| July 2013 | Tornado (EF1) | Nead | 2 hurt | A NWS storm survey indicated a circulation touched down in a corn field south of US-24 to the west of CountryMark refinery. The tornado then traveled along US-24 between South Cook Street and South Park Ave. Extensive tree damage was noted along the path with numerous uprooted or snapped trees. Minor roof or structural damage was noted in several houses where trees had fallen onto the roofs. Several businesses sustained minor facade or roof damage. The tornado then crossed the Wabash River and then uprooted 30 to 40 large, healthy trees in Maconaquah Park. The tornado continued across State Road 19 between Astrup Dr. and Parkway Terrace and then hit a grove of trees behind a church before lifting shortly thereafter. A 77 year old woman suffered a mild concussion as a result of her vehicle being flipped in the tornado. Eyewitnesses reported that she had just taken off her seat belt and was getting ready to go into the store when the strong winds impacted her van. Another person suffered a minor foot injury. |
| May 2004 | Tornado (F3) | Peru | 1 hurt, $6,000,000 | NWS storm survey found a tornado with a path length near four and one half miles and just less than one quarter mile wide at its greatest width. The storm touched down three and one half miles west southwest of downtown Peru as an F0 and moved northeast at 35 MPH across the northwest corner of the city of Peru. The storm then caused F1 and F2 damage to trees, buildings, and a trailer park where two homes were destroyed and one woman was injured. The storm then intensified to F3 strength as it moved across an industrial park on the north side of Peru, tearing off a roof and knocking down a large communications tower. The storm then quickly began to dissipate as it appeared the rear flank downdraft quickly choked off the circulation in a field near the intersection of Highways U.S. 24 and SR19. Damage estimates were from 5 to 6 million dollars to private property and more than one half million in public property. Miami county was declared a presidential disaster area on June 3rd. |
| May 1995 | Tornado (F1) | Mexico | 1 hurt, $700,000 | Brief tornado touchdown damaged 20 homes, destroyed two mobile homes, damaged the roof and steeple of a church in Mexico. A 15-year-old boy received cuts and bruises in one of the damaged homes. Numerous trees and power lines were downed by the storms in Mexico and the nearby town of Denver. |
| August 1990 | Thunderstorm Wind | not stated | 1 hurt | no account filed |
| June 1990 | Thunderstorm Wind | not stated | 1 hurt | no account filed |
| July 1998 | Flash Flood | Peru | $1,000,000 | MAUGANS ROAD MOBILE HOME PARK SUSTAINED SEVERE FLOODING. SEVERAL MOBILE HOMES WERE INUNDATED WITH WATER UP TO 4 FEET DEEP. MANY OF THE RESIDENTS SUFFERED FLOODED VEHICLES INCLUDING ONE MAN WHO LOST A VAN, A TRUCK AND A HARLEY DAVIDSON MOTORCYCLE. MANY HOMES IN PERU WERE FLOODED WITH RAW SEWAGE AS STORM SEWERS FLOODED AND BACKED UP INTO HOMES. |
| June 2010 | Tornado (EF3) | (Gus)Grissom Afb Per | $750,000 | The tornado that entered this county exited the Grissom Air Reserve base on the Cass/Miami county line and continued east-southeast, crossing a small area of trees where signs of slight debarking was noted (DI: TH DOD: 5). The tornado continued on along to the 3000 block of County Road 900 South where the most substantial damage occurred to a one and one half story home. Only a few kitchen walls remains of the structure (DI: FR12, DOD 8) with one resident in the kitchen and one in the basement. Two other residences suffered extensive damage but remained intact. The tornado crossed US 31 and continued for a few more miles, causing some additional tree and structure damage including several buildings at a hog farm being destroyed. The tornado eventually dissipated east of Strawpike Road, north of East 1000 South in a field. A local newspaper article reported that a check that was originally located at the destroyed home was found nearly 50 miles away in Wells County in perfect condition. Total damage along the track of the tornado is estimated at $750,000. |
