NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Floyds Knobs, IN
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 Floyds Knobs, Indiana since 1851, 0 of them at hurricane strength; the most recent was Helene in 2024. Since 1950, 129 tornadoes have touched down within 25 miles, 13 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 4
- Tornadoes
- 129
- EF3 or stronger
- 13
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
68 deaths in all
What the records show for Floyds Knobs
None of the 4 tropical systems was at hurricane strength as it passed Floyds Knobs; the strongest was an unnamed storm in 1888, a tropical storm with 53 mph winds when its centre passed 47 miles away. The record near Floyds Knobs begins with an unnamed storm in 1888; the most recent system was Helene in 2024, a tropical storm 39 miles away. Of the 4 systems, one has come since 2000. Of the 356 Indiana cities on this site, 37% have more tropical storms and hurricanes within 75 miles than Floyds Knobs. The highest rating among the 129 tornadoes within 25 miles is F5, reached 2 times; the most recent, on April 3, 1974, came within 10 miles. The deadliest, an F5 on April 3, 1974, killed 31 people. Of the 129, 7 had paths within 5 miles of the city centre, and 82 have come since 2000. April has had the most tornadoes, 32. The most recent tornado was on December 28, 2025. Floyds Knobs has more tornadoes within 25 miles than 79% of the 356 Indiana cities. Hail has been reported within 10 miles 134 times since 1958, with stones up to 2.75 inches (baseball size). Floyds Knobs has more hail reports within 10 miles than 90% of the 356 Indiana cities.
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Tropical storms and hurricanes near Floyds Knobs
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2024 | HeleneSep 27 | 39 mi | Tropical storm (46 mph) | Category 4 |
| 1915 | Unnamed 1915 stormAug 21 | 66 mi | Tropical storm (40 mph) | Category 4 |
| 1892 | Unnamed 1892 stormSep 13 | 61 mi | Tropical storm (49 mph) | Tropical storm |
| 1888 | Unnamed 1888 stormAug 21 | 47 mi | Tropical storm (53 mph) | Category 3 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Floyds Knobs: 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 Floyds Knobs
By decade
- 2020s27(1 EF3+)
- 2010s34(1 EF3+)
- 2000s21(2 EF3+)
- 1990s13(4 EF3+)
- 1980s7
- 1970s15(4 EF3+)
- 1960s10(1 EF3+)
- 1950s2
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 3, 1974 | F5 | 23 mi | 32 mi | 31 / 270 |
| Apr 3, 1974 | F5 | 10 mi | 68 mi | 6 / 86 |
| Mar 2, 2012 | EF4 | 11 mi | 46.6 mi | 11 / 0 |
| Apr 3, 1974 | F4 | 16 mi | 35.6 mi | 11 / 190 |
| Apr 3, 1974 | F4 | 13 mi | 18.5 mi | 3 / 225 |
| May 28, 1996 | F4 | 16 mi | 30 mi | 0 / 10 |
| May 30, 2004 | F3 | 21 mi | 15 mi | 1 / 11 |
| Apr 2, 2025 | EF3 | 20 mi | 9.68 mi | 0 / 0 |
| Oct 18, 2007 | EF3 | 20 mi | 4.8 mi | 0 / 0 |
| Jun 2, 1990 | F3 | 21 mi | 17 mi | 0 / 5 |
| Jun 2, 1990 | F3 | 22 mi | 10 mi | 0 / 5 |
| Jun 2, 1990 | F3 | 2 mi | 12 mi | 0 / 7 |
The strongest 12 of 129, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Floyds Knobs
The Storm Prediction Center has 134 hail reports within 10 miles of Floyds Knobs since 1958, made on 72 separate days. Of these, 97 were 1 inch across or larger, and 7 reached 2 inches. The largest, 2.75 inches (baseball size), fell on May 3, 1996. The most recent report is from March 15, 2025. April has the most reports, 40.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Floyds Knobs
The nearest NOAA station with 1991–2020 climate normals is Louisville Mcalpine, KY, 7 miles southeast of Floyds Knobs at 440 feet. July is the warmest, with an average high of 89°F and low of 70°F; January is the coolest, at 43°F and 26°F. April and May are the wettest at 4.8 inches of precipitation on average and August the driest at 3.3 inches; the year adds up to 48.0 inches over 79 days with at least a tenth of an inch. Highs reach 90°F on about 46 days a year, almost all from May to September. Lows fall below freezing on about 77 nights a year. Snowfall averages 4.3 inches a year, most of it in January. That 48.0 inches is more than at 88 of the 115 Indiana stations used on this site (77%). Palmyra, 12 miles west, has its own station (Salem, IN): 46.9 inches a year, 1.1 less than here, and a July average high of 87°F against 89°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 43 | 26 | 3.5 | 6 | 2.3 |
| Feb | 48 | 29 | 3.5 | 6 | 0.3 |
| Mar | 57 | 37 | 4.5 | 8 | 0.3 |
| Apr | 69 | 47 | 4.8 | 8 | 0.0 |
| May | 77 | 58 | 4.8 | 8 | 0.0 |
| Jun | 85 | 66 | 4.4 | 8 | 0.0 |
| Jul | 89 | 70 | 3.5 | 6 | 0.0 |
| Aug | 88 | 69 | 3.3 | 6 | 0.0 |
| Sep | 82 | 62 | 3.9 | 5 | 0.0 |
| Oct | 70 | 50 | 3.5 | 5 | 0.0 |
| Nov | 57 | 38 | 3.8 | 6 | 0.0 |
| Dec | 47 | 31 | 4.5 | 7 | 1.4 |
| Year | 68 | 48 | 48.0 | 79 | 4.3 |
Averages for 1991–2020 at Louisville Mcalpine, KY (440 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 Floyds Knobs
Since 1996, the National Weather Service has logged 393 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Floyds Knobs: 248 thunderstorm wind reports, 88 flash floods, 39 floods, 14 heavy rain events and 4 lightning strikes. They killed 2 people and injured 1, and the NWS estimated $46.7 million in property and crop damage. The strongest thunderstorm gust on record here was 93 mph, on June 25, 2023. June has had the most flash floods, 17 of 88. Of the 337 Indiana cities on this site with a flash flood on record, 332 have had fewer than Floyds Knobs.
April 20, 2000: thunderstorm wind 10 miles from the centre of Floyds Knobs — 1 killed, $15,000 damage.
September 8, 2018: flash flood 10 miles from the centre of Floyds Knobs — 1 killed, $10,000 damage.
February 20, 2002: thunderstorm wind 8 miles from the centre of Floyds Knobs — 1 injured, $40,000 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
Floyd County, which includes Floyds Knobs, has been named in 17 federal disaster or emergency declarations since 1974, 13 of them major disasters (by incident: 7 severe storms, 4 floods, 2 biological emergencies, 1 hurricane). The latest major disaster declaration was Severe Storms, Straight-Line Winds, Tornadoes, and Flooding, on July 22, 2025. FEMA's National Risk Index gives Floyd County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively High for tornadoes and strong wind; Relatively Moderate for inland flooding and lightning; Relatively Low for hail and heat waves; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $37.4 million a year, the 16th highest of 92 Indiana counties; of the hazards above, the largest share, $16.9 million (45%), 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 Floyds Knobs
- New Albany, IN5 mi
- Georgetown, IN5 mi
- Greenville, IN6 mi
- Clarksville, IN7 mi
- Sellersburg, IN8 mi
- Borden, IN8 mi
- Lanesville, IN9 mi
- Jeffersonville, IN10 mi
- Memphis, IN11 mi
- New Salisbury, IN11 mi
- Palmyra, IN12 mi
- Pekin, IN12 mi
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