| April 1995 | Hail | Harrisonville | $3,000,000 | ,,,,,,,,Thunderstorm Winds (G52) Gunn City,16,0924CST,0,0,0,0,500K,200K,Hail (1.75) Very large hail caused significant damage along a four-mile-wide path across the county from Cleveland to Harrisonville to Gunn City. The hail, driven by winds up to 60 mph shattered windows and punched holes in roofs. Numerous cars were damaged, including 95 percent of cars in each of two dealerships. A greenhouse was also destroyed near Gunn City. Some of the early wheat and alfalfa crops also suffered damage. |
| June 2021 | Thunderstorm Wind | Harrisonville | $20,000 | There was a report of a roof blown off of a church in Harrisonville. |
| June 2010 | Tornado (EF0) | Harrisonville | $10,000 | Storm survey and eye witness accounts, confirm that an EF0 tornado touched down at 17:39 CST a little over one half mile south of Harrisonville. The tornado traveled around 2 miles to the east, before lifting at 17: 44 CST. A church had a roof blown off. There was also minor damage to a commercial building, and a number of trees were also damaged. |
| April 2007 | Hail | Harrisonville | $5,000 | no account filed |
| June 2004 | Thunderstorm Wind | Harrisonville | $2,000 | Power lines down. |
| July 1995 | Thunderstorm Wind | Harrisonville | $2,000 | Harrisonville PD reported thunderstorm wind gusts to 75 mph at Peculiar and roof torn off of a barn near Garden City. |
| June 2016 | Thunderstorm Wind | Harrisonville | $1,000 | A large tree was reported down on the east side of Harrisonville, MO. |
| June 2011 | Thunderstorm Wind | Harrisonville | $500 | Thunderstorm wind gusts were estimated up to 70 mph. A 24 foot tall flag pole was blown over. |
| August 2010 | Thunderstorm Wind | Harrisonville | $500 | A tree one foot in diameter was reported down and a power pole was snapped.|Thunderstorm wind gusts were estimated up to 60 mph. |
| June 1994 | Thunderstorm Wind | Harrisonville | $500 | Large tree limbs were blown down and terraces damaged. Minor crop damage was also reported by agricultural officials. |
| March 2025 | Thunderstorm Wind | Harrisonville | - | Multiple trees downed in Harrisonville. |
| June 2024 | Thunderstorm Wind | Harrisonville | - | Medium sized tree limbs downed in Harrisonville. |
| September 2023 | Hail | Harrisonville | - | Quarter sized hail was reported in Harrisonville. |
| September 2023 | Hail | Harrisonville | - | Golf ball sized hail was reported on the east side of Harrisonville. |
| July 2023 | Hail | Harrisonville | - | Softball size hail was reported on the east side of Harrisonville. |
| July 2023 | Hail | Harrisonville | - | Baseball sized hail was reported on the far southeast side of Harrisonville. |
| September 2023 | Hail | Harrisonville | - | Quarter sized hail reported on the west side of Harrisonville. |
| September 2023 | Hail | Harrisonville | - | Quarter sized hail reported on NW side of Harrisonville. |
| September 2023 | Hail | Harrisonville | - | Half dollar sized hail was reported on the east side of Harrisonville. |
| April 2021 | Flash Flood | Harrisonville | - | After 1 to 2 inches of rain fell over a short period of time, several stretches of Highway 291 were flooding. |
| May 2019 | Flash Flood | Harrisonville | - | Water was over the roads in Harrisonville, some over 8 inches deep. |
| September 2019 | Flash Flood | Harrisonville | - | After 3 to 5 inches of rain fell across portions of Cass County the town of Harrisonville, Missouri had many highways completely impassible. Harrisonville is a crossroad for I-49, Highway 2, and Highway 7. Several locations among those highways were covered in water. Several businesses were also inundated with several feet of water. Despite the selection of $0 damage, the damage to many businesses was extensive, but a dollar value could not be determined at this time. |
| May 2017 | Thunderstorm Wind | Harrisonville | - | Law Enforcement reported a 60 mph wind gust. |
| August 2017 | Flash Flood | Harrisonville | - | Several streets in Harrisonville were flooded with 2 to 3 feet of water. |
| October 2017 | Thunderstorm Wind | Harrisonville | - | Trees were down and debris was in the road south of Harrisonville. |
| March 2017 | Thunderstorm Wind | Harrisonville | - | The public reported several large trees down across Harrisonville. |
| March 2014 | Hail | Harrisonville | - | Hail covered the ground. |
