| April 2026 | Thunderstorm Wind | Belleville | 3 hurt | Thunderstorm winds blew a tree onto a home 2 miles southeast of Belleville. Three individuals sustained injuries. Near Swansea and at Scott Air Force Base, winds downed large tree limbs. A report of an estimated 55 mph wind gust was reported in Swansea, but winds were likely stronger based on the damage. |
| June 2002 | Lightning | Belleville | 1 hurt | A man suffered minor injuries from a lightning strike. The lightning apparently struck a power pole he was walking by. He suffered minor bruises and burns on his neck. Power was knocked out to several nearby businesses. |
| May 2022 | Thunderstorm Wind | Belleville | $60,000 | Thunderstorm winds blew off part of the roof of a church on East Main Street near intersection with Walnut Street. Also, numerous tree limbs were blown down around Belleville. A large tree was blown onto a house in Shiloh causing moderate roof damage. |
| August 1993 | Thunderstorm Wind | Belleville | $50,000 | County officials reported trees and power lines down in Cahokia. A large warehouse roof was later damaged from high wind. |
| July 1996 | Lightning | Belleville | $20,000 | no account filed |
| May 2022 | Thunderstorm Wind | Belleville | $5,000 | Thunderstorm winds snapped a large tree at its base. |
| April 1994 | Thunderstorm Wind | Belleville | $5,000 | Several large trees were knocked down in Dupo and wind gusts as high as 70 mph were reported by ham radio spotters in Belleville. Quarter-size hail was also reported in Freeburg and dime-size hail was reported in Mascoutah. |
| April 1994 | Thunderstorm Wind | Belleville | $5,000 | Ham radio spotters reported dime-size hail in Centreville. The county sheriff reported trees and power lines down in Belleville several minutes later, followed by golf ball-size hail. |
| May 1993 | Thunderstorm Wind | Belleville | $5,000 | County officials reported power lines blown down in Belleville with some flash flooding on city streets. Streets flooded quickly in Swansea after nearly 2.50 inches of rain fell. |
| June 1997 | Thunderstorm Wind | Belleville | $4,000 | Thunderstorm wind gusts downed some trees and power lines across the area. One car has minor damage from a dpwned tree. About 4000 customers of Illinois Power were without power for a couple of horus across the metro east area. |
| May 1995 | Thunderstorm Wind | Belleville | $1,500 | Numerous power lines and large trees were knocked down across the county. |
| April 1994 | Hail | Belleville | $500 | Ham radio spotters reported dime-size hail in Centreville. The county sheriff reported trees and power lines down in Belleville several minutes later, followed by golf ball-size hail. |
| April 2025 | Thunderstorm Wind | Belleville | - | Thunderstorm winds downed trees crossing Illinois Route 15. |
| August 2023 | Thunderstorm Wind | Belleville | - | Thunderstorm winds blew down several trees, tree limbs and power lines on the southeast side of Belleville. |
| April 2023 | Tornado (EF0) | Belleville | - | A tornado touched down at 7:03 PM CDT at the intersection of West E Street and N 7th Street and tracked to the north northeast. Damage was limited to trees and power lines. The tornado lifted and dissipated on Anna Street just east of Helen Street. The tornado was rated EF0 with a max wind speed of 85 mph. The path length was 1.12 miles and a max path width of 90 yards. No deaths or injuries were reported. |
| April 2023 | Tornado (EF1) | Belleville | - | A tornado touched down at 7:03 PM CDT just south of the intersection of N 2nd Street and West F Street and tracked to the northeast. It initially caused minor tree and power line damage. Then as it moved through moved through the Forest Hill Drive area, it briefly intensified either snapping off or uprooting several very large trees. Several of the trees fell onto homes, causing more significant structural damage. Further to the northeast there was minor structural damage to a couple of homes, apartment buildings and businesses. Then the tornado lifted and dissipated on Adeline Drive just west of Sierra Drive at 7:07 PM CDT. The tornado was rated EF1 with a max wind speed of 98 mph. The path length was 3.04 miles and a max path width of 200 yards. No deaths or injuries were reported. |
| May 2016 | Thunderstorm Wind | Belleville | - | Thunderstorm winds blew down a large tree onto a garage on the east side of Belleville, causing moderate damage. Also, numerous tree limbs were blown down and a large trampoline was blown about 100 yards from original location. |
| May 2015 | Thunderstorm Wind | Belleville | - | Several large tree limbs were blown down. Also, a tree was blown over and it snapped a nearby power pole as it fell. |
| April 2014 | Thunderstorm Wind | Belleville | - | Thunderstorm winds blew down several large trees as well as numerous tree limbs and power lines. One tree fell onto a house causing moderate damage. Another tree fell onto an unoccupied car crushing it. A two and a half foot diameter pine tree was snapped. |