| July 2005 | Tornado (F2) | Bunker Hill | $350,000 | A NWS survey confirmed that a tornado that had caused damage across extreme eastern Cass county in Indiana crossed into Miami county and continued to cause damage as it moved just north of the Grissom Air Force base. The tornado dropped into a river valley and flipped over some conveyor machines in a quarry located in the valley. Damage to these was consistent with an F1 tornado. The tornado intensified as it moved into a area of houses in this valley. The first house that was struck suffered extensive damage with its garage and porch destroyed. Damage from the first home impacted a second home, also causing extensive damage to the west side of the house. This damage was consistent with an F2 tornado. As the tornado lifted out of the valley, it quickly dissipated. The tornado was on the ground for 3 miles in Miami county with a total track of 4 miles during its lifetime. No injuries were reported as one house was unoccupied and the residents of the other house, had sought shelter in their basement. |
| July 2003 | Flash Flood | Countywide | $200,000 | Emergency management reported several roads closed due to flash flooding. Over 200 homes received mainly minor damage due to water into the first floor. |
| March 2025 | Tornado (EF0) | Macy | $150,000 | A damage survey confirmed an EF0 tornado touched down east of CR N 25 W, south of Pleasant Hill Rd where an outbuilding in a wooded area was flipped from north to south against a tree and some debris thrown to the southwest. The tornado reached peak intensity at the intersection of Meridian and Pleasant Hill Rd where one of two older barns suffered extensive damage. The majority of the barn remained at the site, but roof and siding material was visible across fields and in trees into Fulton county. Four of eight center pivot spans were flipped near the damaged barn. The tornado crossed S 1000 E, E 350 S and S 1075 E before dissipating. Damage in Fulton county was limited to mainly tree damage or a few trees onto homes. The maximum estimated winds are around 85 mph, associated with the barn damage with a maximum width of 100 yards. |
| June 2009 | Thunderstorm Wind | Wawpecong | $150,000 | Emergency management officials reported a hog barn was destroyed in the 5000 block of State Road 18. None of the hogs in the barn were injured. Damage is estimated at around $150,000. |
| July 2005 | Thunderstorm Wind | Grissom Afb | $150,000 | A NWS survey of the area confirmed intense straight line winds likely in excess of 80 mph caused damage to trees, power lines and a few structures south of the F2 tornado track across Miami county. Several large trees were blown in the Eagles Point area as well as 2 houses in the area sustaining minor damage. Houses along US 31 in McGrawville and Amboy were also damaged with State Road 19 closed for a time due to debris on the road. A barn was nearly destroyed in Amboy. Cedar Creek trailer park, near Bunker Hill, has many trees blown down but no evidence of structural damage. Several trees were blown down onto a few mobile homes in the Pipe Creek mobile home park. A three foot diameter, 25 foot high Blue Spruce tree was snapped off 3.5 miles east of Chili. The swath of damage from the straight line winds, associated with the rear flank downdraft of the mesocyclone reached nearly a mile wide as it moved across Miami county. No injuries were reported. |
| June 2008 | Thunderstorm Wind | Deedsville | $75,000 | Emergency management officials reported numerous trees and power lines down around Deedsville. A barn was blown down and some vehicles were moved by the strong winds. Damage is estimated at $75,000. |
| July 1998 | Flash Flood | Countywide | $51,000 | HOMES EVACUATED IN PERU WITH WATER UP TO CAR ROOFTOPS. FLOODING IN MACY IN NORTHWEST PART OF COUNTY AS WELL AS IN DENVER AND JUST NORTHWEST OF MEXICO. |
| March 2025 | Thunderstorm Wind | Peru Numi Arpt | $50,000 | Semi blown over on US 31 north of Peru. |
| June 2008 | Thunderstorm Wind | Peru | $50,000 | Emergency management officials reported numerous trees and power lines down in Peru. |
| April 2001 | Thunderstorm Wind | Peru | $50,000 | Several homes sustained window and siding damage due to the hail and high winds. |
| December 1998 | Thunderstorm Wind | (Gus)Grissom Afb Per | $50,000 | ROOF TORN OFF UAP/RICHTER WAREHOUSE. OTHER BUILDINGS IN PERU DAMAGED. |
| July 2006 | Thunderstorm Wind | Countywide | $25,000 | Numerous trees were blown down or uprooted in Denver with winds estimated by Emergency Management officials at around 80 mph. Damage was also noted in other parts of the county with numerous power lines and poles down. |
| July 1996 | Thunderstorm Wind | Amboy | $25,000 | no account filed |
| March 2009 | Thunderstorm Wind | Ridgeview | $20,000 | Emergency management officials reported a barn roof was blown off at County Road 250 North and State Route 19. Damage is estimated at $20,000. |
| August 2005 | Thunderstorm Wind | Peru | $20,000 | Several large trees and power lines were blown down throughout the city of Peru. One of these trees fell onto a car. |
| December 1998 | Thunderstorm Wind | Peru | $20,000 | WIND DESTROYED ONE MOBILE HOME AND DAMAGED ANOTHER. |
