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Tornado in Boone County, Missouri
36 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.
Boone County, Missouri, has 36 tornado events in the NCEI record since 1950, with at least one in 22 different years.
April is the busiest month, with 11 of the recorded events. The last 20 years account for 4 events against 12 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.2% of the 3,118 tornado events recorded in Missouri; its 5.3 per 100 square miles compares with 4.5 statewide.
By rating: 12 at (E)F0, 13 at (E)F1, 8 at (E)F2, 3 at (E)F3, 0 at (E)F4, 0 at (E)F5. Tornadoes before 2007 carry the original Fujita rating.
Compared with Missouri
| Measure | Boone County | Missouri | US |
|---|---|---|---|
| Tornado events since 1950 | 36 | 3,118 | 81,281 |
| Per 100 square miles | 5.3 | 4.5 | 2.3 |
| Per 10,000 residents | 1.9 | 5.1 | 2.4 |
| Deaths recorded | 0 | 429 | 6,410 |
| Busiest month | April | May | May |
By year
Seasonality
1Feb
1Mar
2Apr
11May
4Jun
2Jul
4Aug
0Sep
2Oct
3Nov
3Dec
3
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 36 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 |
|---|---|---|---|---|---|---|---|
| 17 Apr 2026 | Tornado | EF0 | — | — | — | — | County |
| 20 Apr 2025 | Tornado | EF1 | — | — | — | — | County |
| 20 Apr 2025 | Tornado | EF1 | $22K | — | — | — | County |
| 7 Jul 2016 | Tornado | EF0 | — | — | — | — | County |
| 17 May 2001 | Tornado | F0 | — | — | — | — | County |
| 26 Mar 2000 | Tornado | F1 | $50K | — | — | — | County |
| 25 Feb 2000 | Tornado | F0 | — | — | — | — | County |
| 8 Apr 1999 | Tornado | F2 | — | — | — | 5 | County |
| 8 Apr 1999 | Tornado | F2 | — | — | — | — | County |
| 10 Nov 1998 | Tornado | F3 | $6.0M | — | — | 16 | County |
| 8 Jul 1995 | Tornado | F0 | — | — | — | — | County |
| 2 Jul 1992 | Tornado | F1 | $250K | — | — | — | County |
| 2 Jul 1992 | Tornado | F0 | — | — | — | — | County |
| 27 Nov 1990 | Tornado | F3 | $250K | — | — | — | County |
| 27 Nov 1990 | Tornado | F3 | $25M | — | — | 3 | County |
| 2 Jun 1987 | Tornado | F0 | $250 | — | — | 1 | County |
| 17 Jun 1985 | Tornado | F1 | $2.5M | — | — | — | County |
| 16 Oct 1984 | Tornado | F1 | $25K | — | — | — | County |
| 29 Apr 1984 | Tornado | F1 | $25K | — | — | — | County |
| 3 Apr 1984 | Tornado | F1 | $250 | — | — | — | County |
| 29 May 1982 | Tornado | F1 | $3K | — | — | — | County |
| 16 Apr 1982 | Tornado | F0 | — | — | — | — | County |
| 12 May 1980 | Tornado | F2 | $25K | — | — | — | County |
| 4 Dec 1973 | Tornado | F0 | $25K | — | — | — | County |
| 26 May 1973 | Tornado | F2 | $250K | — | — | 1 | County |
| 13 Mar 1973 | Tornado | F1 | $25K | — | — | — | County |
| 7 Sep 1972 | Tornado | F1 | $25K | — | — | — | County |
| 8 Dec 1966 | Tornado | F1 | $25K | — | — | — | County |
| 25 Jan 1965 | Tornado | F0 | $30 | — | — | — | County |
| 4 Oct 1959 | Tornado | F0 | $3K | — | — | — | County |
| 4 Oct 1959 | Tornado | F0 | $3K | — | — | — | County |
| 28 Sep 1959 | Tornado | F1 | $3K | — | — | — | County |
| 4 Dec 1956 | Tornado | F2 | $250K | — | — | — | County |
| 30 Apr 1954 | Tornado | F2 | $25K | — | — | — | County |
| 30 Apr 1954 | Tornado | F2 | $25K | — | — | — | County |
| 30 Apr 1954 | Tornado | F2 | $25K | — | — | — | County |
Questions and answers
How many tornado events has Boone County had?
36 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 Boone County?
17 Apr 2026 (Tornado, EF0). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Boone County?
The tornado of 27 Nov 1990, with property damage estimated by NCEI at $25M.
How does Boone County compare with Missouri for tornado?
5.3 events per 100 square miles against 4.5 statewide; the county holds 36 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.