| March 2002 | Thunderstorm Wind | Galesburg | 1 killed | As a severe thunderstorm moved northeast across Knox County, it blew down several trees and power lines. Also, 2.4 miles south southeast of Rio on IL Route 150 at 2500 N, the thunderstorm winds caused a woman to lose control of her car. She slid sideways and struck a utility pole. She was killed in the crash. No other injuries or deaths were reported. |
| June 2005 | Thunderstorm Wind | Galesburg | 2 hurt | Numerous trees blown down in Galesburg. Two minor injuries occurred when a tree fell on a car. |
| June 1997 | Thunderstorm Wind | Galesburg | 1 hurt | Thunderstorm winds blew down several large trees and tree limbs in Galesburg. Also, some minor siding damage was reported on one home. Also, the thunderstorm winds blew over a semi tractor-trailer near the junction of I-74 and US 34. The truck driver was treated for minor injuries and released. No other injuries were reported and no damage estimate was available. |
| August 2020 | Thunderstorm Wind | Galesburg | $100,000 | Numerous tree branches and power lines were blown down across Galesburg. |
| August 2019 | Thunderstorm Wind | Galesburg | $80,000 | Numerous trees and power lines were blown down in Galesburg. |
| June 2009 | Thunderstorm Wind | Galesburg | $75,000 | Numerous trees and power lines were blown down. |
| May 2020 | Thunderstorm Wind | Galesburg | $70,000 | Several power poles were blown down in Galesburg. |
| July 2016 | Thunderstorm Wind | Galesburg | $60,000 | Numerous tree branches and power lines were blown down around Galesburg. |
| June 2018 | Thunderstorm Wind | Galesburg | $55,000 | A few trees and power lines were blown down in Galesburg. One tree fell onto a house. |
| May 2016 | Thunderstorm Wind | Galesburg | $50,000 | A power pole was snapped and numerous trees were blown down on the west side of Galesburg. |
| June 2015 | Thunderstorm Wind | Galesburg | $45,000 | Several trees and power lines were blown down. |
| July 2020 | Thunderstorm Wind | Galesburg | $40,000 | Numerous large trees and tree branches were blown down from Galesburg to Knoxville. |
| June 2009 | Thunderstorm Wind | Galesburg | $40,000 | Numerous trees were blown down in Galesburg and Knoxville. Trees were knocked down across I-74 near mile marker 50. |
| November 2015 | Thunderstorm Wind | Galesburg | $35,000 | Numerous trees were blown down across Galesburg. |
| October 2017 | Thunderstorm Wind | Galesburg | $30,000 | Numerous trees and large tree branches were blown down across Galesburg. |
| November 2015 | Thunderstorm Wind | East Galesburg | $30,000 | A portion of a church roof was blown off. |
| September 2013 | Thunderstorm Wind | Galesburg | $30,000 | Several large trees were snapped or uprooted in downtown Galesburg and in the Standish Park area. An industrial building lost part of its roof and a transformer pole was snapped when a large tree fell across a road. A large portion of Galesburg was without power due to the storm. |
| May 2011 | Thunderstorm Wind | Galesburg | $30,000 | Numerous large tree limbs were blown down and some siding was ripped off a few houses. |
| July 2016 | Thunderstorm Wind | Galesburg | $25,000 | A few trees and power lines were blown down in Galesburg. |
| June 2010 | Thunderstorm Wind | Galesburg | $25,000 | Numerous tree limbs and power lines were blown down around Galesburg. |
| June 2008 | Thunderstorm Wind | Galesburg | $25,000 | Numerous trees, tree limbs, and power lines were blown down between Galesburg, Altona, and Victoria. |
| November 2010 | Thunderstorm Wind | Galesburg | $20,000 | A few trees and powerlines were blown down in Galesburg. |
| June 2010 | Thunderstorm Wind | Galesburg | $20,000 | One tree and numerous tree limbs were blown down from Galesburg to Dahinda. Several power lines were downed as well. |
| June 2009 | Thunderstorm Wind | Galesburg | $20,000 | Several trees were blown down in Galesburg. |
| June 2020 | Thunderstorm Wind | Galesburg | $15,000 | Several trees were blown down in Galesburg. |
| July 2015 | Thunderstorm Wind | East Galesburg | $15,000 | Several power lines were blown down on the east side of Galesburg. |
| November 2015 | Thunderstorm Wind | East Galesburg | $15,000 | A semi was blown over on I-74 at mile marker 49. |
| March 2017 | Thunderstorm Wind | Galesburg | $14,000 | A car was crushed by a falling tree near Knox College in Galesburg. |
