| July 2002 | Lightning | Oneonta | 1 killed | A two-year-old boy was struck by lightning and eventually died from the injuries. The injury occurred as the boy was outside helping his family in the garden about 4.5 miles west of Oneonta. |
| November 2001 | Tornado (F4) | Oneonta | 22 hurt, $800,000 | no account filed |
| January 1997 | Thunderstorm Wind | Oneonta | $80,000 | no account filed |
| September 1996 | Lightning | Oneonta | $75,000 | no account filed |
| September 1996 | Thunderstorm Wind | Oneonta | $40,000 | no account filed |
| January 1999 | Hail | Oneonta | $25,000 | Golfball size hail was reported just west of Oneonta. |
| January 1999 | Thunderstorm Wind | Oneonta | $15,000 | A few homes were damaged and trees downed on Rock Springs Road near Hayden. |
| April 1998 | Tornado (F0) | Oneonta | $15,000 | An F0 tornado touched down just east of Taits Gap and the Oneonta airport and moved northeast along CR 28. Damage was limited to snapped off and uprooted trees. Some trees fell on houses and several barns were damaged. Farmers reported several cows were killed or injured. |
| June 1995 | Thunderstorm Wind | Oneonta | $12,000 | Thunderstorm wind damaged the roof to the Wrangler Building in Oneonta. |
| July 2011 | Thunderstorm Wind | Oneonta | $10,000 | A barn had a large portion of its tin roof removed. Several trees were also blown down in Oneonta. |
| July 2007 | Lightning | Oneonta | $10,000 | The 911 center in Oneonta was struck by lightning and sustained damage. Several trees in the area were also struck by lightning, and subsequently caught fire. |
| May 2003 | Flash Flood | Oneonta | $10,000 | Several roads in Oneonta were flooded and temporarily impassable. |
| June 1997 | Flash Flood | Oneonta | $10,000 | The Blount County EMA reported a few roads under water, and a Piggly Wiggly store had several inches of water in it as well as two other businesses. |
| June 1995 | Thunderstorm Wind | Oneonta | $10,000 | Wind downed several trees in Oneonta. One tree took out a power line and one tree fell on a house. |
| May 1996 | Thunderstorm Wind | Oneonta | $10,000 | no account filed |
| July 2003 | Thunderstorm Wind | Oneonta | $8,000 | Several trees were blown down near US 231 and Straight Mountain. |
| April 2000 | Thunderstorm Wind | Oneonta | $8,000 | A roof was blown off a mobile home on Jones Chapel Loop in southeastern Blount County. |
| April 2011 | Thunderstorm Wind | Oneonta | $7,500 | A tree was reported down on a house in Oneonta. |
| September 2011 | Flash Flood | Oneonta | $5,000 | Heavy rainfall from the remnants of Tropical Storm Lee caused a grocery store to become flooded in Oneonta. |
| October 2010 | Thunderstorm Wind | Oneonta | $5,000 | Trees and power lines reported down in the city resulting in power outages. |
| April 2001 | Flash Flood | Oneonta | $5,000 | Heavy rainfall in Oneonta caused flooding of two businesses. Several roads were temporarily impassible due to high water in Oneonta and Blountsville. |
| June 1999 | Flash Flood | Oneonta | $5,000 | One to two inches of rain occurred in less than one hour causing high water. Many roads and low lying areas were flooded in downtown Oneonta. |
| July 1995 | Thunderstorm Wind | Oneonta | $5,000 | A mobile home was damaged and a tree was blown onto a house in northern Blount County around Summit. Trees and power lines were down along Highway 132 between Oneonta and Altoona. |
| September 1996 | Thunderstorm Wind | Oneonta | $5,000 | no account filed |
| September 1996 | Hail | Oneonta | $5,000 | no account filed |
| November 2010 | Thunderstorm Wind | Oneonta | $4,000 | Several antennas were blown down on a radio station tower in Oneonta. |
| November 2005 | Thunderstorm Wind | Oneonta | $4,000 | One home sustained minor roof damage on County Road 36 in the Susan Moore Community. |
| April 1997 | Hail | Oneonta | $4,000 | Hail the size of quarters was reported by the Sheriff's Office. |
| October 2010 | Thunderstorm Wind | Oneonta | $3,000 | Trees were blown down along Champion Road. |
