| June 2022 | Thunderstorm Wind | Troy | $20,000 | A swath of damaging winds occurred over Lincoln County from Troy to Winfield. Several trees were blown down on to Highway KK just north of Troy. Also, numerous tree limbs, small trees and power lines were blown down. In Winfield, a small barn sustained moderate roof damage. |
| August 2001 | Thunderstorm Wind | Troy | $5,000 | Thunderstorm wind gusts blew down the sign of a local restaurant. |
| May 1993 | Thunderstorm Wind | Troy | $5,000 | The county sheriff reported trees and power lines down with wind gusts estimated at 40 to 50 miles an hour. Golf ball-size hail was reported by spotters east of Troy a few minutes later. |
| May 1996 | Thunderstorm Wind | Troy | $5,000 | no account filed |
| April 2023 | Hail | South Troy | $1,000 | A wide swath of large hail fell across Lincoln County from about 3 miles south of Cave, through Troy to Foley and Winfield. One house just southwest of Foley had a window broken by the large hail. |
| April 1995 | Thunderstorm Wind | Troy | $800 | The county sheriff reported minor damage to a mobile home southeast Troy and utility poles were blown down near Winfield. |
| May 1993 | Hail | Troy | $500 | The county sheriff reported trees and power lines down with wind gusts estimated at 40 to 50 miles an hour. Golf ball-size hail was reported by spotters east of Troy a few minutes later. |
| July 1995 | Thunderstorm Wind | Troy | $200 | Large trees were blown down south of Troy. |
| March 2026 | Thunderstorm Wind | Troy | - | Thunderstorm winds downed a tree on East Cherry Street. Live powerlines were also downed on the same street. |
| April 2026 | Tornado (EF1) | South Troy | - | A brief tornado touched down along Linns Mill Road near Coon Creek, southwest of Troy, and moved northeast. The tornado crossed Forest Acres Lane and Crooked Creek before lifting along Sugar Grove Road. Along it's path it produced tree damage, snapping some tree trunks and uprooting other trees. This damage suggests a maximum wind speed of approximately 95 mph. |
| April 2026 | Thunderstorm Wind | South Troy | - | Thunderstorm winds caused damage from near the Woodland Airstrip northeast into Winfield. Near the beginning, winds peeled back the roof of an old farm outbuilding and caused a small farm outbuilding to collapse upon itself. Winds blew down tree branches, power lines, and power poles along its path. Between Moscow Mills and Troy, a billboard was blown over onto a mobile home which sustained damage. |
| March 2025 | Thunderstorm Wind | South Troy | - | Thunderstorm winds knocked down tree branches between Hawk Point and Troy just south of Highway 47. The thunderstorm then produced a 78 mph wind gust at Avery Park in Troy. |
| August 2021 | Thunderstorm Wind | Troy | - | A line of severe storms moved east across Lincoln County. Numerous trees, tree limbs and power lines were blown down. In Troy, a large tree limb was blown onto a house causing minor roof damage. East of Troy along Highway 47, three power poles were snapped off. |
| March 2020 | Hail | South Troy | - | Large hail up to 2.5 inches in diameter was reported in southern portions of Lincoln County. The large hail was reported in near Troy, Moscow Mills, Old Monroe, and Winfield. |
| June 2020 | Thunderstorm Wind | South Troy | - | Thunderstorm winds blew down several large tree limbs on Highway U near intersection with Highway J. |
| July 2020 | Flash Flood | Troy | - | Up to four inches of rain fell in a short amount of time causing flash flooding. Numerous roads were flooded including portions of Highway 47 between Troy and Hawk Point. |
| August 2020 | Thunderstorm Wind | Troy | - | Thunderstorm winds blew down two large highway signs along U.S. Highway 61 near interchange with Highway 47. Also, about 3 miles east northeast of Troy, large tree limbs were blown down and part of a tin roof of a east-west facing gable barn was torn off. In Foley, several large trees were uprooted. |
| June 2019 | Thunderstorm Wind | Troy | - | Thunderstorms blew down a large tree in Avery Park. Also, numerous tree limbs were blown down and a house lost a shutter off of it. |
| May 2018 | Thunderstorm Wind | Troy | - | Thunderstorm winds blew down several large trees at the entrance to Cuivre River State Park. |
| June 2018 | Thunderstorm Wind | Troy | - | Thunderstorm winds blew down several large tree limbs on the west side of town. |
| July 2016 | Thunderstorm Wind | Troy | - | Thunderstorm winds blew down several large trees and numerous tree limbs in Troy and Moscow Mills. |
| April 2015 | Thunderstorm Wind | South Troy | - | Thunderstorm winds blew down numerous power lines onto Highway 47 near the juncture with Highways H and J west of Troy. Also, 4 to 5 power poles were snapped off on about 4 feet above the ground on North Moore School Road west of Troy. In Winfield, a 5 inch diameter poplar tree was snapped off. |
| July 2014 | Thunderstorm Wind | Troy | - | Thunderstorm winds blew down a large tree onto a house in Troy causing moderate damage. Several trees were blown down about two miles southwest of Moscow Mills on Highway U. A couple of fences were destroyed in this area as well. |
