| April 1994 | Thunderstorm Wind | Effingham | $50,000 | Two tractor-semitrailers were blown over in Effingham while numerous trees and power lines were reportedly down across the county. The county sheriff also reported partial roof damage to two homes three miles south of Effingham. |
| June 2008 | Flash Flood | Effingham | $45,000 | Multiple roads flooded out in Effingham. Four people were rescued from stranded vehicles within the city. |
| June 2011 | Thunderstorm Wind | Effingham | $30,000 | A large tree was blown onto a house, causing significant damage to the roof. |
| June 2010 | Thunderstorm Wind | Effingham | $25,000 | Several trees and tree limbs were blown down. Some falling trees and tree limbs also downed power lines. |
| June 2008 | Thunderstorm Wind | Effingham | $25,000 | Numerous trees and tree limbs were blown down. One large tree fell onto a house causing minor damage. |
| June 2010 | Thunderstorm Wind | Effingham | $20,000 | Numerous tree limbs were blown down in Effingham. Spotty power outages were also reported around town. |
| June 2010 | Thunderstorm Wind | Effingham | $12,000 | Several tree limbs were blown down and a tent collapsed at a church picnic. |
| May 2015 | Thunderstorm Wind | Effingham | $3,000 | Two large healthy trees were snapped. |
| June 1998 | Thunderstorm Wind | Effingham | $400 | Numerous trees, tree limbs, and power lines were blown down in Effingham. One small tree landed on a car causing minor damage. No one was injured and damage was estimated around $400. |
| May 2025 | Thunderstorm Wind | Effingham | - | A power line was downed at Lakewood Manor Mobile Home Park. |
| April 2025 | Tornado (EFU) | Effingham | - | Video evidence showed a tornado touched down in an open field just west of Highway 45 and south of County Road 1680 North at 8:14 PM CDT. The tornado tracked northeastward, crossing Highway 45 and I-57 before dissipating just east of I-57 and south of East 1800th Avenue at 8:16 PM CDT. No damage was observed. |
| June 2025 | Thunderstorm Wind | Effingham | - | A 3 to 6 inch diameter tree limb was blown down onto a vehicle, causing damage to the vehicle. |
| October 2025 | Thunderstorm Wind | Effingham | - | A tree was blown down onto Merchant Street. |
| July 2024 | Thunderstorm Wind | Effingham | - | A powerline was blown down in the Lake Sara area. |
| March 2023 | Thunderstorm Wind | Effingham | - | Several roads were blocked by downed powerlines. |
| July 2023 | Thunderstorm Wind | Effingham | - | Trees bent or snapped near southbound I-57. The size and health of the trees was not reported. |
| June 2023 | Thunderstorm Wind | Effingham | - | A large tree limb was blown down, causing roof damage. |
| August 2022 | Flash Flood | Effingham | - | Several streets were closed in town due to flash flooding. |
| May 2022 | Thunderstorm Wind | Effingham | - | A weather observer reported an estimated wind gust of 60mph. |
| August 2022 | Thunderstorm Wind | Effingham | - | Tree limbs and power lines were blown down across town. |
| July 2022 | Flash Flood | Effingham | - | Road closed due to flooding at Jefferson Avenue and Walnut St. |
| June 2022 | Thunderstorm Wind | Effingham | - | A large tree was blown down. |
| June 2022 | Flash Flood | Effingham | - | Water was flowing across US-40 and US-45 in Effingham. |
| June 2022 | Flash Flood | Effingham | - | The Fayette Avenue underpass in Effingham was closed due to high water. |
| April 2020 | Thunderstorm Wind | Effingham | - | A large tree branch was blown down, damaging a chain link fence. |
| April 2020 | Thunderstorm Wind | Effingham | - | A sign was blown over at Orchard Inn Tavern. |
| May 2019 | Thunderstorm Wind | Effingham | - | Several power poles were snapped or leaning on Rickleman Avenue. |
| May 2011 | Thunderstorm Wind | Effingham | - | A few tree branches and power lines were blown down in Effingham. |
