| July 2005 | Lightning | Decatur | 1 hurt | A firefighter was outside his home watching the storms approach when he was struck by lightning. He was taken to the hospital for evaluation but was released a few hours later with no major injuries. The same lightning strike also affected an adjacent house. The energy form the lightning entered a house and traveled through a set of video game controllers being held by two boys. Each received a shock from the strike, but did not require medical treatment. |
| August 2006 | Tornado (F1) | Decatur | $125,000 | The tornado briefly touched down 2 miles east of Decatur, in the Briarwood subdivision, at the intersection of US 224 and CR 200 E. Part of a roof was ripped off, with a garage door being pulled out. A leaf was found sucked up under a piece of siding. The tornado crossed 200 E, damaging some trees, blowing a barn door in and flattening a small area of soy beans before lifting. The funnel moved across US 224 and touched down about a quarter mile from where it lifted. A parked car was flipped, totallin |
| August 1998 | Flash Flood | Decatur | $100,000 | NUMEROUS COUNTY ROADS ESPECIALLY ACROSS THE SOUTHERN HALF OF THE COUNTY WERE INUNDATED ALONG WITH LOW LYING AGRICULTURAL FARMLANDS. |
| July 1998 | Lightning | Decatur | $50,000 | A DOUBLE WIDE TRAILER AT THE CALVARY WORSHIP CENTER BURNED TO THE GROUND DUE TO A LIGHTNING STRIKE. |
| April 2006 | Tornado (F1) | Decatur | $45,000 | A tornado touched down roughly 3 miles northwest of Decatur and moved southeast across mainly open fields. Eyewitness reports of debris at the ground but no immediate condensation funnel. The tornado moved over a farm just east of the intersection of county roads West 750 North and North 200 W. While no significant damage occurred, several buildings suffered minor damage including damage to doors and a roof of a barn, trees being uprooted, and structure damage to a refinished garage. A corncob was also found inside a mini van on the property, apparently being thrown by the tornado through the back window. The circulation ended as it move into a grove of trees, roughly 2 miles northwest of Decatur. The damage was consistent with a low end F1 tornado with winds of around 80 mph. No injuries or fatalities were reported. Damage to all property is estimated at around $45,000. |
| December 1998 | Thunderstorm Wind | Decatur | $30,000 | GARAGE DESTROYED. EIGHT AMERICAN ELECTRIC POWER POLES WERE KNOCKED DOWN. |
| August 2001 | Thunderstorm Wind | Decatur | $25,000 | The Quality Glass store at 12th Street and Nuttman Avenue had the top section of its roof torn off by a thunderstorm wind gust. Damage to the roof was estimated to be between $10,000 and $15,000. Debris from the roof was blown across 12th Street and onto a parked car and into two yards. A power pole behind the building was also damaged and had to be replaced. |
| November 2005 | Thunderstorm Wind | Decatur | $20,000 | Numerous trees, as well as a barn were blown over. |
| June 2008 | Thunderstorm Wind | Decatur | $15,000 | Amateur radio operators reported numerous trees and power lines down in the city of Decatur. |
| May 2000 | Thunderstorm Wind | Decatur | $15,000 | A travel trailer overturned and two barns destroyed. |
| June 2008 | Thunderstorm Wind | Decatur | $10,000 | County officials reported a tree branch down onto a power line with other power outages in the area. |
| August 2005 | Thunderstorm Wind | Decatur | $10,000 | A large tree was blown down northwest of Decatur and a roof was blown off a building near the town of Monmouth. |
| November 1998 | Thunderstorm Wind | Decatur | $10,000 | MANY TREES AND POWER LINES WERE DOWN ACROSS THE TOWN. |
| April 2025 | Hail | Decatur | $1,000 | Quarter size hail in Decatur. |
| March 2024 | Hail | Decatur | $1,000 | no account filed |
| July 1999 | Thunderstorm Wind | Decatur | $500 | Trees downed. |
| June 2022 | Thunderstorm Wind | Decatur | - | Amateur radio operators reported multiple trees blown down. |
| July 2021 | Flood | Decatur | - | The Indiana State Police reports high water over the road at W 600 N around N 100 W. |
