NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Clarksville, OH
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
4 tropical systems have passed within 75 miles of Clarksville, Ohio since 1851, 0 of them at hurricane strength; the most recent was Opal in 1995. Since 1950, 133 tornadoes have touched down within 25 miles, 12 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 4
- Tornadoes
- 133
- EF3 or stronger
- 12
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
52 deaths in all
What the records show for Clarksville
None of the 4 tropical systems was at hurricane strength as it passed Clarksville; the strongest was an unnamed storm in 1892, a tropical storm with 52 mph winds when its centre passed 12 miles away. The record near Clarksville begins with an unnamed storm in 1888; the most recent system was Opal in 1995, a tropical storm 49 miles away. None of the 4 systems has come since 2000. Of the 605 Ohio cities on this site, 53% have more tropical storms and hurricanes within 75 miles than Clarksville. The strongest of the 133 tornadoes within 25 miles was an F5 on April 3, 1974; its path came within 17 miles, and it killed 36 people. Of the 133, 9 had paths within 5 miles of the city centre, and 76 have come since 2000. May has had the most tornadoes, 39. The most recent tornado was on April 2, 2025. Clarksville has more tornadoes within 25 miles than 98% of the 605 Ohio cities. Hail has been reported within 10 miles 91 times since 1986, with stones up to 2.5 inches (tennis ball size). Clarksville has more hail reports within 10 miles than 63% of the 605 Ohio cities.
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Tropical storms and hurricanes near Clarksville
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 1995 | OpalOct 5 | 49 mi | Tropical storm (46 mph) | Category 4 |
| 1915 | Unnamed 1915 stormAug 21 | 72 mi | Tropical storm (40 mph) | Category 4 |
| 1892 | Unnamed 1892 stormSep 13 | 12 mi | Tropical storm (52 mph) | Tropical storm |
| 1888 | Unnamed 1888 stormAug 21 | 65 mi | Tropical storm (52 mph) | Category 3 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Clarksville: 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 Clarksville
By decade
- 2020s30
- 2010s26(2 EF3+)
- 2000s20(1 EF3+)
- 1990s22(3 EF3+)
- 1980s7
- 1970s14(2 EF3+)
- 1960s10(4 EF3+)
- 1950s4
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 3, 1974 | F5 | 17 mi | 31.3 mi | 36 / 1150 |
| Apr 9, 1999 | F4 | 15 mi | 10 mi | 4 / 65 |
| Apr 3, 1974 | F4 | 16 mi | 19.8 mi | 2 / 39 |
| Sep 20, 2000 | F4 | 18 mi | 9 mi | 1 / 100 |
| Apr 23, 1968 | F4 | 10 mi | 24.1 mi | 1 / 33 |
| Jun 2, 1990 | F4 | 19 mi | 33 mi | 0 / 37 |
| Aug 9, 1969 | F3 | 21 mi | 22.2 mi | 4 / 247 |
| May 27, 2019 | EF3 | 25 mi | 9.92 mi | 0 / 0 |
| May 14, 2014 | EF3 | 21 mi | 8.93 mi | 0 / 0 |
| Jun 30, 1993 | F3 | 24 mi | 15 mi | 0 / 3 |
| May 10, 1969 | F3 | 9 mi | 54.5 mi | 0 / 25 |
| May 8, 1969 | F3 | 20 mi | 1.9 mi | 0 / 25 |
The strongest 12 of 133, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Clarksville
The Storm Prediction Center has 91 hail reports within 10 miles of Clarksville since 1986, made on 56 separate days. Of these, 44 were 1 inch across or larger, and 2 reached 2 inches. The largest, 2.5 inches (tennis ball size), fell on May 16, 2025, the most recent report. May has the most reports, 26.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Clarksville
The nearest NOAA station with 1991–2020 climate normals is WFO Wilmington, OH, 9 miles east of Clarksville at 1,053 feet. July is the warmest, with an average high of 85°F and low of 64°F; January is the coolest, at 38°F and 22°F. May is the wettest at 4.8 inches of precipitation on average and February the driest at 2.9 inches; the year adds up to 44.7 inches over 87 days with at least a tenth of an inch. Highs reach 90°F on about 17 days a year, almost all from June to September. Lows fall below freezing on about 105 nights a year. Snowfall averages 26.6 inches a year, most of it in January. That 44.7 inches is more than at 106 of the 129 Ohio stations used on this site (82%). Blanchester, 7 miles south, has its own station (Cincinnati, OH): 42.4 inches a year, 2.3 less than here, and a July average high of 84°F against 85°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 38 | 22 | 3.3 | 7 | 8.9 |
| Feb | 42 | 24 | 2.9 | 7 | 7.4 |
| Mar | 52 | 33 | 4.1 | 8 | 4.1 |
| Apr | 65 | 43 | 4.5 | 9 | 0.4 |
| May | 75 | 53 | 4.8 | 10 | 0.0 |
| Jun | 83 | 61 | 4.5 | 9 | 0.0 |
| Jul | 85 | 64 | 4.1 | 7 | 0.0 |
| Aug | 84 | 62 | 3.4 | 6 | 0.0 |
| Sep | 79 | 55 | 3.0 | 5 | 0.0 |
| Oct | 67 | 44 | 3.4 | 6 | 0.1 |
| Nov | 54 | 34 | 3.3 | 6 | 1.1 |
| Dec | 43 | 27 | 3.4 | 7 | 4.6 |
| Year | 64 | 43 | 44.7 | 87 | 26.6 |
Averages for 1991–2020 at WFO Wilmington, OH (1,053 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 Clarksville
Since 1996, the National Weather Service has logged 331 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Clarksville: 272 thunderstorm wind reports, 34 floods, 22 flash floods and 3 heavy rain events. They killed 4 people and injured 0, and the NWS estimated $2.6 million in property and crop damage. The strongest thunderstorm gust on record here was 115 mph, on April 9, 1999. June has had the most flash floods, 10 of 22. Of the 597 Ohio cities on this site with a flash flood on record, 444 have had fewer than Clarksville.
March 19, 2008: flood 6 miles from the centre of Clarksville — 1 killed, $10,000 damage.
March 4, 2015: flood 7 miles from the centre of Clarksville — 1 killed, $5,000 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
Clinton County, which includes Clarksville, has been named in 10 federal disaster or emergency declarations since 1968, 4 of them major disasters (by incident: 3 severe storms, 3 snowstorms, 2 biological emergencies, 1 flood). The latest major disaster declaration was Covid-19 Pandemic, on March 31, 2020. FEMA's National Risk Index gives Clinton County a Very Low rating for natural hazard risk overall; by hazard: Relatively Moderate for strong wind; Relatively Low for tornadoes, hail, inland flooding, lightning and heat waves; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $11.6 million a year, the 67th highest of 88 Ohio counties; of the hazards above, the largest share, $6.0 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.
Cities near Clarksville
- Oregonia, OH5 mi
- Blanchester, OH7 mi
- Morrow, OH8 mi
- Wilmington, OH9 mi
- Waynesville, OH10 mi
- Pleasant Plain, OH10 mi
- South Lebanon, OH12 mi
- Lebanon, OH13 mi
- Goshen, OH14 mi
- Spring Valley, OH14 mi
- Fayetteville, OH15 mi
- Maineville, OH15 mi
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