| May 1998 | Thunderstorm Wind | Denver | $20,000 | Facia torn from roof of North Miami Elementary |
| July 2008 | Thunderstorm Wind | Peru | $15,000 | Emergency manangement officials reported trees and power lines down in and around Peru. |
| June 2008 | Thunderstorm Wind | Bunker Hill | $15,000 | Emergency management officials reported a large tree and power lines down, blocking the road, near Bunker Hill. |
| August 2008 | Lightning | Miami | $15,000 | Emergency management officials reported a house was struck by lightning at the intersection of 350 West and 250 South. |
| November 2005 | Thunderstorm Wind | Countywide | $15,000 | Trees and power lines were blown down across the county. A tractor trailer was flipped over along US 31, just north of State Route 16 north of Peru. Surveys from local emergency and NWS officials found evidence of the formation of gustnadoes where concentrated areas of damage were observed. |
| May 2022 | Thunderstorm Wind | Junction | $10,000 | Numerous outbuildings were damaged. A farm irrigation was damaged as well as a home over one mile away. |
| August 2011 | Thunderstorm Wind | Chili | $10,000 | Emergency management officials reported a large tree fell onto a car. The car was unoccupied at the time. Damage to the car is estimated at $10,000. |
| June 2009 | Thunderstorm Wind | North Grove | $10,000 | Emergency management officials reported the roofing blown off farm buildings in the 13000 block of County Road 500 east. Damage is estimated at $10,000. |
| June 2006 | Thunderstorm Wind | Peru | $10,000 | Mobile Home sustained structural damage. Trees and power lines down. |
| June 2006 | Thunderstorm Wind | Peru | $10,000 | Numerous trees and power lines down. |
| July 2006 | Thunderstorm Wind | Mexico | $10,000 | A large tree was blown down with the roof of a barn being blown off. |
| September 1999 | Thunderstorm Wind | Macy | $10,000 | Several trees and power lines blown down. |
| December 1998 | Thunderstorm Wind | Bunker Hill | $10,000 | SEVERAL TREES BLOWN DOWN. ONE BARN LOST A THIRD OF ITS ROOF. |
| December 1998 | Thunderstorm Wind | Peru | $10,000 | POWER OUTAGES CAUSED BY HIGH WINDS KNOCKING TREE BRANCHES ONTO WIRES. |
| November 1998 | Thunderstorm Wind | Countywide | $10,000 | SEVERAL LARGE TREES AND POWER LINES WERE BLOWN DOWN. |
| July 2024 | Thunderstorm Wind | Peru | $5,000 | Powerlines down in Peru. |
| August 2022 | Thunderstorm Wind | Mexico | $5,000 | A large tree is down. |
| June 2009 | Thunderstorm Wind | North Grove | $5,000 | Emergency management officials reported a tree down onto a house near the intersection of Park Street and County Road 550 East. Power lines were also down in the area. Damage estimated at $5,000. |
| May 2008 | Thunderstorm Wind | Junction | $5,000 | Amateur radio operators reported several trees blown down as well as some roof top television antenna damage. |
| June 2006 | Hail | Peru | $5,000 | Several homes in the Willow Creek subdivision sustained hail damage. |
| April 1999 | Thunderstorm Wind | Bennetts Switch | $5,000 | Trees and power lines were blown down due to a small downburst that hit the south central part of thecounty. |
| April 1993 | Thunderstorm Wind | Bunker Hill | $5,000 | Trees were downed. |
| July 2003 | Thunderstorm Wind | Chili | $3,000 | Law enforcement reported a roof blown off a home just north of Chili. |
| June 2001 | Thunderstorm Wind | Peru | $3,000 | Large tree and telephone poles down. |
| June 1995 | Thunderstorm Wind | Macy | $3,000 | Trees were downed, a barn was damaged, and there was some roof damage. |
| June 2001 | Thunderstorm Wind | Mexico | $2,500 | Numerous trees down. One house damaged. |
| April 1962 | Tornado (F1) | not stated | $2,500 | no account filed |
| May 1959 | Tornado | not stated | $2,500 | no account filed |
| April 1957 | Tornado (F1) | not stated | $2,500 | no account filed |
| March 1956 | Tornado (F2) | not stated | $2,500 | no account filed |
| May 1954 | Tornado (F2) | not stated | $2,500 | no account filed |
| August 2022 | Thunderstorm Wind | Peru | $2,000 | Tree limbs are down in the area. A trained spotter estimates wind gusts of 55 mph. |
| July 2005 | Thunderstorm Wind | Peru | $2,000 | Several trees and power lines were blown down. |
| September 1997 | Thunderstorm Wind | Peru | $1,500 | Thunderstorm winds blew down several trees in the southern part of the county. |
| March 2024 | Hail | Santa Fe | $1,500 | no account filed |
| March 2024 | Hail | Ridgeview | $1,500 | no account filed |
| March 2026 | Hail | Wawpecong | $1,000 | Video on Facebook shows hail, ranging from dime to quarter-size. |