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Tornado in Johnston County, Oklahoma
46 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.
Johnston County, Oklahoma, has 46 tornado events in the NCEI record since 1950, with at least one in 30 different years.
May is the busiest month, with 19 of the recorded events. The last 20 years account for 23 events against 11 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.9% of the 5,054 tornado events recorded in Oklahoma; its 7.2 per 100 square miles compares with 7.4 statewide.
NCEI attributes 1 death in the county to tornadoes.
By rating: 15 at (E)F0, 14 at (E)F1, 7 at (E)F2, 1 at (E)F3, 1 at (E)F4, 0 at (E)F5 and 8 unrated. Tornadoes before 2007 carry the original Fujita rating.
Compared with Oklahoma
| Measure | Johnston County | Oklahoma | US |
|---|---|---|---|
| Tornado events since 1950 | 46 | 5,054 | 81,281 |
| Per 100 square miles | 7.2 | 7.4 | 2.3 |
| Per 10,000 residents | 44.7 | 12.7 | 2.4 |
| Deaths recorded | 1 | 364 | 6,410 |
| Busiest month | May | May | May |
By year
Seasonality
0Feb
0Mar
5Apr
17May
19Jun
2Jul
1Aug
0Sep
1Oct
0Nov
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 46 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 |
|---|---|---|---|---|---|---|---|
| 28 Apr 2026 | Tornado | EF1 | $10K | — | — | — | County |
| 25 Apr 2026 | Tornado | EF0 | — | — | — | — | County |
| 25 Apr 2026 | Tornado | EF0 | — | — | — | — | County |
| 19 Apr 2025 | Tornado | EF unrated | — | — | — | — | County |
| 19 Apr 2025 | Tornado | EF1 | $150K | — | — | — | County |
| 4 Mar 2025 | Tornado | EF0 | $200K | — | — | — | County |
| 27 Apr 2024 | Tornado | EF unrated | — | — | — | — | County |
| 27 Apr 2024 | Tornado | EF1 | $50K | — | — | — | County |
| 21 Mar 2022 | Tornado | EF1 | $100K | — | — | — | County |
| 22 Apr 2020 | Tornado | EF1 | $100K | — | — | — | County |
| 30 Apr 2019 | Tornado | EF1 | $1K | — | — | — | County |
| 30 Nov 2018 | Tornado | EF0 | $6K | — | — | — | County |
| 27 May 2017 | Tornado | EF unrated | — | — | — | — | County |
| 19 May 2017 | Tornado | EF unrated | — | — | — | — | County |
| 19 May 2017 | Tornado | EF unrated | — | — | — | — | County |
| 19 May 2017 | Tornado | EF unrated | — | — | — | — | County |
| 9 May 2016 | Tornado | EF3 | $250K | — | 1 | — | County |
| 9 May 2016 | Tornado | EF unrated | — | — | — | — | County |
| 24 May 2011 | Tornado | EF1 | — | — | — | — | County |
| 14 Apr 2011 | Tornado | EF0 | — | — | — | — | County |
| 14 Apr 2011 | Tornado | EF0 | — | — | — | — | County |
| 10 May 2010 | Tornado | EF0 | — | — | — | — | County |
| 10 May 2010 | Tornado | EF2 | $2.6M | — | — | — | County |
| 25 Apr 2005 | Tornado | F1 | $125K | — | — | — | County |
| 11 Apr 2001 | Tornado | F2 | $2.5M | — | — | 4 | County |
| 26 May 1997 | Tornado | F0 | — | — | — | — | County |
| 26 May 1997 | Tornado | F0 | — | — | — | — | County |
| 25 May 1997 | Tornado | F0 | — | — | — | — | County |
| 4 Jul 1995 | Tornado | F1 | $5K | — | — | — | County |
| 13 Sep 1993 | Tornado | F0 | $5K | — | — | — | County |
| 24 Apr 1993 | Tornado | F0 | — | — | — | — | County |
| 21 Mar 1991 | Tornado | F0 | — | — | — | — | County |
| 21 Mar 1991 | Tornado | F1 | $25K | — | — | — | County |
| 2 May 1988 | Tornado | F1 | $25K | — | — | — | County |
| 2 May 1984 | Tornado | F0 | — | — | — | — | County |
| 28 Jun 1983 | Tornado | F2 | $25K | — | — | — | County |
| 2 Apr 1982 | Tornado | F1 | $250K | — | — | — | County |
| 11 Jun 1970 | Tornado | F1 | — | — | — | 1 | County |
| 27 Apr 1966 | Tornado | F4 | $250K | — | — | 2 | County |
| 10 May 1964 | Tornado | F0 | $250 | — | — | — | County |
| 29 May 1962 | Tornado | F2 | $25K | — | — | — | County |
| 5 Mar 1961 | Tornado | — | — | — | — | — | County |
| 25 May 1957 | Tornado | F2 | $25K | — | — | — | County |
| 2 Apr 1956 | Tornado | F1 | $3K | — | — | — | County |
| 24 May 1954 | Tornado | F2 | — | — | — | — | County |
| 9 May 1951 | Tornado | F2 | $25K | — | — | 1 | County |
Questions and answers
How many tornado events has Johnston County had?
46 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 Johnston County?
28 Apr 2026 (Tornado, EF1). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Johnston County?
The tornado of 10 May 2010, with property damage estimated by NCEI at $2.6M.
How does Johnston County compare with Oklahoma for tornado?
7.2 events per 100 square miles against 7.4 statewide; the county holds 46 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.