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Tornado in Chenango County, New York
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.
NCEI records 19 tornado events in Chenango County, New York, between 1950 and 2026, spread over 11 years.
May is the busiest month, with 5 of the recorded events. The last 20 years account for 7 events against 12 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 3.4% of the 563 tornado events recorded in New York; its 2.1 per 100 square miles compares with 1.2 statewide.
NCEI attributes 2 deaths in the county to tornadoes.
By rating: 8 at (E)F0, 8 at (E)F1, 3 at (E)F2, 0 at (E)F3, 0 at (E)F4, 0 at (E)F5. Tornadoes before 2007 carry the original Fujita rating.
Compared with New York
| Measure | Chenango County | New York | US |
|---|---|---|---|
| Tornado events since 1950 | 19 | 563 | 81,281 |
| Per 100 square miles | 2.1 | 1.2 | 2.3 |
| Per 10,000 residents | 4.1 | 0.3 | 2.4 |
| Deaths recorded | 2 | 32 | 6,410 |
| Busiest month | May | July | May |
By year
Seasonality
0Feb
0Mar
0Apr
4May
5Jun
3Jul
2Aug
1Sep
1Oct
1Nov
2Dec
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 |
|---|---|---|---|---|---|---|---|
| 15 Jul 2024 | Tornado | EF1 | $120K | — | — | — | County |
| 2 Sep 2014 | Tornado | EF1 | $10K | — | — | — | County |
| 19 Apr 2013 | Tornado | EF0 | $70K | — | — | — | County |
| 29 Jul 2011 | Tornado | EF0 | $5K | — | — | — | County |
| 28 Apr 2011 | Tornado | EF1 | $50K | — | — | — | County |
| 28 Apr 2011 | Tornado | EF1 | $75K | — | — | — | County |
| 28 Apr 2011 | Tornado | EF2 | $625K | — | — | — | County |
| 29 Aug 2003 | Tornado | F1 | $100K | — | — | — | County |
| 5 Jun 2002 | Tornado | F0 | $50K | — | — | — | County |
| 26 Jun 1998 | Tornado | F0 | $1K | — | — | — | County |
| 2 Jun 1998 | Tornado | F1 | $250K | — | — | — | County |
| 31 May 1998 | Tornado | F0 | $135K | — | — | — | County |
| 31 May 1998 | Tornado | F2 | $500K | — | — | — | County |
| 8 Nov 1996 | Tornado | F0 | $75K | — | — | — | County |
| 8 Nov 1996 | Tornado | F0 | $75K | — | — | — | County |
| 15 May 1993 | Tornado | F1 | $500K | — | — | 2 | County |
| 2 May 1992 | Tornado | F0 | $25K | — | — | — | County |
| 2 May 1992 | Tornado | F1 | $250K | — | — | — | County |
| 14 Oct 1989 | Tornado | F2 | $25K | — | 2 | 3 | County |
Questions and answers
How many tornado events has Chenango 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 Chenango County?
15 Jul 2024 (Tornado, EF1). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Chenango County?
The tornado of 28 Apr 2011, with property damage estimated by NCEI at $625K.
How does Chenango County compare with New York for tornado?
2.1 events per 100 square miles against 1.2 statewide; the county holds 19 of the state's 563 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.