States › Indiana › Harrison County › Tornado
Tornado in Harrison County, Indiana
26 tornadoes events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Tornado.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
Harrison County, Indiana, has 26 tornado events in the NCEI record since 1950, with at least one in 17 different years.
June is the busiest month, with 8 of the recorded events. The last 20 years account for 12 events against 6 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.2% of the 2,103 tornado events recorded in Indiana; its 5.4 per 100 square miles compares with 5.9 statewide.
NCEI attributes 4 deaths in the county to tornadoes.
By rating: 12 at (E)F0, 9 at (E)F1, 3 at (E)F2, 0 at (E)F3, 0 at (E)F4, 2 at (E)F5. Tornadoes before 2007 carry the original Fujita rating.
Compared with Indiana
| Measure | Harrison County | Indiana | US |
|---|---|---|---|
| Tornado events since 1950 | 26 | 2,103 | 81,281 |
| Per 100 square miles | 5.4 | 5.9 | 2.3 |
| Per 10,000 residents | 6.5 | 3.1 | 2.4 |
| Deaths recorded | 4 | 276 | 6,410 |
| Busiest month | June | June | May |
By year
Seasonality
2Feb
0Mar
0Apr
6May
3Jun
8Jul
4Aug
0Sep
0Oct
1Nov
0Dec
2
Magnitude distribution
Enhanced Fujita scale wind estimates
- EF0/F0
- 65–85 mph (EF0)
- EF1/F1
- 86–110 mph (EF1)
- EF2/F2
- 111–135 mph (EF2)
- EF3/F3
- 136–165 mph (EF3)
- EF4/F4
- 166–200 mph (EF4)
- EF5/F5
- over 200 mph (EF5)
- Unrated
- no rating recorded
Tornado rating as recorded (Fujita scale before February 2007, Enhanced Fujita after).
Recorded events
All 26 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 21 Jun 2026 | Tornado | EF0 | — | — | — | — | County |
| 28 Dec 2025 | Tornado | EF0 | — | — | — | — | County |
| 4 Jul 2024 | Tornado | EF0 | — | — | — | — | County |
| 2 Apr 2024 | Tornado | EF1 | — | — | — | — | County |
| 31 Dec 2018 | Tornado | EF1 | $20K | — | — | — | County |
| 20 Jul 2018 | Tornado | EF1 | $600K | — | — | 1 | County |
| 30 Jan 2013 | Tornado | EF0 | $40K | — | — | — | County |
| 22 Jun 2011 | Tornado | EF0 | $5K | — | — | — | County |
| 19 Apr 2011 | Tornado | EF0 | — | — | — | — | County |
| 27 Jun 2008 | Tornado | EF0 | — | — | — | — | County |
| 27 Jun 2008 | Tornado | EF0 | $25K | $1K | — | — | County |
| 27 Jun 2008 | Tornado | EF0 | $1K | — | — | — | County |
| 17 May 2003 | Tornado | F0 | $50K | — | — | — | County |
| 21 Jul 1996 | Tornado | F1 | $10K | — | — | — | County |
| 28 May 1996 | Tornado | F2 | — | — | — | — | County |
| 6 Jun 1990 | Tornado | F1 | $25K | — | — | 2 | County |
| 2 Jun 1990 | Tornado | F2 | $250K | — | — | — | County |
| 5 Jul 1987 | Tornado | F0 | $25K | — | — | — | County |
| 5 Apr 1985 | Tornado | F2 | $25K | — | — | — | County |
| 7 Jun 1980 | Tornado | F1 | — | — | — | — | County |
| 1 Oct 1977 | Tornado | F1 | $25K | — | 1 | 1 | County |
| 13 Jan 1976 | Tornado | F0 | $25K | — | — | — | County |
| 3 Apr 1974 | Tornado | F5 | — | — | 2 | 34 | County |
| 3 Apr 1974 | Tornado | F5 | $25K | — | — | — | County |
| 6 May 1971 | Tornado | F1 | $25K | — | 1 | 2 | County |
| 27 Apr 1971 | Tornado | F1 | $25K | — | — | 2 | County |
Questions and answers
How many tornado events has Harrison County had?
26 events in the NCEI Storm Events record between 1950 and 2026. Reporting of tornadoes became far more complete after 1996, so early decades undercount.
When was the last recorded tornado event in Harrison County?
21 Jun 2026 (Tornado, EF0). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Harrison County?
The tornado of 20 Jul 2018, with property damage estimated by NCEI at $600K.
How does Harrison County compare with Indiana for tornado?
5.4 events per 100 square miles against 5.9 statewide; the county holds 26 of the state's 2,103 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Tornado hub and the county page.