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Tornado in Clark County, Ohio
33 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.
NCEI records 33 tornado events in Clark County, Ohio, between 1950 and 2026, spread over 21 years.
April is the busiest month, with 11 of the recorded events. The last 20 years account for 20 events against 3 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 2.1% of the 1,565 tornado events recorded in Ohio; its 8.3 per 100 square miles compares with 3.8 statewide.
By rating: 14 at (E)F0, 13 at (E)F1, 2 at (E)F2, 1 at (E)F3, 0 at (E)F4, 1 at (E)F5 and 2 unrated. Tornadoes before 2007 carry the original Fujita rating.
Compared with Ohio
| Measure | Clark County | Ohio | US |
|---|---|---|---|
| Tornado events since 1950 | 33 | 1,565 | 81,281 |
| Per 100 square miles | 8.3 | 3.8 | 2.3 |
| Per 10,000 residents | 2.4 | 1.3 | 2.4 |
| Deaths recorded | 0 | 200 | 6,410 |
| Busiest month | April | June | May |
By year
Seasonality
1Feb
4Mar
1Apr
11May
8Jun
3Jul
3Aug
1Sep
0Oct
0Nov
1Dec
0
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 33 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 |
|---|---|---|---|---|---|---|---|
| 19 Jul 2025 | Tornado | EF0 | $10K | — | — | — | County |
| 19 Jul 2025 | Tornado | EF1 | $200K | — | — | — | County |
| 28 Feb 2024 | Tornado | EF2 | $1.0M | — | — | 3 | County |
| 27 Feb 2023 | Tornado | EF1 | $250K | — | — | — | County |
| 8 Jun 2022 | Tornado | EF1 | $500K | — | — | — | County |
| 14 Apr 2019 | Tornado | EF0 | $45K | — | — | — | County |
| 12 Apr 2019 | Tornado | EF0 | $15K | — | — | — | County |
| 12 Apr 2019 | Tornado | EF unrated | — | — | — | — | County |
| 7 Feb 2019 | Tornado | EF0 | $40K | — | — | — | County |
| 3 Apr 2018 | Tornado | EF1 | $85K | — | — | — | County |
| 5 Nov 2017 | Tornado | EF1 | $100K | — | — | — | County |
| 24 May 2017 | Tornado | EF0 | $100K | — | — | — | County |
| 24 May 2017 | Tornado | EF1 | $250K | — | — | — | County |
| 5 Apr 2017 | Tornado | EF0 | $50K | — | — | — | County |
| 5 Apr 2017 | Tornado | EF0 | $30K | — | — | — | County |
| 2 Apr 2015 | Tornado | EF0 | $1K | — | — | — | County |
| 23 May 2011 | Tornado | EF1 | $15K | $3K | — | — | County |
| 27 Apr 2011 | Tornado | EF0 | $25K | — | — | — | County |
| 8 May 2008 | Tornado | EF0 | $1K | — | — | — | County |
| 15 May 2007 | Tornado | EF0 | $20K | — | — | — | County |
| 8 May 1996 | Tornado | F0 | $10K | — | — | — | County |
| 18 Jun 1992 | Tornado | F1 | — | — | — | — | County |
| 18 Jun 1992 | Tornado | F0 | — | — | — | — | County |
| 20 Apr 1986 | Tornado | F1 | $250K | — | — | 6 | County |
| 13 Jan 1976 | Tornado | F1 | $25K | — | — | — | County |
| 3 Aug 1974 | Tornado | F0 | $25K | — | — | — | County |
| 3 Apr 1974 | Tornado | F5 | $2.5M | — | — | — | County |
| 3 Apr 1974 | Tornado | F2 | $250K | — | — | — | County |
| 10 May 1973 | Tornado | F3 | $3K | — | — | 4 | County |
| 26 Feb 1971 | Tornado | F1 | $25K | — | — | 1 | County |
| 26 May 1968 | Tornado | F1 | $3K | — | — | — | County |
| 17 Mar 1965 | Tornado | F1 | $25K | — | — | — | County |
| 20 Jul 1962 | Tornado | — | $3K | — | — | — | County |
Questions and answers
How many tornado events has Clark County had?
33 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 Clark County?
19 Jul 2025 (Tornado, EF1). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Clark County?
The tornado of 3 Apr 1974, with property damage estimated by NCEI at $2.5M.
How does Clark County compare with Ohio for tornado?
8.3 events per 100 square miles against 3.8 statewide; the county holds 33 of the state's 1,565 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.