| June 2020 | Thunderstorm Wind | East Galesburg | $10,000 | Several trees were blown down in East Galesburg. |
| June 2013 | Thunderstorm Wind | Galesburg | $8,000 | Power lines were blown down in Galesburg. |
| June 2009 | Thunderstorm Wind | Galesburg | $7,000 | Six large trees were blown down at the Bunker Links Golf Course on the north side of Galesburg. |
| June 1999 | Thunderstorm Wind | Galesburg | $5,000 | Numerous tree limbs were blown down and one power pole was blown down onto a car causing $5,000 in damage. |
| August 2011 | Lightning | Galesburg | $3,000 | A lightning strike destroyed a tree, and killed a Chinese Sharpei dog which was chained to the tree. |
| June 2019 | Thunderstorm Wind | Galesburg | $2,000 | A small shed was overturned. |
| July 1996 | Thunderstorm Wind | Galesburg | $2,000 | no account filed |
| August 2000 | Thunderstorm Wind | Galesburg | $1,000 | Thunderstorm winds blew down several trees, tree limbs and power lines in Galesburg. One tree fell onto an occupied truck, causing $1,000 in damage. There were no injuries. In Knoxville, at the county fair, a large tent was blown down. |
| July 1994 | Thunderstorm Wind | Galesburg | $500 | Trees and limbs were blown down. |
| July 2024 | Thunderstorm Wind | Galesburg | - | Extensive tree and power line damage occurred across the southern half of Galesburg. |
| July 2024 | Thunderstorm Wind | Galesburg | - | Report from mPING, damage to tree limbs and power poles. |
| August 2023 | Thunderstorm Wind | Galesburg | - | Trees and power lines were blown down. |
| March 2022 | Thunderstorm Wind | Galesburg | - | Structural damage occurred to a downtown building and numerous tree branches were blown down. |
| July 2022 | Thunderstorm Wind | Galesburg | - | Three inch tree limb broken, report from mPING. |
| July 2022 | Flash Flood | Galesburg | - | Significant street flooding occurred in Galesburg. |
| June 2018 | Thunderstorm Wind | Galesburg | - | A power line was blown down in Galesburg. |
| July 2017 | Thunderstorm Wind | Galesburg | - | A large tree was blown over in Galesburg. |
| June 2012 | Thunderstorm Wind | Galesburg | - | Numerous trees and power lines were blown down. |
| May 2011 | Thunderstorm Wind | Galesburg | - | A shed was destroyed, playground equipment was damaged, and a large vent was torn off the roof of a school. In addition, a few outbuildings were damaged at Lowes. |
| June 2007 | Thunderstorm Wind | Galesburg | - | Numerous tree limbs were blown down. |
| August 2007 | Thunderstorm Wind | Galesburg | - | An area of enhanced wind damage occurred in Galesburg within a larger swath of damaging winds. The damage was primarily to trees, fences, power lines and poles, and garages. Some structures received damage as well, primarily due to falling trees and other debris. |
| August 2007 | Hail | Galesburg | - | Estimated penny size hail at Pinkys Cozy Inn on Route 150. |
| March 2006 | Hail | Galesburg | - | Hail covering the ground. |
| April 2006 | Thunderstorm Wind | Galesburg | - | A Mobile home was moved off foundation and a was shed blown down. In addition, minor structural damage was reported, and a flag pole and numerous trees were blown down. |
| July 2006 | Thunderstorm Wind | Galesburg | - | Numerous trees, tree limbs and power lines were blown down. |
| August 2006 | Thunderstorm Wind | Galesburg | - | Numerous trees, tree limbs and power lines were blown down. |
| August 2005 | Thunderstorm Wind | Galesburg | - | A swath of wind damage extended from the northeast corner of Galesburg to 2 miles east of town. Numerous trees and tree limbs were blown down as well as a large area of corn through the damage path. Two garages and their contents received substantial damage when trees fell on them. In addition, a small, weak wood frame building received substantial damage. |
| July 2004 | Flash Flood | Galesburg | - | An inch of rain fell in less than an hour in Galesburg. This caused widespread flooding in town. Several businesses sustained significant water damage. |
| July 2004 | Flash Flood | Galesburg | - | Very heavy rain fell in a short amount of time. Numerous roads in Galesburg and Gilson were flooded. |
| July 2004 | Thunderstorm Wind | Galesburg | - | Numerous trees and power lines blown down from Galesburg to Gilson. |
| October 2004 | Thunderstorm Wind | Galesburg | - | Numerous large tree limbs down. |
| July 2003 | Thunderstorm Wind | Galesburg | - | Several power lines were blown down. |