| June 2011 | Thunderstorm Wind | Effingham | - | A tree was blown down near the intersection of US 40 and County Road 1000E. |
| February 2008 | Flash Flood | Effingham | - | Many streets were flooded on the west side of Effingham. One vehicle become stuck in high water near the Little Wabash River. |
| June 2008 | Thunderstorm Wind | Effingham | - | A large tree was blown down. |
| July 2007 | Thunderstorm Wind | Effingham | - | A few tree limbs and power lines were blown down in Effingham. |
| April 2006 | Thunderstorm Wind | Effingham | - | Minor roof and siding damage. |
| July 2006 | Thunderstorm Wind | Effingham | - | Several tree limbs were blown down. |
| January 2005 | Thunderstorm Wind | Effingham | - | Measured gust from CO-OP Observer. |
| January 2005 | Thunderstorm Wind | Effingham | - | Thunderstorm wind gusts tore an awning off a gas station and caused roof damage to a couple other buildings in Effingham. |
| June 2005 | Thunderstorm Wind | Effingham | - | Several tree limbs and power lines blown down. |
| July 2005 | Thunderstorm Wind | Effingham | - | Large maple tree blown down. |
| July 2005 | Thunderstorm Wind | Effingham | - | Tree blown down across county road. |
| August 2004 | Flash Flood | Effingham | - | Very heavy rain caused US Routes 40 and 45 to become flooded in Effingham. |
| July 2003 | Thunderstorm Wind | Effingham | - | Several trees were blown down, one of which fell onto an unoccupied car damaging it in Mason. |
| July 2003 | Thunderstorm Wind | Effingham | - | Thunderstorm winds blew over a tree, knocked some shingles and siding off of a house and destroyed a section of fencing. No injuries were reported. |
| May 2003 | Thunderstorm Wind | Effingham | - | Several power lines were blown down. |
| May 2002 | Thunderstorm Wind | Effingham | - | Thunderstorm winds destroyed an unoccupied mobile home. The winds blew another unoccupied mobile home over, as well as, two semis on I-70 near Montrose and numerous trees and tree limbs. |
| February 2001 | Flash Flood | Effingham | - | Radar estimated 1 to 3 inches of rain falling on frozen ground across the area during the late morning and early afternoon hours. Numerous streets in Effingham were reported flooded and State Route 45 in Effingham was reported to be under water. |
| April 2001 | Hail | Effingham | - | Hail from dime to golf ball size was reported as the storm approached and entered Efffingham. |
| May 2001 | Hail | Effingham | - | Hail began at Lake Sara, roughly 5 miles west of Effingham and continued into Effingham. |
| August 2001 | Thunderstorm Wind | Effingham | - | Thunderstorm winds blew down several large tree limbs and power lines. |
| April 2000 | Thunderstorm Wind | Effingham | - | A couple of road signs were blown over as well as several large tree limbs in Effingham. |
| May 1998 | Tornado (F0) | Effingham | - | A tornado briefly touched down in a field 5 miles west of Effingham. No injuries were reported and only two trees were blown down. No structural damage was reported. |
| June 1998 | Thunderstorm Wind | Effingham | - | As a severe thunderstorm moved through Effingham it blew down numerous large tree limbs throughout the town. |
| August 1993 | Hail | Effingham | - | Heavy rain and dime- to nickel-size hail fell on the southeast edge of town. A shed was blown over. |
| March 2026 | Hail | Effingham | - | no account filed |
| May 2025 | Hail | Effingham | - | no account filed |
| August 2022 | Hail | Effingham | - | no account filed |
| May 2018 | Hail | Effingham | - | no account filed |
| May 2018 | Hail | Effingham | - | no account filed |
| April 2016 | Hail | Effingham | - | no account filed |
| May 2016 | Hail | Effingham | - | no account filed |
| October 2016 | Hail | Effingham | - | no account filed |