
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm winds blew some shingles off the roof of a building in town.

Thunderstorm Wind in MARION, ILLINOIS
From 31-MAR-23 19:40:00 to 31-MAR-23 19:40:00 (CST-6)
Location: PATOKA
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

A large weighted patio table was blown into two trucks on the property, causing minor damage.

Thunderstorm Wind in RANDOLPH, ILLINOIS
From 31-MAR-23 20:10:00 to 31-MAR-23 20:10:00 (CST-6)
Location: MENARD
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in ADAMS, ILLINOIS
From 31-MAR-23 12:30:00 to 31-MAR-23 12:31:00 (CST-6)
Location: EWBANKS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter