| April 1980 | Tornado (F2) | not stated | 16 hurt, $2,500,000 | no account filed |
| May 1998 | Thunderstorm Wind | Countywide | 8 hurt, $3,710,000 | no account filed |
| June 1977 | Tornado (F3) | not stated | 6 hurt, $2,500,000 | no account filed |
| April 1974 | Tornado (F3) | not stated | 6 hurt, $2,500,000 | no account filed |
| July 2011 | Thunderstorm Wind | Beaver Dam | 5 hurt | Wind gusts up to 40 mph (35 knots) accompanied a gust front through Southeast Wisconsin. The gusty winds snapped the tether holding a hot-air balloon causing it to roll along the ground. A passenger on the balloon suffered minor injuries, while 4 spectators on the ground were also injured. |
| April 1980 | Tornado (F3) | not stated | 4 hurt, $250,000 | no account filed |
| May 1966 | Tornado (F2) | not stated | 3 hurt, $250,000 | no account filed |
| May 2004 | Heavy Rain | Waupun | 2 hurt | no account filed |
| May 2025 | Tornado (EF2) | North Lowell | 1 hurt, $2,500,000 | Extensive damage path from this tornado which started southwest of Juneau, went through the north side of downtown Juneau, to the south of Horicon, hitting the Horicon Hills Golf Club, before ending east of Horicon along Highway 33. The most intense damage was in the city of Juneau where about 10 structures hit EF-2 levels of damage. The one minor injury from this tornado occurred in downtown Juneau where a man was sleeping in his bedroom when the roof blew off and a tree fell into the house. The Clearview facility had windows blown out and one housing building lost it's roof. Another residential building, which looked like a motel, lost a long section of its roof, but was poorly attached to the frame of the building. An empty silo was buckled on the east end of Home Rd with one cow having a two by four impaled into its back. At the Horicon Hill Golf Club, 165 trees were either uprooted or damaged extensively. Numerous golf carts were tipped or displaced and the main club house sustained extensive roof damage. |
| June 1984 | Tornado (F2) | not stated | 1 hurt, $2,500,000 | no account filed |
| June 1997 | Thunderstorm Wind | Watertown | 1 hurt, $10,000 | no account filed |
| June 2004 | Tornado (F3) | Waupun | $8,000,000 | This tornado was a continuation of the tornado that moved east-southeast from Markesan (Green Lake Co.) through the southwest corner of Fond du Lac County (civil Town of Alto). In Dodge County it maintained its F3 strength (175-200 mph) as it moved east-southeast through the city of Waupun and through rural areas of northern Dodge County to a point 2 miles southeast of Lomira, where it dissipated just west of U.S. Highway 41. Many homes and vehicles in the Dodge County portion of Waupun were damaged. Toward Lomira, several dozens of agricultural buildings and homes were damage. Numerous trees were uprooted from Waupun to near Lomira, and some crop damage was noted. Estimated damage in Waupun was about $3M, and $2.5M in the civil Towns of Lomira and Le Roy. Average path width was about 300 yards. |
| June 2008 | Flash Flood | Watertown | $6,570,000 | Heavy rains resulted in flash flooding across much of south-central Dodge County. Water depths on road surfaces reached 3 feet or more and there were gravel washouts. Some farm fields remained flooded into early July. The breakdown for residential home losses were: 75 with minor damage, and 7 destroyed (total of $4.065 million). The breakdown for business losses were: 12 with minor damage, 6 with major damage, and 2 destroyed (total of $1.1 million). Crop losses were estimated at 8 million. Public sector damage was about $1.4 million. There were several roads and bridges that sustained damage. |
| May 2025 | Tornado (EF2) | Horicon | $3,400,000 | Tornado began southwest of Mayville just west of Highway 28 which was also captured on video as a potential multi-vortex tornado. Some of the more intense damage occurred shortly after the tornado developed and crossed County Rd TW on into southwest Mayville in an industrial area. A farmhouse on Cty RW lost a portion of its roof and some farm sheds. The tornado then moved through the industrial area in southwest Mayville. The Mayville Engineering Company was hit on its northwest corner. The winds from the tornado breached a large garage door on the west side which then pushed the large north end wall down. The tornado then went through the Gleason Reel Corporation and destroyed the southern portion of the building. It then went through a neighborhood near the St. John/Graceland cemetary before crossing Main St/Rock River. The tornado then went through the east side of Mayville near the Mayville Golf Course. It then continued to the northeast through mainly rural areas before ending NW of Theresa. |
| April 2006 | Hail | Ashippun | $3,170,000 | no account filed |
| June 1978 | Tornado (F2) | not stated | $2,500,000 | no account filed |
| April 1974 | Tornado (F3) | not stated | $2,500,000 | no account filed |
| June 2004 | Flash Flood | Randolph | $2,000,000 | no account filed |
