NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Oneida, 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 Oneida, Wisconsin since 1851, 0 of them at hurricane strength; the most recent was Cristobal in 2020. Since 1950, 76 tornadoes have touched down within 25 miles, 4 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 1
- Tornadoes
- 76
- EF3 or stronger
- 4
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
1 deaths in all
What the records show for Oneida
None of the 1 tropical systems was at hurricane strength as it passed Oneida; the strongest was Cristobal in 2020, a tropical storm with 40 mph winds when its centre passed 64 miles away. Oneida 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 76 tornadoes within 25 miles is F4, reached 2 times; the most recent, on July 5, 1994, came within 24 miles. The deadliest, an F4 on April 27, 1984, killed 1 person. Of the 76, none had a path within 5 miles of the city centre, and 36 have come since 2000. June has had the most tornadoes, 21. The most recent tornado was on May 21, 2024. Oneida has more tornadoes within 25 miles than 50% of the 416 Wisconsin cities. Hail has been reported within 10 miles 60 times since 1958, with stones up to 2.5 inches (tennis ball size). Oneida has more hail reports within 10 miles than 56% of the 416 Wisconsin cities.
Compare Oneida's storm record with another city →
Tropical storms and hurricanes near Oneida
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2020 | CristobalJun 10 | 64 mi | Tropical storm (40 mph) | Tropical storm |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Oneida: 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 Oneida
By decade
- 2020s6
- 2010s25
- 2000s5
- 1990s7(1 EF3+)
- 1980s3(1 EF3+)
- 1970s13(1 EF3+)
- 1960s10(1 EF3+)
- 1950s7
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 27, 1984 | F4 | 8 mi | 27.5 mi | 1 / 19 |
| Jul 5, 1994 | F4 | 24 mi | 3.5 mi | 0 / 2 |
| Dec 1, 1970 | F3 | 13 mi | 13.1 mi | 0 / 0 |
| Jun 26, 1969 | F3 | 8 mi | 15.3 mi | 0 / 1 |
| Aug 6, 2013 | EF2 | 23 mi | 13.07 mi | 0 / 0 |
| Apr 10, 2011 | EF2 | 18 mi | 1.52 mi | 0 / 0 |
| Jul 5, 1994 | F2 | 24 mi | 1 mi | 0 / 0 |
| May 6, 1982 | F2 | 15 mi | 9 mi | 0 / 0 |
| Apr 22, 1970 | F2 | 9 mi | 7.2 mi | 0 / 1 |
| Apr 22, 1970 | F2 | 7 mi | 3.6 mi | 0 / 2 |
| Aug 16, 1968 | F2 | 6 mi | 1 mi | 0 / 1 |
| Aug 16, 1968 | F2 | 19 mi | 2 mi | 0 / 0 |
The strongest 12 of 76, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Oneida
The Storm Prediction Center has 60 hail reports within 10 miles of Oneida since 1958, made on 37 separate days. Of these, 33 were 1 inch across or larger, and 3 reached 2 inches. The largest, 2.5 inches (tennis ball size), fell on July 30, 2012. The most recent report is from September 6, 2023. June and July have the most reports, 14 each.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Oneida
The nearest NOAA station with 1991–2020 climate normals is Green Bay WFO, WI, 4 miles southeast of Oneida at 682 feet. July is the warmest, with an average high of 81°F and low of 60°F; January is the coolest, at 25°F and 10°F. June is the wettest at 4.1 inches of precipitation on average and February the driest at 1.2 inches; the year adds up to 31.7 inches over 71 days with at least a tenth of an inch. Highs reach 90°F on about 6 days a year, almost all from June to August. Lows fall below freezing on about 151 nights a year. Snowfall averages 61.3 inches a year, most of it in December. That 31.7 inches is more than at 21 of the 165 Wisconsin stations used on this site (13%). Green Bay, 8 miles east, has its own station (Green Bay, WI): 31.8 inches a year, the same as here, and the same July average high, 81°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 25 | 10 | 1.4 | 4 | 13.3 |
| Feb | 29 | 13 | 1.2 | 4 | 15.1 |
| Mar | 40 | 23 | 2.0 | 5 | 7.9 |
| Apr | 53 | 34 | 3.0 | 7 | 5.3 |
| May | 66 | 46 | 3.5 | 7 | 0.1 |
| Jun | 76 | 55 | 4.1 | 8 | 0.0 |
| Jul | 81 | 60 | 3.6 | 7 | 0.0 |
| Aug | 78 | 58 | 3.3 | 6 | 0.0 |
| Sep | 71 | 50 | 3.2 | 6 | 0.0 |
| Oct | 57 | 39 | 2.7 | 7 | 0.4 |
| Nov | 43 | 28 | 2.0 | 4 | 2.1 |
| Dec | 30 | 17 | 1.7 | 6 | 17.1 |
| Year | 54 | 36 | 31.7 | 71 | 61.3 |
Averages for 1991–2020 at Green Bay WFO, WI (682 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 Oneida
Since 1996, the National Weather Service has logged 137 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Oneida: 114 thunderstorm wind reports, 9 flash floods, 6 heavy rain events, 4 floods and 4 lightning strikes. They killed 1 person and injured 1, and the NWS estimated $1.4 million in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on September 13, 2005. September has had the most flash floods, 3 of 9. Of the 374 Wisconsin cities on this site with a flash flood on record, 260 have had fewer than Oneida.
June 23, 2025: thunderstorm wind 5 miles from the centre of Oneida — 1 killed.
August 25, 1996: thunderstorm wind 10 miles from the centre of Oneida — 1 injured, $10,000 damage.
September 17, 2018: flash flood 9 miles from the centre of Oneida — $500,000 damage.
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
Brown County, which includes Oneida, has been named in 9 federal disaster or emergency declarations since 1973, 6 of them major disasters (by incident: 3 severe storms, 2 biological emergencies, 2 floods, 1 drought). The latest major disaster declaration was Severe Storms, Tornadoes, and Flooding, on June 30, 2026. FEMA's National Risk Index gives Brown County a Relatively Moderate rating for natural hazard risk overall; by hazard: Relatively High for tornadoes, hail and lightning; Relatively Moderate for inland flooding; Relatively Low for coastal flooding, strong wind and heat waves; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $103.7 million a year, the 4th highest of 72 Wisconsin counties; of the hazards above, the largest share, $57.4 million (55%), 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.