| October 2014 | Hail | Harrisonville | - | Reported via social media. |
| June 2011 | Thunderstorm Wind | Harrisonville | - | Thunderstorm wind gusts were estimated up to 65 mph. |
| June 2010 | Thunderstorm Wind | Harrisonville | - | A large tree was reported to be blown down. |
| July 2010 | Thunderstorm Wind | Harrisonville | - | Thunderstorm winds were estimated to 65 mph. |
| June 2009 | Thunderstorm Wind | Harrisonville | - | The AWOS at the airport had a wind gust to 64 knots. |
| June 2008 | Thunderstorm Wind | Harrisonville | - | Several trees up to 15 inches in diameter were reported down in Harrisonville. |
| August 2008 | Thunderstorm Wind | Harrisonville | - | Numerous trees were reported down. |
| June 2007 | Flash Flood | Harrisonville | - | K Highway between 240th and 245th Streets was closed due to water across the road. |
| April 2007 | Flash Flood | Harrisonville | - | Heavy rains produced flash flooding in Harrisonville. Two water rescues were needed at low water crossings. Many roads in town were impassable due to high water. |
| May 2007 | Flash Flood | Harrisonville | - | Most roads in town flooded and impassable due to the extremely heavy rains. |
| June 2004 | Flash Flood | Harrisonville | - | Water over State Highway 291 at 231st St due to heavy rains. |
| May 2003 | Tornado (F0) | Harrisonville | - | Brief tornado touchdown in open country near 71 highway and Missouri route 2. |
| May 2003 | Flash Flood | Harrisonville | - | Flash flooding on route 2 reported by ham radio operator. |
| June 2001 | Thunderstorm Wind | Harrisonville | - | 6 inch tree limbs down. |
| August 2000 | Thunderstorm Wind | Harrisonville | - | Wind gusts were estimated at 70 mph by the Harrisonville Police Department. |
| April 1998 | Hail | Harrisonville | - | A Cass County storm spotter reported quarter-size hail a mile north of Harrisonville. |
| July 1998 | Flood | Harrisonville | - | A National Weather Service employee reported a water depth of approximately 3 feet covering Route P, 7 miles northeast of Harrisonville. The highwater was adjacent to the entrance of a public golf course. |
| June 1998 | Hail | Harrisonville | - | The Harrisonville Police Department reported golfball-size hail during a severe thunderstorm over Cass County. |
| May 1997 | Hail | Harrisonville | - | Golfball-size hail was reported by the county sheriff's office in Harrisonville and an inch and a quarter size hail was reported in Freeman by the local fire department. |
| April 1995 | Hail | Harrisonville | - | ,,,,,,,,Thunderstorm Winds (G52) Gunn City,16,0924CST,0,0,0,0,500K,200K,Hail (1.75) Very large hail caused significant damage along a four-mile-wide path across the county from Cleveland to Harrisonville to Gunn City. The hail, driven by winds up to 60 mph shattered windows and punched holes in roofs. Numerous cars were damaged, including 95 percent of cars in each of two dealerships. A greenhouse was also destroyed near Gunn City. Some of the early wheat and alfalfa crops also suffered damage. |
| April 1995 | Hail | Harrisonville | - | ,,,,,,,,Thunderstorm Winds (G52) Gunn City,16,0924CST,0,0,0,0,500K,200K,Hail (1.75) Very large hail caused significant damage along a four-mile-wide path across the county from Cleveland to Harrisonville to Gunn City. The hail, driven by winds up to 60 mph shattered windows and punched holes in roofs. Numerous cars were damaged, including 95 percent of cars in each of two dealerships. A greenhouse was also destroyed near Gunn City. Some of the early wheat and alfalfa crops also suffered damage. |
| February 2017 | Hail | Harrisonville | - | no account filed |
| February 2017 | Hail | Harrisonville | - | no account filed |
| February 2017 | Hail | Harrisonville | - | no account filed |
| February 2017 | Hail | Harrisonville | - | no account filed |
| February 2017 | Hail | Harrisonville | - | no account filed |
| March 2014 | Hail | Harrisonville | - | no account filed |
| March 2014 | Thunderstorm Wind | Harrisonville | - | no account filed |
| May 2013 | Hail | Harrisonville | - | no account filed |
| June 2011 | Hail | Harrisonville | - | no account filed |
| June 2011 | Hail | Harrisonville | - | no account filed |
| June 2011 | Hail | Harrisonville | - | no account filed |
| June 2011 | Hail | Harrisonville | - | no account filed |