| June 2008 | Flash Flood | Reeseville | $1,900,000 | Heavy rains resulted in flash flooding across much of central Dodge County. Water depths on road surfaces reached 3 feet or more and there were gravel washouts. Some farm fields remained flooded into early July. The Rock and Crawfish Rivers set all-time crest records in June, 2008. The breakdown for residential home losses were: 8 with minor damage, and 3 destroyed (total of $1 million for home losses). The breakdown for business losses were: 3 with minor damage, and 5 with major damage (total of $100 thousand). Crop losses were estimated at 8 million. Public sector damage was about $184 thousand. There were a couple roads and bridges that sustained damage. |
| May 2025 | Tornado (EF1) | Dodge Co Arpt | $1,200,000 | Tornado began on the north end of the Dodge County Airport, damaging 5 airport hangars and one airplane. The tornado continued east and went through the far south side of Horicon near River Bend Park, causing mainly tree damage along the rest of its path along with some minor barn and housing damage. |
| June 2008 | Flash Flood | Lebanon | $1,200,000 | Heavy rains resulted in flash flooding over parts of southeastern Dodge County. Water depths on road surfaces reached 3 feet or more and there were gravel washouts. Some farm fields remained flooded into early July. The breakdown for residential home losses was: 10 with minor damage (total of $1 million). The breakdown for business losses was: 1 with minor damage (total of $100 thousand). Crop losses were estimated at 5 million. Public sector damage was about $100 thousand. There were a couple roads that sustained damage. |
| June 2000 | Tornado (F2) | Horicon | $1,110,000 | no account filed |
| June 2001 | Tornado (F1) | Fox Lake | $700,000 | A tornado spun up 4 miles north of Fox Lake in northwest Dodge County, and moved southeast through the grounds of the Fox Lake State Correctional Institute, before dissipating 4 miles east of Fox Lake. At the Correctional Institute, the tornado bent several fence sections, cut off power, burst two water mains, and smashed windows in the recreation hall. Security guards reported a "lifting" force and "popping ears" as the tornado passed overhead. Northeast and east of Fox Lake, the tornado destroyed 2 barns, severely damaged a third barn, and damaged 1 home, 3 silos, and 2 pole sheds. Although the maximum path width was 75 yards, the average path width was closer to 40 yards. |
| June 2008 | Flash Flood | Alderley | $462,000 | Heavy rains resulted in flash flooding across much of southeastern Dodge County. Water depths on road surfaces reached 3 feet or more and there were gravel washouts. Some farm fields remained flooded into early July. The breakdown for residential home losses was: 8 with minor damage (total of $200 thousand for home losses). The breakdown for business losses was: 1 with minor damage (total of $78 thousand). Crop losses were estimated at 8 million. Public sector damage was about $184 thousand. There were several roads and bridges that sustained damage. |
| May 1989 | Tornado (F1) | not stated | $250,000 | no account filed |
| May 1989 | Tornado (F1) | not stated | $250,000 | no account filed |
| June 1988 | Tornado (F1) | not stated | $250,000 | no account filed |
| July 1984 | Tornado (F1) | not stated | $250,000 | no account filed |
| August 1980 | Tornado (F1) | not stated | $250,000 | no account filed |
| April 1980 | Tornado (F2) | not stated | $250,000 | no account filed |
| April 1980 | Tornado (F2) | not stated | $250,000 | no account filed |
| April 1976 | Tornado (F1) | not stated | $250,000 | no account filed |
| September 1972 | Tornado (F1) | not stated | $250,000 | no account filed |
| June 1963 | Tornado (F2) | not stated | $250,000 | no account filed |
| June 2008 | Tornado (EF1) | South Randolph | $200,000 | This Dodge County tornado started in Columbia County, about 6 miles southeast of Cambria, and crossed into Dodge County where Beaver Creek crosses the county line. It moved east-northeast to point where CTH FW makes its closest approach to Rakes Bay. It then dissipated over the middle of Rakes Bay. In Dodge County, a home was damaged, a barn was severely damaged, and the top part of a silo was knocked off. Many large trees were uprooted and branched broken off. Also, some corn and soybean fields were damaged. The starting and ending locations for the Dodge County segment, with respect to lat/long pairs of numbers, were 43.49473/-89.00625 and 43.50617/-88.96057. DI#1 (SBO), DOD5. Wind speeds estimated at 95 mph. Average path width of the Dodge County segment was about 50 yards. |
| August 2007 | Flash Flood | Watertown | $200,000 | Heavy rain from thunderstorms resulted in scattered flash flood conditions in the Watertown to Rubicon area. Fast-flowing water depths of 1 to 2 feet were reported, as well as basement flood damage in about 50 homes. Several homes had water flowing in through windows as well as through wall cracks. There were reports of soil erosion and some crop damage. A resident on north side of Watertown picked up 1.84 of rain in 28 minutes, and a total of 3.22 inches from 4 pm to 520 pm. |
| September 1994 | Hail | Beaver Dam | $200,000 | Severe thunderstorms deposited hail up to the size of golf balls over parts of Dodge County. About 100 vehicles received hail damage in Beaver Dam, nearly 50 of them on one auto dealer's lot. |
