| April 2015 | Lightning | Dayton | 1 hurt | A University of Dayton student, Sean Ferguson, 23 of Pittsburgh, was struck by lightning as he ran across university parking lot C. The student was hospitalized with serious burns and a broken jaw. |
| April 2000 | Thunderstorm Wind | Dayton | $200,000 | Thunderstorms winds measured by spotters as high as 72 mph downed numerous trees, many of which fell on cars and blew on to and into homes. A construction trailer was severely damaged and some businesses received damage. |
| June 2001 | Lightning | Dayton | $100,000 | Lightning struck a building causing it to catch on fire. |
| July 1994 | Thunderstorm Wind | Dayton | $50,000 | Trees were downed. A large propane tank was blown over near Dayton. Large hail fell over the western part of Dayton. |
| June 1999 | Thunderstorm Wind | Dayton | $30,000 | A roof was blown off of a residence in East Dayton as well as several utility poles that were snapped in half. Numerous trees were down in the vicinity of Glenrock Road and East Fifth Street. Several trees landed on parked automobiles and garages. |
| August 2021 | Flash Flood | Dayton | $10,000 | A few motorists were stranded in high water near downtown Dayton. |
| June 2014 | Thunderstorm Wind | Dayton | $10,000 | Large limbs were downed at Patterson and River Park due to thunderstorm winds. Two large trees were also downed in the area. One tree fell on a house. |
| June 2014 | Flood | Dayton | $10,000 | High standing water under an overpass trapped a man on top of a car near Linden Avenue and Livingston Avenue. |
| August 2011 | Thunderstorm Wind | Dayton | $10,000 | Large tree limbs were reported down due to damaging thunderstorm winds. One of these tree limbs crushed a car. |
| July 2002 | Thunderstorm Wind | Dayton | $10,000 | Several trees were blown down. |
| August 2007 | Thunderstorm Wind | Dayton | $8,000 | Large tree limbs were downed. A tree fell on a house in Oakwood, causing minor structural damage. |
| June 2005 | Thunderstorm Wind | Dayton | $8,000 | Several large trees were downed across the southern Dayton metro area. An eight-foot diameter tree fell on a house. |
| June 2000 | Thunderstorm Wind | Dayton | $7,000 | Several trees were blown down in Butler Township. |
| May 1995 | Thunderstorm Wind | Dayton | $6,000 | Several trees were downed, some across power lines. Eight-three people were without power for a short period of time. |
| May 2019 | Thunderstorm Wind | Dayton | $5,000 | A tree was downed onto a house on 5 Oaks Avenue. |
| March 2011 | Flood | Dayton | $5,000 | Several roads were flooded due to heavy rainfall. |
| April 2003 | Thunderstorm Wind | Dayton | $5,000 | Several trees were downed in the city. |
| June 2001 | Flash Flood | Dayton | $5,000 | Two feet of water on roadways across eastern part of county |
| August 2000 | Thunderstorm Wind | Dayton | $5,000 | Trees knocked down in the southwestern part of the city. A wind gust of 62 mph was reported at the Dayton Dailey News building in downtown. |
| July 2000 | Thunderstorm Wind | Dayton | $5,000 | Trees knocked down. |
| August 1998 | Thunderstorm Wind | Dayton | $5,000 | Trees knocked down. |
| April 2026 | Thunderstorm Wind | Dayton | $4,000 | A tree fell onto some power lines. |
| June 2001 | Thunderstorm Wind | Dayton | $4,000 | Several trees and power lines reported down |
| February 2024 | Thunderstorm Wind | Dayton | $3,000 | Some wires were downed on Green Street. |
| February 2024 | Thunderstorm Wind | Dayton | $3,000 | Wires were downed on Drummer Avenue. |
| August 2021 | Thunderstorm Wind | Dayton | $3,000 | A few trees were downed in the city of Dayton. |
| July 2011 | Thunderstorm Wind | Dayton | $3,000 | Large limbs were reported broken. A large tree was uprooted. Numerous large tree limbs were down in the road. These occurrences were due to damaging thunderstorm winds. |
