| June 1976 | Tornado (F2) | not stated | 3 hurt, $250,000 | no account filed |
| May 1985 | Tornado (F1) | not stated | 1 hurt, $2,500,000 | no account filed |
| July 2018 | Flood | Swastika Beach | $750,000 | Rainfall of 3 to 5 inches (locally 5 to 10 inches upstream) during the first three days of July exacerbated flooding through the Des Moines River basin. A state of emergency was declared in the City of Windom with water breaching Island Park, the golf course, and several homes. Several county, state and local roadways flooded for up to a week, including highway 62 and numerous city streets. Significant amounts of crop and pasture land near the Des Moines River were severely impacted by major flooding as river levels climbed to the second highest crest on record at 4.4 feet above flood stage at Windom (gage site WDOM5) on July 7. |
| August 2000 | Tornado (F1) | Lakefield | $400,000 | A tornado damaged several buildings, including businesses and homes, a grain elevator, and trees as it touched down along highway 86 in Lakefield. |
| April 2019 | Flood | Swastika Beach | $388,000 | Runoff from occasional precipitation in late March and April maintained significant flooding of agricultural and pasture lands near the Des Moines River. The Des Moines River at Windom (gage site WDOM5) crested at 1.99 feet above flood stage on April 1. Minor flooding continued at the end of the month. |
| June 2024 | Flood | Spafford | $355,000 | Rainfall amounts across Jackson County from June 20-22 ranged from 4 to 6 inches. Farther north and upstream, 6 to 9 inches of rain fell across portions of southwest Minnesota. This rainfall resulted in widespread overland flooding and major flooding along the West Fork Des Moines River. ||At peak flooding, the city of Heron Lake became surrounded by flood water, resulting in an evacuation notice for 16 homes. Flood water impacted approximately 120 homes in Heron Lake, one of which was declared destroyed. Municipal crews worked 24/7 to keep water from shutting down the sewer system. ||In the city of Jackson, a temporary levee was breached on June 22, allowing flood water from the West Fork Des Moines River to inundate the community. Approximately 12 homes were evacuated with many others taking on water or sewage in their basements. One home was declared destroyed and numerous businesses were flooded and unable to operate. All three bridges in Jackson were closed, including the U.S. Highway 71 bridge on the northside of town.||County-wide, 114 individuals applied for assistance, estimated at a value of nearly 355 thousand dollars. ||Numerous other township and county roads were closed and damaged by flood waters. Portions of Minnesota Highway 60 in the northwest corner of the county were still closed by months end.||For additional information on river flooding, please see other flood entries for Jackson County. |
| March 2019 | Flood | Spafford | $352,000 | All county and township roads were closed to through traffic on March 14. Extensive flood damage was done in many areas. The property damage costs include estimates for public property losses. |
| July 1984 | Tornado (F1) | not stated | $250,000 | no account filed |
| May 1971 | Tornado (F3) | not stated | $250,000 | no account filed |
| May 1971 | Tornado (F1) | not stated | $250,000 | no account filed |
| August 2004 | Thunderstorm Wind | Okabena | $100,000 | Thunderstorm winds destroyed at least two barns, damaged several smaller farm structures including silos, caused widespread tree damage, and blew down power lines which resulted in power outages. The winds caused crop damage in the area, but the amount of crop damage could not be determined. |
| August 2001 | Thunderstorm Wind | Okabena | $100,000 | Thunderstorm winds tore a heavy rubber membrane off a school gym and wellness center. The resulting leakage of water caused damage to several pieces of electronic equipment. |
| July 2000 | Hail | Okabena | $100,000 | Large hail destroyed or damaged 15,000 acres of corn and soybean crops. The hail also broke windows, dented vehicles, and damaged siding. |
| August 2000 | Tornado (F1) | Lakefield | $100,000 | A tornado caused extensive damage to a family owned dairy farm. |
| June 1998 | Tornado (F0) | Lakefield | $100,000 | no account filed |
| June 1998 | Hail | Lakefield | $100,000 | no account filed |
| June 2023 | Thunderstorm Wind | Bergen | $75,000 | Ten wooded power poles were snapped off by thunderstorm winds along a half-mile stretch along 850th Street west of Highway 71. Property damage costs are rough estimates. |
| June 2020 | Thunderstorm Wind | Okabena | $50,000 | Nine power poles were snapped off, with four tossed across 340th Avenue into the opposite ditch. Property damage costs are rough estimates. |
| June 2014 | Flood | Heron Lake | $50,000 | Persistent moderate to heavy rain caused flooding of fields and other lowlands, including several roads, homes, and businesses. This flooding lasted for two days, and was aggravated locally by additional storms during that time. Some roads were damaged or washed out. |
| August 2004 | Thunderstorm Wind | Jackson | $50,000 | Thunderstorm winds caused tree damage, including a few trees blown down. One of the trees severely damaged a van when it fell, with several other vehicles receiving minor damage from wind blown debris. The winds damaged crops in the area, but the amount of crop damage was not known. |
| August 2004 | Thunderstorm Wind | Lakefield | $50,000 | Thunderstorm winds destroyed a silo and caused widespread tree damage, including several large trees uprooted or blown down. Some roads were blocked by tree debris. Power lines were blown down, resulting in power outages. |