| July 2006 | Thunderstorm Wind | Oneonta | $3,000 | Small trees were blown down in scattered locations near the Saint Clair County line. |
| November 2003 | Thunderstorm Wind | Oneonta | $3,000 | Trees were knocked down north of Oneonta. EMA |
| April 1997 | Hail | Oneonta | $3,000 | Hail the size of dimes was reported in Oneonta. |
| April 1997 | Hail | Oneonta | $3,000 | Three-quarter inch hail was reported in Oneonta. |
| April 2000 | Thunderstorm Wind | Oneonta | $3,000 | no account filed |
| June 2009 | Thunderstorm Wind | Oneonta | $2,000 | Large trees were blown down on Pacota Drive in Oneonta. |
| June 2009 | Thunderstorm Wind | Oneonta | $2,000 | Trees and power lines were blown down at the Oneonta Library. |
| June 2008 | Thunderstorm Wind | Oneonta | $2,000 | Several trees were blown down around Oneonta. |
| December 2008 | Thunderstorm Wind | Oneonta | $2,000 | A few trees were blown down north of Oneonta, and several other locations in the northern part of Blount County. |
| April 2006 | Hail | Oneonta | $2,000 | Golf ball sized hail and minor roof damage on 2nd Avenue in Oneonta. |
| July 2005 | Thunderstorm Wind | Oneonta | $2,000 | A few trees were blown down in the city of Oneonta. Dime size hail was also reported with this storm. |
| April 2003 | Lightning | Oneonta | $2,000 | Lightning struck a tree causing the tree to explode sending debris in a wide cirlce well over 100 feet from where the strike occurred. Debris punctured an apartment wall and heavily damaged the grill of a parked car. A small rock wall over a culvert close to the tree that was struck was also damaged. |
| May 1998 | Hail | Oneonta | $2,000 | no account filed |
| March 2006 | Thunderstorm Wind | Oneonta | $1,000 | A few trees blown down. |
| May 2009 | Thunderstorm Wind | Oneonta | $500 | A tree was blown down on US-231 near Oneonta. |
| April 2009 | Thunderstorm Wind | Oneonta | $500 | One tree was blown down and blocked Alabama Avenue. |
| February 2025 | Thunderstorm Wind | Oneonta | - | Trees were downed in various locations across Blount County. |
| April 2025 | Thunderstorm Wind | Oneonta | - | Multiple trees were downed in the Oneonta, Cleveland, and Nectar areas. |
| June 2025 | Thunderstorm Wind | Oneonta | - | Trees were downed in the Oneonta area. |
| August 2023 | Thunderstorm Wind | Oneonta | - | Trees were blown down in the Oneonta area. |
| August 2023 | Thunderstorm Wind | Oneonta | - | Numerous trees were uprooted in the Oneonta area and in eastern parts of Blount County. |
| January 2020 | Thunderstorm Wind | Oneonta | - | Several trees uprooted and power lines downed in the city of Oneonta. |
| August 2019 | Thunderstorm Wind | Oneonta | - | Several trees uprooted in the city of Oneonta. |
| May 2019 | Thunderstorm Wind | Oneonta | - | Several trees uprooted in the city of Oneonta. |
| June 2018 | Thunderstorm Wind | Oneonta | - | Numerous trees uprooted and power lines downed in the city of Oneonta and across the northern portions of Blount County. |
| January 2017 | Thunderstorm Wind | Oneonta | - | A downburst caused considerable damage in the city of Oneonta. The determination was made from the divergent tree and damage pattern. In the immediate downtown area, over 60 structures were damaged or destroyed and approximately 200 trees were either snapped or uprooted. A weather station located at the Oneonta Fire Department measured a wind gust of 77 mph. The width of the damage ranged from 260 yards at the beginning to 770 yards at the end. |
| May 2017 | Thunderstorm Wind | Oneonta | - | Several trees uprooted in the city of Oneonta. |
| July 2017 | Flash Flood | Oneonta | - | Several streets flooded in downtown Oneonta. |
| July 2015 | Thunderstorm Wind | Oneonta | - | Several trees uprooted in and around the city of Oneonta. |
| March 2013 | Thunderstorm Wind | Oneonta | - | Structural damage occurred to a business in Oneonta. |
| July 2012 | Thunderstorm Wind | Oneonta | - | Powerlines were reported down across State Road in Oneonta. |
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