NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Boscobel, 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 Boscobel, Wisconsin since 1851, 0 of them at hurricane strength; the most recent was an unnamed storm in 1900. Since 1950, 66 tornadoes have touched down within 25 miles, 5 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 1
- Tornadoes
- 66
- EF3 or stronger
- 5
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
2 deaths in all
What the records show for Boscobel
None of the 1 tropical systems was at hurricane strength as it passed Boscobel; the strongest was an unnamed storm in 1900, a tropical storm with 53 mph winds when its centre passed 73 miles away. Boscobel is tied for the most tropical storms and hurricanes within 75 miles among the 416 Wisconsin cities on this site. The strongest of the 66 tornadoes within 25 miles was an F4 on April 30, 1954; its path came within 24 miles. The deadliest, an F3 on May 30, 1985, killed 2 people. Of the 66, 2 had paths within 5 miles of the city centre, and 20 have come since 2000. June has had the most tornadoes, 22. The most recent tornado was on September 22, 2025. Of the 416 Wisconsin cities, 58% have more tornadoes within 25 miles than Boscobel. Hail has been reported within 10 miles 48 times since 1966, with stones up to 2 inches (hen egg size). Of the 416 Wisconsin cities, 58% have more hail reports within 10 miles than Boscobel.
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Tropical storms and hurricanes near Boscobel
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 1900 | Unnamed 1900 stormSep 11 | 73 mi | Tropical storm (53 mph) | Category 4 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Boscobel: 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 Boscobel
By decade
- 2020s5(1 EF3+)
- 2010s8
- 2000s7
- 1990s4
- 1980s13(2 EF3+)
- 1970s10
- 1960s12(1 EF3+)
- 1950s7(1 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 30, 1954 | F4 | 24 mi | 80.4 mi | 0 / 0 |
| May 30, 1985 | F3 | 17 mi | 34 mi | 2 / 27 |
| Aug 7, 2021 | EF3 | in town | 9.38 mi | 0 / 0 |
| Jun 5, 1980 | F3 | 22 mi | 26.9 mi | 0 / 1 |
| Sep 3, 1964 | F3 | 6 mi | 17.1 mi | 0 / 4 |
| Jun 29, 2014 | EF2 | 16 mi | 29.07 mi | 0 / 0 |
| Sep 4, 2012 | EF2 | 22 mi | 0.72 mi | 0 / 0 |
| May 8, 1988 | F2 | 16 mi | 20 mi | 0 / 0 |
| May 8, 1988 | F2 | 15 mi | 7.5 mi | 0 / 0 |
| May 8, 1988 | F2 | 10 mi | 10 mi | 0 / 0 |
| May 30, 1985 | F2 | 20 mi | 16 mi | 0 / 0 |
| Jun 5, 1980 | F2 | 17 mi | 70.2 mi | 0 / 0 |
The strongest 12 of 66, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Boscobel
The Storm Prediction Center has 48 hail reports within 10 miles of Boscobel since 1966, made on 33 separate days. Of these, 26 were 1 inch across or larger, and one reached 2 inches. The largest, 2 inches (hen egg size), fell on May 29, 1989. The most recent report is from February 22, 2022. June has the most reports, 18.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Boscobel
The nearest NOAA station with 1991–2020 climate normals is Boscobel Airport, WI, 2 miles northeast of Boscobel at 672 feet. July is the warmest, with an average high of 84°F and low of 61°F; January is the coolest, at 29°F and 10°F. June is the wettest at 5.2 inches of precipitation on average and January and February the driest at 1.0 inches; the year adds up to 34.1 inches over 64 days with at least a tenth of an inch. Highs reach 90°F on about 19 days a year, almost all from May to September. Lows fall below freezing on about 152 nights a year. That 34.1 inches is more than at 69 of the 165 Wisconsin stations used on this site (42%). Muscoda, 13 miles east, has its own station (Richland Ctr, WI): 39.5 inches a year, 5.4 more than here, and a July average high of 82°F against 84°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 29 | 10 | 1.0 | 3 |
| Feb | 34 | 14 | 1.0 | 3 |
| Mar | 47 | 25 | 1.9 | 5 |
| Apr | 61 | 36 | 3.6 | 7 |
| May | 72 | 47 | 4.4 | 8 |
| Jun | 81 | 57 | 5.2 | 9 |
| Jul | 84 | 61 | 3.8 | 6 |
| Aug | 83 | 59 | 4.1 | 6 |
| Sep | 76 | 51 | 3.4 | 6 |
| Oct | 63 | 38 | 2.5 | 5 |
| Nov | 47 | 28 | 1.9 | 4 |
| Dec | 34 | 17 | 1.3 | 4 |
| Year | 59 | 37 | 34.1 | 64 |
Averages for 1991–2020 at Boscobel Airport, WI (672 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 Boscobel
Since 1996, the National Weather Service has logged 98 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Boscobel: 43 thunderstorm wind reports, 27 floods, 15 flash floods and 13 heavy rain events. None is recorded as killing or injuring anyone; the NWS estimated $20.0 million in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on May 29, 2013. June has had the most flash floods, 9 of 15. Of the 374 Wisconsin cities on this site with a flash flood on record, 341 have had fewer than Boscobel.
June 22, 2013: flash flood 1 mile from the centre of Boscobel — $7.1 million damage.
NWS: “Very heavy rain produced flash flooding across the northeast part of Grant County. |In Boscobel, numerous houses became surrounded by water with evacuations needed, most streets were flooded and cars were under water.”
June 22, 2013: flash flood 6 miles from the centre of Boscobel — $4.3 million damage.
NWS: “Locally heavy rain produced flash flooding across portions of Crawford County. Water covered roads in the Steuben area.”
June 8, 2008: flood 7 miles from the centre of Boscobel — $3.4 million damage.
NWS: “Travel across Richland County was very difficult due to ongoing flooding. Numerous roads were closed, including Highways 131, 56 and 80, as well as County Roads C, F, Q, E, and U.”
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 Boscobel's ZIP code 53805 have filed 11 claims with the National Flood Insurance Program since 1983, and were paid $43,000 for buildings and contents, in the dollars of each year. Of the 128 Wisconsin cities on this site with 10 or more claims, 3 have fewer than Boscobel.
Grant County, which includes Boscobel, has been named in 20 federal disaster or emergency declarations since 1965, 17 of them major disasters (by incident: 10 severe storms, 4 floods, 2 biological emergencies, 1 drought). The latest major disaster declaration was Covid-19 Pandemic, on April 4, 2020. FEMA's National Risk Index gives Grant County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for tornadoes, hail, strong wind and lightning; Relatively Low for inland flooding and heat waves; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $20.9 million a year, the 40th highest of 72 Wisconsin counties; of the hazards above, the largest share, $9.2 million (44%), 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.
Cities near Boscobel
- Fennimore, WI11 mi
- Muscoda, WI13 mi
- Lancaster, WI20 mi
- Richland Center, WI21 mi
- Prairie Du Chien, WI22 mi
- Lone Rock, WI24 mi
- Platteville, WI29 mi
- Viroqua, WI30 mi
- Dodgeville, WI30 mi
- Potosi, WI31 mi
- Spring Green, WI32 mi
- La Farge, WI33 mi
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