| June 2008 | Thunderstorm Wind | Dayton | $3,000 | Large tree limbs were downed. |
| May 2008 | Hail | Dayton | $3,000 | A few large tree limbs were also knocked down. |
| June 2008 | Thunderstorm Wind | Dayton | $3,000 | Large tree limbs were downed. |
| March 2007 | Flood | Dayton | $3,000 | A few roads were flooded and closed throughout the Dayton metro area. |
| August 2003 | Thunderstorm Wind | Dayton | $3,000 | Trees and powerlines were downed. |
| July 1995 | Thunderstorm Wind | Dayton | $3,000 | Large trees were downed, some across city streets. |
| May 1996 | Thunderstorm Wind | Dayton | $3,000 | no account filed |
| January 2008 | Thunderstorm Wind | Dayton | $2,000 | Large tree limbs were knocked down. |
| March 2022 | Thunderstorm Wind | Dayton | $1,000 | A tree was downed onto Fountain Avenue. |
| July 2015 | Thunderstorm Wind | Dayton | $1,000 | A large tree was blown down. |
| June 2014 | Thunderstorm Wind | Dayton | $1,000 | A large limb was downed on Wyoming Street due to thunderstorm winds. |
| December 2013 | Flash Flood | Dayton | $1,000 | Multiple roads were closed countywide due to high water caused by heavy rainfall. |
| January 2012 | Flood | Dayton | $1,000 | Several roads in the area were reported closed due to high water caused by heavy rain. |
| June 2012 | Thunderstorm Wind | Dayton | $1,000 | Multiple large tree limbs were downed due to damaging thunderstorm winds. |
| May 2011 | Thunderstorm Wind | Dayton | $1,000 | A tree was down across a road due to damaging thunderstorm winds. |
| May 2011 | Thunderstorm Wind | Dayton | $1,000 | A large tree was uprooted due to damaging thunderstorm winds. |
| June 2010 | Thunderstorm Wind | Dayton | $1,000 | Large tree limbs were reported down due to damaging thunderstorm winds. |
| August 2010 | Thunderstorm Wind | Dayton | $1,000 | Several large branches were reported down due to damaging thunderstorm winds. |
| June 2008 | Flood | Dayton | $1,000 | A foot to a foot and a half of water was standing on South Patterson between Apple and Stewart Roads. |
| April 2008 | Hail | Dayton | $1,000 | no account filed |
| June 2020 | Thunderstorm Wind | Dayton | $500 | A large limb was knocked down into the parking lot of the downtown Dayton YMCA parking lot. |
| July 2016 | Flash Flood | Dayton | $500 | A car was stranded on Keowee Street under State Route 4 due to high water. Three feet of water was also reported on Webster Street at the underpass of State Route 4. |
| June 2025 | Flash Flood | Dayton | - | Several inches of water were flowing across the roadway near the intersection of Wilfred and St Charles Avenues. |
| June 2025 | Flash Flood | Dayton | - | Several inches of water were flowing across Carlisle Avenue and Tacoma Street. |
| August 2020 | Flood | Dayton | - | Street flooding was reported on U.S. 35 and I-75. |
| April 2017 | Thunderstorm Wind | Dayton | - | Dime size hail was reported as well. |
| June 2017 | Hail | Dayton | - | Hail size was estimated from social media photo. |
| August 2016 | Thunderstorm Wind | Dayton | - | Winds were estimated by a trained spotter. |
| June 2015 | Heavy Rain | Dayton | - | Water was covering a road at the University of Dayton. |
| April 2015 | Hail | Dayton | - | In addition to the hail, small limbs were knocked down by estimated 60 MPH winds. |
| May 2014 | Flood | Dayton | - | A car was stalled in standing water beneath a railroad overpass due to heavy rainfall. |
| June 2012 | Thunderstorm Wind | Dayton | - | The spotter estimated the speed of the wind gust. |
| September 2002 | Flash Flood | Dayton | - | Numerous roads were flooded throughout the Dayton metropolitan area. A man had to be rescued when he drove his car into a flooded retention pond near the Dayton Mall. |