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Tornado in Warren County, Tennessee
19 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.
Warren County, Tennessee, has 19 tornado events in the NCEI record since 1950, with at least one in 15 different years.
April is the busiest month, with 7 of the recorded events. The last 20 years account for 7 events against 3 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.1% of the 1,704 tornado events recorded in Tennessee; its 4.4 per 100 square miles compares with 4.1 statewide.
NCEI attributes 4 deaths in the county to tornadoes.
By rating: 3 at (E)F0, 11 at (E)F1, 4 at (E)F2, 1 at (E)F3, 0 at (E)F4, 0 at (E)F5. Tornadoes before 2007 carry the original Fujita rating.
Compared with Tennessee
| Measure | Warren County | Tennessee | US |
|---|---|---|---|
| Tornado events since 1950 | 19 | 1,704 | 81,281 |
| Per 100 square miles | 4.4 | 4.1 | 2.3 |
| Per 10,000 residents | 4.6 | 2.4 | 2.4 |
| Deaths recorded | 4 | 408 | 6,410 |
| Busiest month | April | April | May |
By year
Seasonality
1Feb
2Mar
5Apr
7May
0Jun
1Jul
1Aug
1Sep
1Oct
0Nov
0Dec
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 19 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 |
|---|---|---|---|---|---|---|---|
| 28 Aug 2020 | Tornado | EF0 | $5K | — | — | — | County |
| 5 Feb 2020 | Tornado | EF0 | $10K | — | — | — | County |
| 5 Apr 2017 | Tornado | EF1 | $50K | — | — | 1 | County |
| 27 Apr 2011 | Tornado | EF1 | $100K | $21K | — | — | County |
| 7 Sep 2009 | Tornado | EF0 | $25K | $1K | — | — | County |
| 28 Jul 2009 | Tornado | EF1 | $100K | $1K | — | — | County |
| 11 Apr 2008 | Tornado | EF1 | $1.1M | — | — | — | County |
| 7 Apr 2006 | Tornado | F1 | $100K | — | 1 | — | County |
| 7 Apr 2006 | Tornado | F1 | $500K | — | 2 | — | County |
| 19 Mar 2003 | Tornado | F1 | $10K | — | — | 1 | County |
| 24 Jun 1980 | Tornado | F1 | $3K | — | — | — | County |
| 3 Apr 1974 | Tornado | F2 | $250K | — | 1 | 1 | County |
| 3 Apr 1974 | Tornado | F1 | $25K | — | — | 1 | County |
| 17 Mar 1965 | Tornado | F1 | $25K | — | — | 1 | County |
| 11 Mar 1963 | Tornado | F2 | $250K | — | — | — | County |
| 13 Mar 1961 | Tornado | F3 | $250K | — | — | — | County |
| 20 Jan 1953 | Tornado | F2 | $25K | — | — | — | County |
| 29 Feb 1952 | Tornado | F2 | $25K | — | — | — | County |
| 27 Mar 1950 | Tornado | F1 | $3K | — | — | — | County |
Questions and answers
How many tornado events has Warren County had?
19 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 Warren County?
28 Aug 2020 (Tornado, EF0). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Warren County?
The tornado of 11 Apr 2008, with property damage estimated by NCEI at $1.1M.
How does Warren County compare with Tennessee for tornado?
4.4 events per 100 square miles against 4.1 statewide; the county holds 19 of the state's 1,704 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.