NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Fredonia, WI
Every tropical system within 75 miles since 1851 and every tornado within 25 miles since 1950.
Data: NOAA NHC HURDAT2 and NOAA SPC tornado and hail reports, through 2025 · Updated
1 tropical system has passed within 75 miles of Fredonia, Wisconsin since 1851, 0 of them at hurricane strength; the most recent was an unnamed storm in 1900. Since 1950, 54 tornadoes have touched down within 25 miles, 6 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 1
- Tornadoes
- 54
- EF3 or stronger
- 6
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
5 deaths in all
What the records show for Fredonia
None of the 1 tropical systems was at hurricane strength as it passed Fredonia; the strongest was an unnamed storm in 1900, a tropical storm with 59 mph winds when its centre passed 52 miles away. Fredonia is tied for the most tropical storms and hurricanes within 75 miles among the 416 Wisconsin cities on this site. The highest rating among the 54 tornadoes within 25 miles is F4, reached 2 times; the most recent, on April 4, 1981, came within 11 miles. Of the 54, 2 had paths within 5 miles of the city centre, and 25 have come since 2000. June has had the most tornadoes, 16. The most recent tornado was on May 15, 2025. Of the 416 Wisconsin cities, 77% have more tornadoes within 25 miles than Fredonia. Hail has been reported within 10 miles 43 times since 1958, with stones up to 2.5 inches (tennis ball size). Of the 416 Wisconsin cities, 66% have more hail reports within 10 miles than Fredonia.
Compare Fredonia's storm record with another city →
Tropical storms and hurricanes near Fredonia
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 1900 | Unnamed 1900 stormSep 11 | 52 mi | Tropical storm (59 mph) | Category 4 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Fredonia: a hurricane's worst winds sit within a few dozen miles of its centre, and inland cities are usually past that.
Tornadoes within 25 miles of Fredonia
By decade
- 2020s3
- 2010s11
- 2000s11(1 EF3+)
- 1990s5
- 1980s10(1 EF3+)
- 1970s6(3 EF3+)
- 1960s8(1 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 4, 1981 | F4 | 11 mi | 1.8 mi | 3 / 53 |
| Aug 22, 1964 | F4 | 8 mi | 2.2 mi | 0 / 30 |
| Apr 21, 1974 | F3 | 19 mi | 58.6 mi | 2 / 18 |
| Jun 23, 2004 | F3 | 22 mi | 33.3 mi | 0 / 0 |
| Jun 5, 1977 | F3 | 23 mi | 69.5 mi | 0 / 8 |
| Apr 21, 1974 | F3 | 21 mi | 22.2 mi | 0 / 0 |
| May 15, 2025 | EF2 | 24 mi | 8.28 mi | 0 / 0 |
| Jun 1, 2000 | F2 | 20 mi | 17 mi | 0 / 0 |
| Jun 11, 1986 | F2 | 19 mi | 8 mi | 0 / 0 |
| Aug 4, 1980 | F2 | 22 mi | 0.1 mi | 0 / 0 |
| Apr 7, 1980 | F2 | 15 mi | 6.1 mi | 0 / 2 |
| Jun 17, 1978 | F2 | 22 mi | 16.5 mi | 0 / 0 |
The strongest 12 of 54, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Fredonia
The Storm Prediction Center has 43 hail reports within 10 miles of Fredonia since 1958, made on 35 separate days. Of these, 18 were 1 inch across or larger, and one reached 2 inches. The largest, 2.5 inches (tennis ball size), fell on July 27, 1989. The most recent report is from June 25, 2024. April has the most reports, 11.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Fredonia
The nearest NOAA station with 1991–2020 climate normals is Saukville Wwtp, WI, 8 miles south of Fredonia at 766 feet. July is the warmest, with an average high of 79°F and low of 59°F; January is the coolest, at 27°F and 12°F. June is the wettest at 4.3 inches of precipitation on average and January the driest at 1.5 inches; the year adds up to 35.0 inches over 75 days with at least a tenth of an inch. Highs reach 90°F on about 3 days a year, almost all from July. Lows fall below freezing on about 157 nights a year. That 35.0 inches is more than at 94 of the 165 Wisconsin stations used on this site (57%). Random Lake, 6 miles north, has its own station (Hingham Wwtp, WI): 34.6 inches a year, 0.4 less than here, and a July average high of 80°F against 79°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 27 | 12 | 1.5 | 5 |