| April 2011 | Thunderstorm Wind | Belleville | - | Thunderstorm winds blew down several trees and numerous tree limbs in Belleville. In Swansea, numerous large tree limbs and a couple of large trees were blown down. A few of the trees were blown down onto roads. In Belleville, one of the fallen trees landed on a house damaging the second story and several large limbs landed on unoccupied vehicles causing minor to moderate damage. |
| December 2010 | Thunderstorm Wind | Belleville | - | Thunderstorm winds blew down several power poles around town. |
| June 2010 | Thunderstorm Wind | Belleville | - | Thunderstorm winds caused some minor shingle damage to a building in town. |
| August 2010 | Thunderstorm Wind | Belleville | - | Thunderstorm winds blew down numerous large tree limbs around town. |
| March 2008 | Flash Flood | Belleville | - | Two to three inches of rain fell onto already saturated soils in St. Clair county from the evening hours of March 17th through March 18th. Several roads had water flowing over them including Jefferson Road between Illinois Routes 13/15 and Illinois Route 4. |
| June 2008 | Thunderstorm Wind | Belleville | - | Numerous large tree limbs were blown down across town. One large tree limb caused moderate damage to a portion of a church building roof. |
| May 2008 | Hail | Belleville | - | Storm spotters reported 1 inch hail west of Belleville. |
| May 2008 | Hail | Belleville | - | Storm spotters reported nickel size hail northwest of Belleville. |
| May 2008 | Heavy Rain | Belleville | - | Rainfall of 2 to 4 inches caused localized flooding of roads and some small streams across much of central St. Clair County. Water was reported over roads in Belleville, Shiloh, and Smithton. |
| May 2008 | Thunderstorm Wind | Belleville | - | Amateur radio spotters reported a four inch diameter tree limb down on Centerville Ave. |
| May 2008 | Hail | Belleville | - | Amateur radio spotters reported hail from nickel to quarter size at Route 13 and 159. |
| May 2008 | Hail | Belleville | - | Amateur radio spotters reported hail up to golfball size. |
| July 2007 | Hail | Belleville | - | Storm spotters reported 1 inch hail. |
| August 2007 | Thunderstorm Wind | Belleville | - | Numerous tree limbs were blown down around the intersection of Illinois Route 13 and Warrensburg Road. |
| June 2006 | Thunderstorm Wind | Belleville | - | Thunderstorm winds blew down several large trees and power lines on the north side of Belleville and in Swansea. |
| June 2005 | Funnel Cloud | Belleville | - | A storm spotter reported 2 funnel clouds from a developing thunderstorm. The storm later produced wind gusts around 70 mph. |
| June 2005 | Thunderstorm Wind | Belleville | - | A storm spotter measured a 71 mph wind gust. Some large tree limbs were down in the area. |
| May 2004 | Lightning | Belleville | - | Lightning was blamed for a fire at a two-story house in Belleville. |
| April 2003 | Hail | Belleville | - | The County Sheriff reported silver dollar size hail. |
| April 2003 | Hail | Belleville | - | Amateur radio spotters reported golfball size hail. |
| September 2003 | Thunderstorm Wind | Belleville | - | Amateur radio spotters reported trees and power lines down in the western part of Belleville. |
| July 2003 | Thunderstorm Wind | Belleville | - | The County Sheriff reported trees and power lines down. |
| April 2001 | Thunderstorm Wind | Belleville | - | A 60-foot oak tree was blown onto a home by thunderstorm winds in Belleville. The roof and one wall were damaged. |
| September 2001 | Thunderstorm Wind | Belleville | - | Thunderstorm wind gusts downed trees and power lines in the Belleville area. Illinois Power estimated power was knocked out to 7000 customers. |
| October 2001 | Thunderstorm Wind | Belleville | - | Storm spotters reported trees and power lines down. |
| April 2000 | Hail | Belleville | - | Storm spotters reported 1 inch hail. |
| June 2000 | Thunderstorm Wind | Belleville | - | The County Sheriff reported trees down and a couple of storage buildings damaged east of town. |
| May 1995 | Hail | Belleville | - | Reported by county officials. |
| April 1994 | Hail | Belleville | - | Ham radio spotters reported 0.75-inch diameter hail at the intersection of Highways 159 and 15 on the south end of Belleville. |
| April 2026 | Hail | Belleville | - | no account filed |
| March 2023 | Thunderstorm Wind | Belleville | - | no account filed |
| July 2017 | Hail | Belleville | - | no account filed |
| April 2017 | Hail | Belleville | - | no account filed |
| December 2010 | Hail | Belleville | - | no account filed |
| May 2010 | Hail | Belleville | - | no account filed |
| May 2009 | Hail | Belleville | - | no account filed |
| June 2008 | Hail | Belleville | - | no account filed |
| May 2008 | Hail | Belleville | - | no account filed |
| May 2008 | Hail | Belleville | - | no account filed |
| May 2008 | Hail | Belleville | - | no account filed |
| August 2007 | Hail | Belleville | - | no account filed |