| April 2014 | Thunderstorm Wind | Troy | - | Thunderstorm winds caused widespread damage in Lincoln County. In Troy, winds lifted the roof off of an attached garage. The garage door was open at the time the winds blew through. Also, several trees and fences were blown down around town. South of Troy on Highway U, several power lines were blown down onto the roadway. In Elsberry, some shingles were blown off of several homes. |
| April 2014 | Thunderstorm Wind | Troy | - | Thunderstorm winds broke several store windows in downtown Troy. Also, numerous tree limbs were blown down around town. |
| September 2014 | Flash Flood | South Troy | - | Up to six inches of rain fell in a short amount of time causing flash flooding. Highway J southwest of Troy was closed due to running water from Big Creek. |
| June 2011 | Thunderstorm Wind | South Troy | - | Thunderstorm winds blew down several large trees near the intersection of Highways J and U. |
| July 2011 | Thunderstorm Wind | Troy | - | Thunderstorm winds blew down several large trees, numerous tree limbs and power lines around town. |
| July 2011 | Flash Flood | Troy | - | Up to four inches of rain fell in less than an hour causing flash flooding in and around the Troy area. Four swift water rescues had to be performed and numerous roads were closed due to flooding for a few hours. No injuries were reported. A 5 foot by 12 foot flat trailer from a business was swept away by the floodwaters. It went underneath a small bridge before coming to rest about 75 to 100 feet away from the business. |
| August 2010 | Thunderstorm Wind | Troy | - | Six to eight inch tree limbs were broken by thunderstorm winds. |
| August 2010 | Flash Flood | South Troy | - | Several streets in downtown Troy were flooded and became impassable. Numerous intersections across town were underwater. |
| June 2009 | Thunderstorm Wind | Troy | - | Thunderstorm winds caused a wide swath of damage extending from Troy to Winfield. Numerous trees, tree limbs and power lines were blown down. In Winfield, winds were estimated around 80 mph. Several garage doors were caved in and various lawn and play equipment were blown around. Also, several dozen large trees were blown onto highways, blocking them for a time. |
| July 2008 | Flash Flood | Troy | - | Up to three inches of rain fell in a short amount of time on already saturated soils causing flash flooding. Several roads in Troy had over a foot of water on them. A few vehicles tried to drive through the flood waters and stalled out. |
| May 2008 | Hail | Troy | - | An NWS employee reported nickel size hail. |
| August 2007 | Thunderstorm Wind | Troy | - | Numerous trees and power lines were blown down between Troy and Winfield along Highway 47. |
| January 2006 | Hail | Troy | - | A NWS cooperative observer reported 1 inch hail. |
| January 2006 | Hail | Troy | - | Emergency management personnel reported 1 inch hail northwest of Troy. |
| June 2006 | Thunderstorm Wind | Troy | - | Several large tree limbs were blown down. |
| July 2006 | Thunderstorm Wind | Troy | - | Several large tree limbs were blown down. |
| May 2004 | Hail | Troy | - | Storm spotters reported nickel size hail. |
| July 2004 | Thunderstorm Wind | Troy | - | Amateur radio spotters and local law enforcement reported trees and power lines down in several areas in Troy. Some large branches fell on homes causing minor damage. A couple of tractor trailer trucks were pushed over by the wind on US Highway 61. |
| April 2003 | Hail | Troy | - | An off duty NWS employee reported 1 inch hail. |
| September 2003 | Thunderstorm Wind | Troy | - | Amateur radio spotters reported power lines down on the north side of Troy. |
| June 2002 | Thunderstorm Wind | Troy | - | Thunderstorm winds downed large tree limbs and power lines in Troy. |
| July 2002 | Thunderstorm Wind | Troy | - | The County Sheriff reported trees down blocking Highway H. |
| April 2001 | Hail | Troy | - | Storm spotters reported 1 inch hail at the intersection of Highway J and U. |
| October 2001 | Hail | Troy | - | The County Sheriff reported 3/4 inch hail southeast of Troy. |
| June 2000 | Thunderstorm Wind | Troy | - | Local law enforcement reported power lines down. |
| August 2000 | Lightning | Troy | - | A lightning strike set off the outdoor warning sirens in Troy. The sirens were on for 21 minutes before the system was turned off. |
| August 2000 | Thunderstorm Wind | Troy | - | Local law enforcement reported scattered trees down in town. |
| July 2000 | Tornado (F0) | Troy | - | Law enforcement reported a brief tornado near the intersection of Highways 61 and 47. |
| March 1998 | Thunderstorm Wind | Troy | - | Thunderstorm wind gusts downed some power poles and lines. |
| April 2023 | Thunderstorm Wind | Troy | - | no account filed |
| April 2023 | Hail | South Troy | - | no account filed |
| March 2023 | Hail | Troy | - | no account filed |
| August 2019 | Thunderstorm Wind | Troy | - | no account filed |
| June 2018 | Hail | Troy | - | no account filed |
| March 2017 | Thunderstorm Wind | Troy | - | no account filed |
| May 2016 | Hail | Troy | - | no account filed |
| June 2015 | Hail | Troy | - | no account filed |