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Tornado in Piatt County, Illinois
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.
Piatt County, Illinois, has 36 tornado events in the NCEI record since 1950, with at least one in 22 different years.
June is the busiest month, with 9 of the recorded events. The last 20 years account for 10 events against 19 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1% of the 3,647 tornado events recorded in Illinois; its 8.2 per 100 square miles compares with 6.6 statewide.
NCEI attributes 1 death in the county to tornadoes.
By rating: 20 at (E)F0, 9 at (E)F1, 4 at (E)F2, 0 at (E)F3, 1 at (E)F4, 0 at (E)F5 and 2 unrated. Tornadoes before 2007 carry the original Fujita rating.
Compared with Illinois
| Measure | Piatt County | Illinois | US |
|---|---|---|---|
| Tornado events since 1950 | 36 | 3,647 | 81,281 |
| Per 100 square miles | 8.2 | 6.6 | 2.3 |
| Per 10,000 residents | 21.5 | 2.9 | 2.4 |
| Deaths recorded | 1 | 236 | 6,410 |
| Busiest month | June | April | May |
By year
Seasonality
0Feb
0Mar
2Apr
8May
8Jun
9Jul
5Aug
1Sep
0Oct
1Nov
1Dec
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 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 |
|---|---|---|---|---|---|---|---|
| 10 Jun 2026 | Tornado | EF0 | — | — | — | — | County |
| 10 Jun 2026 | Tornado | EF1 | — | — | — | — | County |
| 28 Dec 2025 | Tornado | EF2 | — | — | — | — | County |
| 14 Mar 2025 | Tornado | EF2 | — | — | — | — | County |
| 25 Jun 2021 | Tornado | EF0 | — | — | — | — | County |
| 25 Jun 2021 | Tornado | EF unrated | — | — | — | — | County |
| 19 May 2020 | Tornado | EF unrated | — | — | — | — | County |
| 23 May 2019 | Tornado | EF1 | — | — | — | — | County |
| 7 Jun 2015 | Tornado | EF0 | — | $4K | — | — | County |
| 1 May 2012 | Tornado | EF0 | — | — | — | — | County |
| 26 Jul 2006 | Tornado | F0 | — | — | — | — | County |
| 26 Jul 2006 | Tornado | F0 | — | — | — | — | County |
| 26 Jul 2006 | Tornado | F0 | — | — | — | — | County |
| 26 Jul 2006 | Tornado | F0 | — | — | — | — | County |
| 26 Jul 2006 | Tornado | F0 | — | — | — | — | County |
| 31 May 2006 | Tornado | F0 | — | — | — | — | County |
| 14 May 2003 | Tornado | F0 | — | — | — | — | County |
| 24 Oct 2001 | Tornado | F2 | $2.2M | — | — | — | County |
| 20 Jun 2000 | Tornado | F0 | — | — | — | — | County |
| 20 Apr 2000 | Tornado | F0 | — | — | — | — | County |
| 4 Jun 1999 | Tornado | F0 | — | — | — | — | County |
| 4 Jun 1999 | Tornado | F0 | — | — | — | — | County |
| 8 Apr 1999 | Tornado | F1 | $150K | — | 1 | 3 | County |
| 30 Apr 1997 | Tornado | F0 | — | — | — | — | County |
| 19 Apr 1996 | Tornado | F1 | $500K | — | — | — | County |
| 19 Apr 1996 | Tornado | F1 | $1.0M | — | — | 1 | County |
| 16 Aug 1993 | Tornado | F0 | — | — | — | — | County |
| 16 May 1991 | Tornado | F0 | — | — | — | — | County |
| 11 Apr 1987 | Tornado | F1 | $250K | — | — | — | County |
| 16 May 1986 | Tornado | F1 | $3K | — | — | — | County |
| 19 Nov 1985 | Tornado | F1 | $250K | — | — | — | County |
| 20 Mar 1976 | Tornado | F4 | $2.5M | — | — | 5 | County |
| 19 Jun 1974 | Tornado | F0 | — | — | — | — | County |
| 3 Apr 1974 | Tornado | F1 | $3K | — | — | — | County |
| 3 Apr 1974 | Tornado | F0 | $3K | — | — | — | County |
| 11 May 1959 | Tornado | F2 | $250K | — | — | — | County |
Questions and answers
How many tornado events has Piatt 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 Piatt County?
10 Jun 2026 (Tornado, EF1). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Piatt County?
The tornado of 20 Mar 1976, with property damage estimated by NCEI at $2.5M.
How does Piatt County compare with Illinois for tornado?
8.2 events per 100 square miles against 6.6 statewide; the county holds 36 of the state's 3,647 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.