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Tornado in Union County, Mississippi
27 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.
Union County, Mississippi, has 27 tornado events in the NCEI record since 1950, with at least one in 19 different years.
March is the busiest month, with 8 of the recorded events. The last 20 years account for 13 events against 4 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.8% of the 3,532 tornado events recorded in Mississippi; its 6.5 per 100 square miles compares with 7.5 statewide.
NCEI attributes 4 deaths in the county to tornadoes.
By rating: 2 at (E)F0, 12 at (E)F1, 6 at (E)F2, 7 at (E)F3, 0 at (E)F4, 0 at (E)F5. Tornadoes before 2007 carry the original Fujita rating.
Compared with Mississippi
| Measure | Union County | Mississippi | US |
|---|---|---|---|
| Tornado events since 1950 | 27 | 3,532 | 81,281 |
| Per 100 square miles | 6.5 | 7.5 | 2.3 |
| Per 10,000 residents | 9.7 | 12.0 | 2.4 |
| Deaths recorded | 4 | 537 | 6,410 |
| Busiest month | March | April | May |
By year
Seasonality
3Feb
4Mar
8Apr
6May
4Jun
0Jul
0Aug
0Sep
1Oct
0Nov
0Dec
1
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 27 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 |
|---|---|---|---|---|---|---|---|
| 5 Apr 2025 | Tornado | EF1 | $150K | — | — | — | County |
| 5 Apr 2025 | Tornado | EF1 | $1.8M | — | — | — | County |
| 15 Mar 2024 | Tornado | EF1 | $200K | — | — | — | County |
| 31 Mar 2023 | Tornado | EF1 | $15K | — | — | — | County |
| 24 Mar 2023 | Tornado | EF1 | $55K | — | — | 1 | County |
| 3 Jan 2023 | Tornado | EF1 | $75K | — | — | — | County |
| 16 Dec 2019 | Tornado | EF1 | $250K | — | — | 1 | County |
| 27 Apr 2011 | Tornado | EF0 | $10K | — | — | — | County |
| 1 May 2010 | Tornado | EF1 | $10K | — | — | — | County |
| 24 Apr 2010 | Tornado | EF0 | $25K | — | — | — | County |
| 2 May 2008 | Tornado | EF1 | $50K | — | — | — | County |
| 2 May 2008 | Tornado | EF2 | $75K | — | — | — | County |
| 2 May 2008 | Tornado | EF2 | $250K | — | — | — | County |
| 24 Feb 2001 | Tornado | F3 | $100K | — | — | — | County |
| 3 Jan 2000 | Tornado | F3 | $250K | — | — | 4 | County |
| 1 Mar 1997 | Tornado | F3 | $250K | — | — | 16 | County |
| 18 Mar 1987 | Tornado | F1 | $250K | — | — | — | County |
| 18 Mar 1986 | Tornado | F1 | $250K | — | — | — | County |
| 21 Apr 1984 | Tornado | F3 | $25M | — | 1 | 2 | County |
| 24 Apr 1976 | Tornado | F2 | $250K | — | — | — | County |
| 12 Mar 1975 | Tornado | F2 | $25K | — | — | — | County |
| 22 Feb 1975 | Tornado | F3 | $3K | — | — | — | County |
| 17 Mar 1965 | Tornado | F3 | $250K | — | — | 3 | County |
| 21 Jan 1959 | Tornado | F3 | $250K | — | — | — | County |
| 21 Sep 1958 | Tornado | F2 | $25K | — | — | 2 | County |
| 12 Feb 1950 | Tornado | F1 | — | — | — | — | County |
| 12 Feb 1950 | Tornado | F2 | $25K | — | 3 | 2 | County |
Questions and answers
How many tornado events has Union County had?
27 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 Union County?
5 Apr 2025 (Tornado, EF1). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Union County?
The tornado of 21 Apr 1984, with property damage estimated by NCEI at $25M; 1 death recorded.
How does Union County compare with Mississippi for tornado?
6.5 events per 100 square miles against 7.5 statewide; the county holds 27 of the state's 3,532 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.