| Feb | 31 | 14 | 1.7 | 4 |
| Mar | 41 | 23 | 2.1 | 5 |
| Apr | 52 | 33 | 3.9 | 8 |
| May | 64 | 43 | 3.8 | 9 |
| Jun | 74 | 54 | 4.3 | 8 |
| Jul | 79 | 59 | 3.3 | 7 |
| Aug | 77 | 57 | 4.0 | 6 |
| Sep | 71 | 50 | 3.3 | 7 |
| Oct | 58 | 39 | 2.8 | 7 |
| Nov | 44 | 28 | 2.1 | 5 |
| Dec | 33 | 18 | 2.2 | 5 |
| Year | 54 | 36 | 35.0 | 75 |
Averages for 1991–2020 at Saukville Wwtp, WI (766 ft), from NOAA NCEI U.S. Climate Normals. Normals describe the station; the farther a place is from it, and the bigger the difference in height, the more its weather can differ.
Floods, thunderstorm wind and lightning near Fredonia
Since 1996, the National Weather Service has logged 55 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Fredonia: 43 thunderstorm wind reports, 6 floods, 3 flash floods, 2 lightning strikes and 1 heavy rain event. They killed 0 people and injured 4, and the NWS estimated $4.4 million in property and crop damage. The strongest thunderstorm gust on record here was 100 mph, on November 17, 2013.
May 31, 1998: thunderstorm wind 7 miles from the centre of Fredonia — 4 injured, $3.8 million damage.
May 21, 2004: thunderstorm wind 9 miles from the centre of Fredonia — $150,000 damage.
July 26, 2007: flash flood 2 miles from the centre of Fredonia — $100,000 damage.
NWS: “0 inches within a couple hours, resulted in a flash flood in and near the village of Fredonia. Water depths on roads reached 1 to 3 feet.”
Source: NOAA NCEI Storm Events Database, events whose starting point is on record, 1996 to June 30, 2026. Damage is the NWS estimate in the dollars of the year, not insured losses, and NWS notes that some reports are unverified.
Flood insurance claims, disaster declarations and FEMA risk ratings
Ozaukee County, which includes Fredonia, has been named in 13 federal disaster or emergency declarations since 1965, 10 of them major disasters (by incident: 4 floods, 4 severe storms, 2 biological emergencies, 1 hurricane). The latest major disaster declaration was Covid-19 Pandemic, on April 4, 2020. FEMA's National Risk Index gives Ozaukee County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Low for tornadoes, hail, inland flooding, strong wind, lightning and heat waves; Very Low for hurricanes and coastal flooding. It models the county's expected loss from all 18 hazards it covers at $33.1 million a year, the 25th highest of 72 Wisconsin counties; of the hazards above, the largest share, $17.3 million (52%), is from inland flooding.
Claims: FEMA, OpenFEMA Dataset FIMA NFIP Redacted Claims – v3, summed over ZIP codes; payments in the dollars of each year, not adjusted for inflation. Declarations: Disaster Declarations Summaries – v2, by county. Retrieved October 25, 2026. This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
Risk ratings: FEMA, National Risk Index county table, December 2025 (v1.20), retrieved October 26, 2026; ratings compare counties nationwide, are meant for planning and are no substitute for a local risk assessment. This product uses the Federal Emergency Management Agency's National Risk Index dataset API or downloadable datasets but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
What counts as a pass, the distances and the sources: how this storm history is built.