| May 2019 | Thunderstorm Wind | Decatur | - | The public reported a one foot diameter trees was uprooted. |
| July 2017 | Thunderstorm Wind | Decatur | - | Trees were blown down in the area. |
| July 2017 | Thunderstorm Wind | Decatur | - | A trained spotter estimated wind gusts to 60 mph. |
| July 2016 | Thunderstorm Wind | Decatur | - | A trained spotter reported several healthy four to six inch tree limbs being blown down. |
| July 2016 | Thunderstorm Wind | Decatur | - | A trained spotter reported a 45 foot tall, two foot diameter tree was blown down. Other smaller branches were also downed in the area. |
| July 2016 | Thunderstorm Wind | Decatur | - | Emergency management officials reported several tree limbs down, some up to eight inches in diameter. An evergreen tree was also uprooted with tree limbs suffering damage at Belmont High School. |
| June 2014 | Thunderstorm Wind | Decatur | - | A tree was reported blown down one mile northwest of Decatur by emergency management officials. |
| July 2014 | Thunderstorm Wind | Decatur | - | Trained spotters reported several small to medium size branches down across the town. |
| November 2013 | Hail | Decatur | - | A trained spotter reported quarter size hail. |
| November 2013 | Thunderstorm Wind | Decatur | - | A trained spotter reported wind gusts of at least 60 mph. |
| September 2012 | Thunderstorm Wind | Decatur | - | Law enforcement officials reported a tree was blown down onto Winchester Road. |
| June 2012 | Thunderstorm Wind | Decatur | - | Emergency management officials reported massive damage throughout the northern part of the county with intermittent damage across the remainder of the county. In Decatur, roofs were blown off, trucks blown over and several small fires reported, likely from downed power lines. |
| August 2011 | Hail | Decatur | - | A trained spotter reported hail to the size of dimes lasted for about 5 minutes in downtown Decatur. |
| May 2011 | Hail | Decatur | - | A trained spotter reported tennis ball size hail at U.S. 224 and County Road 300 West. |
| June 2007 | Thunderstorm Wind | Decatur | - | Two trees, one of which was 12 inches in diameter, were blown down along with several small branches. |
| July 2005 | Thunderstorm Wind | Decatur | - | A few trees were blown down just north of Decatur. |
| May 2004 | Thunderstorm Wind | Decatur | - | Trained spotter estimated wind gusts to 60 MPH. |
| July 2003 | Thunderstorm Wind | Decatur | - | Law enforcement reported trees and power lines down west of Decatur. |
| September 2002 | Thunderstorm Wind | Decatur | - | Emergency management reported a shed was blown over. |
| November 2002 | Thunderstorm Wind | Decatur | - | A trained spotter reported numerous trees down just north of Decatur. |
| August 2001 | Thunderstorm Wind | Decatur | - | Numerous power lines down. |
| August 2001 | Thunderstorm Wind | Decatur | - | Trees and power lines blown down. |
| May 2000 | Thunderstorm Wind | Decatur | - | Trees down. |
| May 2000 | Thunderstorm Wind | Decatur | - | Trees down on power lines. |
| July 1998 | Thunderstorm Wind | Decatur | - | ROOF DAMAGE JUST WEST OF DECATUR. |
| July 2016 | Hail | Decatur | - | no account filed |
| May 2011 | Hail | Decatur | - | no account filed |
| May 2011 | Hail | Decatur | - | no account filed |
| May 2005 | Hail | Decatur | - | no account filed |
| May 2004 | Hail | Decatur | - | no account filed |
| May 2004 | Hail | Decatur | - | no account filed |
| April 2003 | Hail | Decatur | - | no account filed |
| April 2003 | Hail | Decatur | - | no account filed |
| July 2003 | Hail | Decatur | - | no account filed |
| July 2003 | Hail | Decatur | - | no account filed |
| May 2002 | Hail | Decatur | - | no account filed |
| June 2002 | Hail | Decatur | - | no account filed |
| June 2002 | Hail | Decatur | - | no account filed |
| May 2001 | Hail | Decatur | - | no account filed |
| May 2001 | Hail | Decatur | - | no account filed |
| May 2001 | Hail | Decatur | - | no account filed |
| May 2001 | Hail | Decatur | - | no account filed |