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Tornado in Jefferson County, Missouri
44 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 44 tornado events in Jefferson County, Missouri, between 1950 and 2026, spread over 23 years.
April is the busiest month, with 12 of the recorded events. The last 20 years account for 17 events against 12 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.4% of the 3,118 tornado events recorded in Missouri; its 6.7 per 100 square miles compares with 4.5 statewide.
NCEI attributes 1 death in the county to tornadoes.
By rating: 15 at (E)F0, 22 at (E)F1, 3 at (E)F2, 2 at (E)F3, 0 at (E)F4, 0 at (E)F5 and 2 unrated. Tornadoes before 2007 carry the original Fujita rating.
Compared with Missouri
| Measure | Jefferson County | Missouri | US |
|---|---|---|---|
| Tornado events since 1950 | 44 | 3,118 | 81,281 |
| Per 100 square miles | 6.7 | 4.5 | 2.3 |
| Per 10,000 residents | 1.9 | 5.1 | 2.4 |
| Deaths recorded | 1 | 429 | 6,410 |
| Busiest month | April | May | May |
By year
Seasonality
0Feb
0Mar
5Apr
12May
11Jun
3Jul
3Aug
0Sep
4Oct
1Nov
1Dec
4
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 44 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 |
|---|---|---|---|---|---|---|---|
| 7 Jun 2025 | Tornado | EF1 | — | — | — | — | County |
| 19 May 2025 | Tornado | EF unrated | — | — | — | — | County |
| 14 Mar 2025 | Tornado | EF2 | $825K | — | — | — | County |
| 26 May 2024 | Tornado | EF0 | $10K | — | — | — | County |
| 18 Apr 2024 | Tornado | EF1 | $100K | — | — | — | County |
| 15 Apr 2023 | Tornado | EF0 | — | — | — | — | County |
| 15 Apr 2023 | Tornado | EF1 | — | — | — | — | County |
| 15 Apr 2023 | Tornado | EF1 | — | — | — | 1 | County |
| 7 Mar 2017 | Tornado | EF0 | — | — | — | — | County |
| 7 Mar 2017 | Tornado | EF0 | — | — | — | — | County |
| 8 Jul 2015 | Tornado | EF0 | — | — | — | — | County |
| 1 Sep 2014 | Tornado | EF1 | — | — | — | — | County |
| 31 May 2013 | Tornado | EF1 | — | — | — | — | County |
| 31 Dec 2010 | Tornado | EF1 | — | — | — | — | County |
| 31 Dec 2010 | Tornado | EF0 | — | — | — | — | County |
| 31 Dec 2010 | Tornado | EF1 | — | — | — | — | County |
| 30 Apr 2010 | Tornado | EF1 | — | — | — | — | County |
| 22 Sep 2006 | Tornado | F1 | — | — | — | — | County |
| 22 Sep 2006 | Tornado | F1 | — | — | — | — | County |
| 11 Mar 2006 | Tornado | F3 | — | — | — | — | County |
| 11 Mar 2006 | Tornado | F0 | — | — | — | — | County |
| 27 May 2004 | Tornado | F0 | — | — | — | — | County |
| 6 May 2003 | Tornado | F0 | — | — | — | — | County |
| 6 May 2003 | Tornado | F0 | — | — | — | — | County |
| 16 Apr 1995 | Tornado | F0 | $200 | — | — | — | County |
| 26 Apr 1994 | Tornado | F0 | $5K | — | — | — | County |
| 15 Apr 1994 | Tornado | F0 | $50K | $500 | — | — | County |
| 15 Apr 1994 | Tornado | F0 | $500K | $5K | — | — | County |
| 15 Apr 1994 | Tornado | F1 | $5.0M | $5K | — | — | County |
| 9 Nov 1984 | Tornado | F0 | — | — | — | — | County |
| 2 Dec 1982 | Tornado | F1 | $250K | — | — | — | County |
| 20 Jul 1981 | Tornado | F1 | $3K | — | — | — | County |
| 22 Apr 1981 | Tornado | F3 | $2.5M | — | 1 | — | County |
| 12 May 1978 | Tornado | — | $250K | — | — | — | County |
| 27 Jul 1976 | Tornado | F1 | — | — | — | — | County |
| 4 Jun 1973 | Tornado | F1 | — | — | — | — | County |
| 15 May 1968 | Tornado | F1 | $25K | — | — | — | County |
| 3 Apr 1968 | Tornado | F1 | $25K | — | — | — | County |
| 24 Oct 1967 | Tornado | F1 | $25K | — | — | — | County |
| 10 Jun 1967 | Tornado | F2 | $25K | — | — | — | County |
| 28 May 1967 | Tornado | F2 | $25K | — | — | — | County |
| 4 Sep 1965 | Tornado | F1 | $3K | — | — | — | County |
| 7 May 1961 | Tornado | F1 | $3K | — | — | — | County |
| 6 May 1961 | Tornado | F1 | $25K | — | — | — | County |
Questions and answers
How many tornado events has Jefferson County had?
44 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 Jefferson County?
7 Jun 2025 (Tornado, EF1). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Jefferson County?
The tornado of 15 Apr 1994, with property damage estimated by NCEI at $5.0M and crop damage at $5K.
How does Jefferson County compare with Missouri for tornado?
6.7 events per 100 square miles against 4.5 statewide; the county holds 44 of the state's 3,118 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.