| June 2001 | Thunderstorm Wind | Beaver Dam | $200,000 | no account filed |
| August 2018 | Tornado (EF2) | Nasbro | $169,000 | Tornado was 1 of 19 tornadoes that occurred across central to east central Wisconsin on the afternoon of August 28th. This was the strongest tornado of the event and went just north of the Village of Brownsville. The worst damage was to a Canadian National Railway communications tower which was crumpled over. Widespread straight line winds caused significant tree and crop damage across the county as well. |
| May 2009 | Thunderstorm Wind | Farmersville | $165,000 | A microburst generated a 100 yard wide swath of tree and structural damage from just southeast of the Village of Farmersville northeast to Knowles. Wind gusts were estimated at 78 knots (90 mph). Damage included...2 barns down killing 7 cows, 4 sheds and 1 greenhouse destroyed, and 5 homes affected (minor damage). Also, about 150 trees were toppled or damaged. Heavy rainfall between 1.50 inches and 2.60 inches caused ponding of water on roads in the area. |
| May 2001 | Hail | Watertown | $150,000 | no account filed |
| June 1997 | Thunderstorm Wind | Juneau | $150,000 | no account filed |
| May 2025 | Tornado (EF1) | Reeseville | $135,000 | Track started southwest of Lowell and ended south of Juneau. Damage was mainly to about 30 trees, but there was barn damage along Fairwood Rd near the onset of the tornado and some roofing panels lofted from the Animix facility south of Juneau near the end of the tornado path. |
| July 2015 | Thunderstorm Wind | Danville | $120,000 | Straight line wind damage collapsed the roofs of three old barns and partially collapsed the roof of a pole barn. Many large tree branches snapped and some whole trees downed. Many power lines down. Some fields of corn were laid over on an angle. |
| August 2007 | Flash Flood | Beaver Dam | $100,000 | Heavy rain from thunderstorms resulted in scattered flash flood conditions in the Beaver Dam to Horicon area. Fast-flowing water depths of 1 to 2 feet were reported, as well as basement flood damage in about 20 homes. Sandbagging occurred in Beaver Dam. There were reports of soil erosion and some crop damage. |
| September 2006 | Flash Flood | Watertown | $100,000 | no account filed |
| June 1997 | Thunderstorm Wind | Richwood | $100,000 | no account filed |
| June 1997 | Thunderstorm Wind | Iron Ridge | $100,000 | no account filed |
| June 1996 | Flash Flood | Reeseville | $100,000 | no account filed |
| April 2026 | Thunderstorm Wind | Fox Lake | $80,000 | Widespread reports of tree and powerline damage across the county. A barn 3 miles north of Lowell had the north wall blown in, while the barn door in the south end was torn off and blown into a field. There was a greater concentration of uprooted and snapped trees southeast of Neosho and near Ashippun, extending to the Washington County line. Some structural damage reported to small buildings. |
| November 2013 | Thunderstorm Wind | Hustisford | $75,600 | A squall line produced an estimated 100 mph downburst just east of Hustisford.|An equipment building had its roof removed with some walls collapsed. A calf shed was destroyed with large items within the shed displaced. The town hall had minor damage to its roof and the flag pole was bent. A wooden power pole was snapped and some shingles were removed from a home. About a dozen trees were downed with some being snapped and some uprooted. One tree fell on a home and some corn was damaged. |
| June 2008 | Thunderstorm Wind | Juneau | $75,000 | Powerful thunderstorms winds knocked down large trees, and blew a barn down south-southwest of Juneau. A maximum wind gust of 71 knots (82 mph) was measured at the Dodge County Airport (KUNU) just north of Juneau. |
| August 2001 | Lightning | Farmersville | $75,000 | no account filed |
| July 2007 | Lightning | Mayville | $60,000 | Lightning struck a barn on Morris Rd., resulting in a fire that destroyed the structure, as well as a 1994 vehicle parked inside. An adjacent small shed also had a small fire that was quickly extinguished. |
| April 2002 | Thunderstorm Wind | Watertown | $55,000 | no account filed |
| June 2017 | Thunderstorm Wind | Mayville | $50,000 | Numerous trees and power lines down throughout Mayville. Some trees uprooted, others snapped. A large tree on a house and trees down on vehicles. City Works Department using front end loaders to clear the streets from fallen trees. |
| May 2011 | Lightning | Beaver Dam | $50,000 | A house was damaged in the 500 block of west Burnett Street in Beaver Dam by lightning that struck a nearby tree and traveled through the ground into the house. The resulting fire caused $50,000 in damage to the structure. Two firefighters were injured (indirectly-related) when a portion of the ceiling collapsed in the home. |
| June 2008 | Thunderstorm Wind | Randolph | $50,000 | Trees down. Some structural damage. |
| July 2005 | Thunderstorm Wind | Waupun | $50,000 | Barn blown down. |
| July 2003 | Thunderstorm Wind | Randolph | $50,000 | no account filed |