| June 2010 | Tornado (EF2) | Elmwood | $85,000,000 | A tornado crossed the Knox-Peoria County line 1.1 miles west of Elmwood, then continued southeastward through the town of Elmwood. Considerable structural damage occurred to 10 homes, 30 businesses and nearly two dozen vehicles in downtown Elmwood, amounting to approximately $85 million in damages. There was a total of about 80 people, some that were attending an outdoor festival in the downtown and some that were at a theater, that took shelter in the basement of the movie theater. As a result, there were no injuries. The tornado dissipated 1 mile east of Elmwood. |
| November 2016 | Hail | Elmwood | $2,000,000 | Wind-driven hail caused significant damage to the roofs and siding of 50 houses in Elmwood. One house suffered a broken window. Numerous cars were damaged as well. |
| June 2009 | Thunderstorm Wind | Elmwood | $1,100,000 | A grain bin was blown down. Numerous trees and power lines were knocked down as well. Most homes in the town of Elmwood experienced damage due to falling trees and limbs. |
| November 2020 | Thunderstorm Wind | Elmwood | $100,000 | The roof of an apartment building was blown off. |
| June 2014 | Thunderstorm Wind | Elmwood | $35,000 | Numerous trees up to 12 inches in diameter were blown over on the southeast side of Elmwood. |
| April 1997 | Tornado (F0) | Elmwood | $25,000 | no account filed |
| April 2014 | Thunderstorm Wind | Elmwood | $12,000 | Several tree limbs were blown down in Elmwood. |
| May 2013 | Thunderstorm Wind | Elmwood | $12,000 | Several large tree limbs were blown onto power lines at Illinois Route 78 and Schissler Road. |
| October 2017 | Thunderstorm Wind | Elmwood | $8,000 | Several 8 to 12-inch diameter tree branches were snapped. |
| July 2011 | Thunderstorm Wind | Elmwood | $8,000 | Trees were blown down across Route 8 in Elmwood. |
| July 2024 | Thunderstorm Wind | Elmwood | - | A small outbuilding was destroyed. 71 mph winds were measured less than a mile away. |
| May 2023 | Thunderstorm Wind | Elmwood | - | Tree limbs were blown onto powerlines on the west side of Elmwood. |
| August 2023 | Thunderstorm Wind | Elmwood | - | Power lines were blown down. Additionally, a large tree was split and downed over a road in Elmwood. |
| July 2020 | Thunderstorm Wind | Elmwood | - | Several trees were blown down. |
| August 2020 | Thunderstorm Wind | Elmwood | - | A ten-inch diameter tree was blown across IL-78 near Graham Chapel Road. |
| June 2017 | Thunderstorm Wind | Elmwood | - | An 18 to 24-inch diameter tree was blown down. |
| August 2014 | Thunderstorm Wind | Elmwood | - | A 6 to 7-inch diameter branch was broken off a cedar tree. |
| June 2010 | Flash Flood | Elmwood | - | Around 2.50 of rain fell between 0630 and 0830 CST on top of already saturated ground. This produced rapid flash flooding in western and central Peoria County. Most rural roads were flooded, from Hanna City toward Farmington to Elmwood, as drainage ditches were overflowing. |
| April 2006 | Thunderstorm Wind | Elmwood | - | Numerous trees, power poles and power lines were blown down. |
| May 2004 | Thunderstorm Wind | Elmwood | - | A large tree was blown down. |
| July 2003 | Thunderstorm Wind | Elmwood | - | Widespread wind damage to trees and power lines was reported in Elmwood, Princeville, Mossville, Chillicothe, Peoria and Bartonville. Some of the fallen trees landed on a couple of homes causing minor roof damage. A couple of sheds were destroyed and part of a roof on a business in Princeville was blown off. No injuries were reported. |
| August 2000 | Thunderstorm Wind | Elmwood | - | Thunderstorm winds blew down several large trees. Also, numerous shingles were blown off of a garage 3 miles south of Laura. |
| September 2000 | Thunderstorm Wind | Elmwood | - | A corn field was damaged in the area as a result of straight line winds. |
| June 2000 | Thunderstorm Wind | Elmwood | - | Several large tree limbs and power lines were blown down. |
| April 1999 | Thunderstorm Wind | Elmwood | - | As a line of severe storms moved into Peoria County, a power pole was snapped off at the ground near Elmwood and an awning at a gas station in Brimfield was damaged. No injuries were reported. |
| July 1999 | Thunderstorm Wind | Elmwood | - | Several large tree limbs were blown down in Elmwood. |
| May 1998 | Thunderstorm Wind | Elmwood | - | Thunderstorm winds blew down several large trees in Elmwood. No injuries or damage to property were reported. |
| June 1998 | Thunderstorm Wind | Elmwood | - | Thunderstorm winds blew down numerous trees, tree limbs, and power lines in an area extending from Elmwood to Peoria. Some of the trees fell onto homes causing structural damage. No injuries were reported and no damage estimate was available. |
| March 1998 | Thunderstorm Wind | Elmwood | - | As a line of severe thunderstorms moved through Peoria county, numerous reports of damage were received. Six miles south of Elmwood, several small greenhouses and a metal building were damaged. In Peoria, a 200 foot by 75 foot section of the post office garage roof was blown off and curled into a ball and the second story of an abandoned business collapsed due to the thunderstorm winds. No injuries were reported. Throughout the county numerous trees, tree limbs, power poles, and power lines were blown down. No damage estimate was available. |
| May 1995 | Thunderstorm Wind | Elmwood | - | Thunderstorm winds blew down numerous trees. One tree fell onto a house and caused minor damage to the roof. Also, there was some damage to five outbuildings. No damage estimate was available. |
| July 2024 | Thunderstorm Wind | Elmwood | - | no account filed |
| February 2017 | Hail | Elmwood | - | no account filed |
| April 2015 | Hail | Elmwood | - | no account filed |
| June 2014 | Hail | Elmwood | - | no account filed |
| March 2006 | Hail | Elmwood | - | no account filed |
| April 2006 | Hail | Elmwood | - | no account filed |
| July 2003 | Hail | Elmwood | - | no account filed |
| May 2002 | Hail | Elmwood | - | no account filed |
| May 1998 | Hail | Elmwood | - | no account filed |