| June 2000 | Hail | Petersburg | $50,000 | Large hail broke windows and dented vehicles. |
| August 2000 | Thunderstorm Wind | Lakefield | $50,000 | Downburst winds caused damage to power lines and a grain elevator, and tore singles off roofs. |
| May 1996 | Thunderstorm Wind | Alpha | $50,000 | no account filed |
| August 2000 | Tornado (F1) | Bergen | $30,000 | A tornado caused damaged to farm buildings. |
| April 1986 | Tornado (F1) | not stated | $25,000 | no account filed |
| May 1971 | Tornado (F1) | not stated | $25,000 | no account filed |
| July 2005 | Thunderstorm Wind | Heron Lake | $20,000 | Thunderstorm winds caused tree damage, including several trees blown down. One tree fell on and damaged a house. A pipe was impaled into the wall of a house. The winds also destroyed a small shed. |
| June 2001 | Thunderstorm Wind | Lakefield | $20,000 | Thunderstorm winds destroyed a barn and garage on a farm. |
| August 2000 | Tornado (F1) | Bergen | $20,000 | A tornado caused damage to farm buildings and crops. The amount of crop damage was not determined. |
| April 2001 | Lightning | Lakefield | $20,000 | no account filed |
| May 2017 | Thunderstorm Wind | Spafford | $10,000 | Pontoon damaged, dock and hoist destroyed. |
| June 2013 | Thunderstorm Wind | Jackson | $10,000 | Thunderstorm winds caused extensive tree damage, with tree debris blocking several roads. Power lines were also damaged. |
| June 1998 | Thunderstorm Wind | Jackson | $10,000 | Thunderstorm winds blew down power lines. |
| May 2012 | Thunderstorm Wind | Lakefield | $5,000 | Thunderstorm winds tore the roof off an open faced hog barn. |
| July 2010 | Thunderstorm Wind | Spafford | $5,000 | Thunderstorm winds blew down several trees and a grain auger. The winds also caused an unknown amount of damage to crops. |
| July 2010 | Thunderstorm Wind | Jackson | $5,000 | Thunderstorm winds caused tree damage, including several trees blown down. Falling trees damaged two campers at Brown Park. |
| July 2003 | Thunderstorm Wind | Jackson | $5,000 | Thunderstorm winds caused tree damage, including trees of unknown size blown down. A camper was damaged by tree debris near Loon Lake. |
| June 1998 | Thunderstorm Wind | Lakefield | $5,000 | Thunderstorm winds blew over a grain bin. |
| July 1995 | Thunderstorm Wind | Jackson | $5,000 | Thunderstorm winds of unknown speed blew down several trees including one, two and one-half feet in diameter. |
| April 1998 | Thunderstorm Wind | Jackson | $5,000 | no account filed |
| September 2004 | Tornado (F0) | Lakefield | $2,000 | A tornado damaged corn crops , trees, and an outbuilding on a farm. |
| August 2002 | Thunderstorm Wind | Jackson | $1,000 | Thunderstorm winds, measured by privately owned equipment, cracked windows in a house. |
| May 1978 | Tornado (F0) | not stated | $30 | no account filed |
| April 2026 | Hail | Okabena | - | Two thirds of the yard was covered by hail up to nickel size. Hail fall was approximately 10 minutes. |
| April 2026 | Hail | Lakefield | - | Considerable dime to quarter size hail occurred. |
| April 2026 | Hail | Lakefield | - | Most of the hail was penny to quarter size, but some stones were as large as hen eggs. |
| April 2025 | Thunderstorm Wind | Jackson Arpt | - | Wind was measured by a personal weather station. |
| April 2025 | Hail | Spafford | - | The ground was covered by nickel to quarter size hail. |
| July 2024 | Flood | Swastika Beach | - | Flooding continued from June on the Des Moines River at Windom, with declining river levels. The river fell below flood stage on the evening of July 11th. |
| July 2024 | Flood | Miloma | - | Flooding continued from June on the Des Moines River at Jackson, with declining river levels. The river fell below flood stage on the afternoon of July 7th. |
| June 2024 | Thunderstorm Wind | Okabena | - | Video was taken of multiple trees damaged by a period of damaging thunderstorm wind gusts. Most downed limbs from from 6 to 8 inches in diameter, but several were in excess of a foot in diameter. |
| June 2024 | Flood | Swastika Beach | - | The West Fork of the Des Moines River at Windom rose above flood stage the morning of June 21st, cresting around 6.01 feet above flood stage (25.01 feet) on June 25th. This crest is in the Major Stage and broke the previous record. The river stayed above flood stage into July. For a more comprehensive description of flood damage, please see other entries for Jackson County. |
| June 2024 | Flood | Miloma | - | The West Fork of the Des Moines River at Jackson rose above flood stage the morning of June 22nd, cresting around 4.03 feet above flood stage (16.03 feet) on June 26th. This crest is in the Major Stage. The river stayed above flood stage into July. For a more comprehensive description of flood damage, please see other entries for Jackson County. |
| June 2024 | Thunderstorm Wind | Okabena | - | Thunderstorm winds damaged a cattle feeder and dented a large grain bin. Several trees were also damaged. |
| May 2023 | Hail | Jackson | - | Occasional hail fell over a long period, at times reaching as large as penny to quarter size. |
| June 2023 | Thunderstorm Wind | Bergen | - | Thunderstorm winds uprooted a large cottonwood tree and tipped and damaged a grain auger. |
| May 2022 | Hail | Okabena | - | Crop damage is an estimate from insured losses. Information provided by the United States Department of Agriculture. |
| May 2022 | Hail | Okabena | - | Crop damage is an estimate from insured losses. Information provided by the United States Department of Agriculture. |
| April 2022 | Thunderstorm Wind | Jackson | - | Thunderstorm winds downed wrist-sized branches, with one 8-inch diameter tree trunk snapped. |