NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Monticello, 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 Monticello, Wisconsin since 1851, 0 of them at hurricane strength; the most recent was an unnamed storm in 1900. Since 1950, 93 tornadoes have touched down within 25 miles, 7 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 1
- Tornadoes
- 93
- EF3 or stronger
- 7
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
12 deaths in all
What the records show for Monticello
None of the 1 tropical systems was at hurricane strength as it passed Monticello; the strongest was an unnamed storm in 1900, a tropical storm with 55 mph winds when its centre passed 28 miles away. Monticello is tied for the most tropical storms and hurricanes within 75 miles among the 416 Wisconsin cities on this site. The strongest of the 93 tornadoes within 25 miles was an F5 on June 7, 1984; its path came within 24 miles, and it killed 9 people. Of the 93, 5 had paths within 5 miles of the city centre, and 48 have come since 2000. June has had the most tornadoes, 38. The most recent tornado was on July 15, 2024. Monticello has more tornadoes within 25 miles than 65% of the 416 Wisconsin cities. Hail has been reported within 10 miles 48 times since 1974, with stones up to 2 inches (hen egg size). Of the 416 Wisconsin cities, 58% have more hail reports within 10 miles than Monticello.
Compare Monticello's storm record with another city →
Tropical storms and hurricanes near Monticello
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 1900 | Unnamed 1900 stormSep 11 | 28 mi | Tropical storm (55 mph) | Category 4 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Monticello: 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 Monticello
By decade
- 2020s16
- 2010s17(1 EF3+)
- 2000s15(1 EF3+)
- 1990s7(1 EF3+)
- 1980s14(2 EF3+)
- 1970s8
- 1960s11(2 EF3+)
- 1950s5
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jun 7, 1984 | F5 | 24 mi | 36 mi | 9 / 200 |
| Aug 18, 2005 | F3 | 15 mi | 18.6 mi | 1 / 23 |
| Jun 16, 2014 | EF3 | 18 mi | 0.96 mi | 0 / 0 |
| Jun 17, 1992 | F3 | 10 mi | 16 mi | 0 / 30 |
| May 8, 1988 | F3 | 18 mi | 16 mi | 0 / 0 |
| Apr 16, 1967 | F3 | 4 mi | 27.8 mi | 0 / 0 |
| Jan 24, 1967 | F3 | 16 mi | 24.9 mi | 0 / 0 |
| Mar 27, 1991 | F2 | 12 mi | 32 mi | 1 / 5 |
| Oct 8, 1958 | F2 | 24 mi | 81 mi | 1 / 0 |
| Jun 22, 2024 | EF2 | 11 mi | 6.87 mi | 0 / 0 |
| Feb 8, 2024 | EF2 | 14 mi | 25.9 mi | 0 / 1 |
| Jun 16, 2014 | EF2 | 22 mi | 0.22 mi | 0 / 0 |
The strongest 12 of 93, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Monticello
The Storm Prediction Center has 48 hail reports within 10 miles of Monticello since 1974, made on 37 separate days. Of these, 36 were 1 inch across or larger, and 3 reached 2 inches. The largest size, 2 inches (hen egg size), was reported on 2 days, most recently April 18, 2025. The most recent report is from May 15, 2025. April has the most reports, 17.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Monticello
The nearest NOAA station with 1991–2020 climate normals is Monroe Wwtp, WI, 10 miles south of Monticello at 991 feet. July is the warmest, with an average high of 83°F and low of 63°F; January is the coolest, at 27°F and 11°F. June is the wettest at 6.2 inches of precipitation on average and January the driest at 1.6 inches; the year adds up to 39.9 inches over 73 days with at least a tenth of an inch. Highs reach 90°F on about 16 days a year, almost all from May to September. Lows fall below freezing on about 150 nights a year. Snowfall averages 41.5 inches a year, most of it in January. That 39.9 inches is more than at 161 of the 165 Wisconsin stations used on this site (98%). Belleville, 9 miles north, has its own station (Uw Arboretum - Madison, WI): 40.1 inches a year, 0.2 more than here, and a July average high of 82°F against 83°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 27 | 11 | 1.6 | 5 | 11.8 |
| Feb | 31 | 14 | 1.7 | 5 | 10.5 |
| Mar | 44 | 25 | 2.1 | 5 | 4.7 |
| Apr | 57 | 37 | 3.8 | 7 | 1.4 |
| May | 70 | 49 | 4.1 | 8 | 0.3 |
| Jun | 79 | 59 | 6.2 | 8 | 0.0 |
| Jul | 83 | 63 | 4.2 | 6 | 0.0 |
| Aug | 80 | 61 | 4.5 | 6 | 0.0 |
| Sep | 73 | 52 | 4.2 | 6 | 0.0 |
| Oct | 59 | 40 | 3.2 | 6 | 0.4 |
| Nov | 45 | 29 | 2.4 | 5 | 1.8 |
| Dec | 32 | 18 | 1.9 | 5 | 10.6 |
| Year | 57 | 38 | 39.9 | 73 | 41.5 |
Averages for 1991–2020 at Monroe Wwtp, WI (991 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 Monticello
Since 1996, the National Weather Service has logged 100 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Monticello: 88 thunderstorm wind reports, 5 floods, 4 flash floods, 2 heavy rain events and 1 lightning strike. None is recorded as killing or injuring anyone; the NWS estimated $4.9 million in property and crop damage. The strongest thunderstorm gust on record here was 100 mph, on June 22, 2015.
August 5, 2000: thunderstorm wind 6 miles from the centre of Monticello — $1.8 million damage.
August 19, 2007: flash flood 8 miles from the centre of Monticello — $1.0 million damage.
August 21, 2018: flood 9 miles from the centre of Monticello — $1.0 million 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
Flood insurance policyholders in Monticello's ZIP code 53570 have filed 15 claims with the National Flood Insurance Program since 1990, and were paid $51,000 for buildings and contents, in the dollars of each year. 7% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 128 Wisconsin cities on this site with 10 or more claims, 29 have fewer than Monticello.
Green County, which includes Monticello, has been named in 17 federal disaster or emergency declarations since 1969, 12 of them major disasters (by incident: 7 severe storms, 3 floods, 3 snowstorms, 2 biological emergencies). The latest major disaster declaration was Covid-19 Pandemic, on April 4, 2020. FEMA's National Risk Index gives Green County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for tornadoes, hail and strong wind; Relatively Low for inland flooding, lightning and heat waves; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $17.8 million a year, the 47th highest of 72 Wisconsin counties; of the hazards above, the largest share, $6.8 million (38%), 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.