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Tornado in Sequoyah County, Oklahoma
60 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.
Sequoyah County, Oklahoma, has 60 tornado events in the NCEI record since 1950, with at least one in 33 different years.
May is the busiest month, with 29 of the recorded events. The last 20 years account for 26 events against 8 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.2% of the 5,054 tornado events recorded in Oklahoma; its 8.9 per 100 square miles compares with 7.4 statewide.
NCEI attributes 17 deaths in the county to tornadoes.
By rating: 16 at (E)F0, 27 at (E)F1, 6 at (E)F2, 5 at (E)F3, 3 at (E)F4, 0 at (E)F5 and 3 unrated. Tornadoes before 2007 carry the original Fujita rating.
Compared with Oklahoma
| Measure | Sequoyah County | Oklahoma | US |
|---|---|---|---|
| Tornado events since 1950 | 60 | 5,054 | 81,281 |
| Per 100 square miles | 8.9 | 7.4 | 2.3 |
| Per 10,000 residents | 15.2 | 12.7 | 2.4 |
| Deaths recorded | 17 | 364 | 6,410 |
| Busiest month | May | May | May |
By year
Seasonality
3Feb
2Mar
4Apr
9May
29Jun
5Jul
0Aug
2Sep
0Oct
3Nov
3Dec
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 60 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 |
|---|---|---|---|---|---|---|---|
| 6 Jun 2025 | Tornado | EF1 | — | — | — | — | County |
| 6 Jun 2025 | Tornado | EF1 | $20K | — | — | — | County |
| 6 Jun 2025 | Tornado | EF1 | $20K | — | — | — | County |
| 6 Jun 2025 | Tornado | EF1 | $30K | — | — | — | County |
| 19 May 2025 | Tornado | EF1 | $35K | — | — | — | County |
| 30 Apr 2025 | Tornado | EF0 | $5K | — | — | — | County |
| 4 Nov 2024 | Tornado | EF unrated | — | — | — | — | County |
| 2 Jan 2023 | Tornado | EF unrated | — | — | — | — | County |
| 10 Oct 2021 | Tornado | EF1 | $15K | — | — | — | County |
| 3 May 2021 | Tornado | EF1 | $30K | — | — | — | County |
| 3 May 2021 | Tornado | EF1 | $100K | — | — | — | County |
| 25 May 2020 | Tornado | EF0 | $100K | — | — | — | County |
| 30 Nov 2018 | Tornado | EF1 | $5K | — | — | — | County |
| 30 Nov 2018 | Tornado | EF1 | $150K | — | — | — | County |
| 27 May 2017 | Tornado | EF1 | — | — | — | — | County |
| 29 Apr 2017 | Tornado | EF1 | $20K | — | — | — | County |
| 26 Apr 2016 | Tornado | EF1 | $25K | — | — | — | County |
| 29 May 2015 | Tornado | EF0 | $20K | — | — | — | County |
| 30 Mar 2013 | Tornado | EF1 | $100K | — | — | — | County |
| 29 Jan 2013 | Tornado | EF1 | — | — | — | — | County |
| 19 Mar 2012 | Tornado | EF0 | — | — | — | — | County |
| 24 May 2011 | Tornado | EF1 | — | — | — | — | County |
| 26 Apr 2011 | Tornado | EF0 | — | — | — | — | County |
| 10 May 2010 | Tornado | EF1 | $150K | — | — | — | County |
| 10 May 2010 | Tornado | EF1 | $5K | — | — | — | County |
| 10 Apr 2008 | Tornado | EF0 | — | — | — | — | County |
| 5 Apr 2005 | Tornado | F1 | $15K | — | — | — | County |
| 4 Mar 2004 | Tornado | F0 | $20K | — | — | — | County |
| 1 May 2003 | Tornado | F0 | — | — | — | — | County |
| 1 May 2003 | Tornado | F0 | — | — | — | — | County |
| 11 May 1999 | Tornado | F0 | $1K | — | — | — | County |
| 4 May 1999 | Tornado | F1 | $90K | — | — | — | County |
| 4 May 1999 | Tornado | F3 | $7K | — | — | — | County |
| 21 Apr 1996 | Tornado | F1 | — | — | — | — | County |
| 17 May 1986 | Tornado | F1 | $250K | — | — | — | County |
| 18 Oct 1984 | Tornado | F0 | — | — | — | — | County |
| 16 Oct 1984 | Tornado | F2 | $25K | — | — | — | County |
| 15 Mar 1984 | Tornado | F1 | $250K | — | — | — | County |
| 28 May 1982 | Tornado | F2 | $250K | — | — | — | County |
| 20 Feb 1976 | Tornado | F2 | $25K | — | — | — | County |
| 26 May 1973 | Tornado | F3 | $250K | — | — | 6 | County |
| 6 May 1971 | Tornado | F1 | $3K | — | — | — | County |
| 25 May 1968 | Tornado | F2 | $25K | — | — | 1 | County |
| 22 Jun 1965 | Tornado | F2 | $25K | — | — | — | County |
| 19 May 1960 | Tornado | — | — | — | — | — | County |
| 5 May 1960 | Tornado | F4 | $250K | — | 5 | 13 | County |
| 5 May 1960 | Tornado | F3 | $250K | — | 1 | — | County |
| 5 May 1960 | Tornado | F3 | $250K | — | — | — | County |
| 5 May 1960 | Tornado | F4 | $2.5M | — | — | — | County |
| 5 May 1960 | Tornado | F3 | $25K | — | 1 | — | County |
| 10 May 1959 | Tornado | F2 | $3K | — | — | 1 | County |
| 26 Feb 1958 | Tornado | F0 | $3K | — | — | — | County |
| 14 Aug 1957 | Tornado | F0 | — | — | — | — | County |
| 22 May 1957 | Tornado | F0 | $30 | — | — | — | County |
| 22 May 1957 | Tornado | F0 | $25K | — | — | — | County |
| 23 Apr 1957 | Tornado | F1 | $3K | — | — | — | County |
| 19 Apr 1957 | Tornado | F1 | — | — | — | — | County |
| 22 Jan 1957 | Tornado | F4 | $250K | — | 10 | 20 | County |
| 31 Aug 1956 | Tornado | F0 | — | — | — | — | County |
| 26 May 1955 | Tornado | F1 | $3K | — | — | 2 | County |
Questions and answers
How many tornado events has Sequoyah County had?
60 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 Sequoyah County?
6 Jun 2025 (Tornado, EF1). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Sequoyah County?
The tornado of 5 May 1960, with property damage estimated by NCEI at $2.5M.
How does Sequoyah County compare with Oklahoma for tornado?
8.9 events per 100 square miles against 7.4 statewide; the county holds 60 of the state's 5,054 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.