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Tornado in Bryan County, Oklahoma
40 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 40 tornado events in Bryan County, Oklahoma, between 1950 and 2026, spread over 27 years.
April is the busiest month, with 15 of the recorded events. The last 20 years account for 10 events against 9 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.8% of the 5,054 tornado events recorded in Oklahoma; its 4.4 per 100 square miles compares with 7.4 statewide.
NCEI attributes 6 deaths in the county to tornadoes.
By rating: 7 at (E)F0, 12 at (E)F1, 14 at (E)F2, 5 at (E)F3, 1 at (E)F4, 0 at (E)F5 and 1 unrated. Tornadoes before 2007 carry the original Fujita rating.
Compared with Oklahoma
| Measure | Bryan County | Oklahoma | US |
|---|---|---|---|
| Tornado events since 1950 | 40 | 5,054 | 81,281 |
| Per 100 square miles | 4.4 | 7.4 | 2.3 |
| Per 10,000 residents | 8.5 | 12.7 | 2.4 |
| Deaths recorded | 6 | 364 | 6,410 |
| Busiest month | April | May | May |
By year
Seasonality
0Feb
1Mar
4Apr
15May
12Jun
1Jul
0Aug
1Sep
3Oct
2Nov
1Dec
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 40 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 |
|---|---|---|---|---|---|---|---|
| 26 Apr 2025 | Tornado | EF unrated | — | — | — | — | County |
| 4 Nov 2022 | Tornado | EF1 | $75K | — | — | — | County |
| 5 May 2022 | Tornado | EF0 | — | — | — | — | County |
| 22 Apr 2020 | Tornado | EF1 | $100K | — | — | — | County |
| 22 Apr 2020 | Tornado | EF1 | $20K | — | — | — | County |
| 30 Apr 2019 | Tornado | EF3 | $300K | — | 2 | 11 | County |
| 9 May 2016 | Tornado | EF2 | — | — | — | — | County |
| 25 May 2015 | Tornado | EF2 | — | — | 1 | — | County |
| 9 May 2015 | Tornado | EF1 | — | — | — | — | County |
| 8 Sep 2010 | Tornado | EF1 | — | — | — | 1 | County |
| 11 Apr 2001 | Tornado | F0 | $5K | — | — | — | County |
| 26 Apr 1994 | Tornado | F1 | $500K | — | — | — | County |
| 26 Apr 1994 | Tornado | F0 | $5K | — | — | — | County |
| 21 Sep 1992 | Tornado | F0 | — | — | — | — | County |
| 11 May 1992 | Tornado | F2 | $250K | — | — | — | County |
| 11 May 1992 | Tornado | F0 | $3K | — | — | — | County |
| 21 Mar 1991 | Tornado | F2 | $250K | — | — | — | County |
| 21 Mar 1991 | Tornado | F0 | — | — | — | — | County |
| 14 Feb 1987 | Tornado | F1 | $250K | — | — | — | County |
| 2 Apr 1982 | Tornado | F2 | $25K | — | — | — | County |
| 2 Apr 1982 | Tornado | F2 | $2.5M | — | — | 1 | County |
| 23 May 1981 | Tornado | F1 | — | — | — | — | County |
| 23 May 1981 | Tornado | F3 | $2.5M | — | — | — | County |
| 2 Apr 1980 | Tornado | F2 | $25K | — | — | — | County |
| 26 Aug 1974 | Tornado | F1 | $3K | — | — | — | County |
| 25 May 1974 | Tornado | F2 | $25K | — | — | — | County |
| 20 Apr 1972 | Tornado | F2 | $25K | — | — | — | County |
| 12 Mar 1971 | Tornado | F3 | $250K | — | — | — | County |
| 12 Mar 1971 | Tornado | F3 | $250K | — | — | 3 | County |
| 8 Oct 1970 | Tornado | F1 | $25K | — | — | 1 | County |
| 14 Jun 1969 | Tornado | F2 | $25K | — | — | — | County |
| 3 Apr 1964 | Tornado | F3 | $250K | — | — | 1 | County |
| 4 Oct 1959 | Tornado | F2 | $25K | — | — | 2 | County |
| 24 May 1957 | Tornado | F1 | $25K | — | — | — | County |
| 2 Apr 1957 | Tornado | F4 | $250K | — | 3 | 3 | County |
| 28 Apr 1956 | Tornado | F2 | $3K | — | — | — | County |
| 26 May 1955 | Tornado | F0 | $25K | — | — | — | County |
| 23 Apr 1955 | Tornado | F1 | $3K | — | — | — | County |
| 20 Sep 1954 | Tornado | F2 | $3K | — | — | 1 | County |
| 9 May 1951 | Tornado | F2 | $25K | — | — | — | County |
Questions and answers
How many tornado events has Bryan County had?
40 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 Bryan County?
26 Apr 2025 (Tornado, EF unrated). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Bryan County?
The tornado of 23 May 1981, with property damage estimated by NCEI at $2.5M.
How does Bryan County compare with Oklahoma for tornado?
4.4 events per 100 square miles against 7.4 statewide; the county holds 40 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.