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Tornado in Grady County, Oklahoma
96 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.
Grady County, Oklahoma, has 96 tornado events in the NCEI record since 1950, with at least one in 38 different years.
May is the busiest month, with 43 of the recorded events. The last 20 years account for 37 events against 15 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.9% of the 5,054 tornado events recorded in Oklahoma; its 8.7 per 100 square miles compares with 7.4 statewide.
NCEI attributes 15 deaths in the county to tornadoes.
By rating: 25 at (E)F0, 33 at (E)F1, 21 at (E)F2, 8 at (E)F3, 1 at (E)F4, 1 at (E)F5 and 7 unrated. Tornadoes before 2007 carry the original Fujita rating.
Compared with Oklahoma
| Measure | Grady County | Oklahoma | US |
|---|---|---|---|
| Tornado events since 1950 | 96 | 5,054 | 81,281 |
| Per 100 square miles | 8.7 | 7.4 | 2.3 |
| Per 10,000 residents | 17.3 | 12.7 | 2.4 |
| Deaths recorded | 15 | 364 | 6,410 |
| Busiest month | May | May | May |
By year
Seasonality
1Feb
2Mar
8Apr
28May
43Jun
7Jul
0Aug
2Sep
0Oct
4Nov
0Dec
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 96 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 Mar 2026 | Tornado | EF0 | $10K | — | — | — | County |
| 27 Apr 2024 | Tornado | EF1 | $2K | — | — | — | County |
| 13 May 2023 | Tornado | EF0 | — | — | — | — | County |
| 11 May 2023 | Tornado | EF0 | — | — | — | — | County |
| 11 May 2023 | Tornado | EF unrated | — | — | — | — | County |
| 11 May 2023 | Tornado | EF0 | $2K | — | — | — | County |
| 11 May 2023 | Tornado | EF0 | — | — | — | — | County |
| 11 May 2023 | Tornado | EF unrated | — | — | — | — | County |
| 19 Apr 2023 | Tornado | EF1 | $10K | — | — | — | County |
| 26 Feb 2023 | Tornado | EF0 | $10K | — | — | — | County |
| 26 Feb 2023 | Tornado | EF0 | $5K | — | — | — | County |
| 13 Dec 2022 | Tornado | EF2 | $75K | — | — | — | County |
| 23 Apr 2022 | Tornado | EF0 | $10K | — | — | — | County |
| 10 Oct 2021 | Tornado | EF unrated | — | — | — | — | County |
| 10 Oct 2021 | Tornado | EF unrated | — | — | — | — | County |
| 13 Jun 2021 | Tornado | EF0 | — | — | — | — | County |
| 21 Apr 2020 | Tornado | EF1 | $50K | — | — | — | County |
| 2 May 2018 | Tornado | EF1 | $30K | — | — | — | County |
| 2 May 2018 | Tornado | EF1 | $20K | — | — | — | County |
| 2 May 2018 | Tornado | EF1 | $10K | — | — | — | County |
| 31 May 2016 | Tornado | EF unrated | — | — | — | — | County |
| 31 May 2016 | Tornado | EF unrated | — | — | — | — | County |
| 31 May 2016 | Tornado | EF unrated | — | — | — | — | County |
| 29 Apr 2016 | Tornado | EF1 | $35K | — | — | — | County |
| 23 May 2015 | Tornado | EF1 | — | — | — | — | County |
| 6 May 2015 | Tornado | EF3 | — | — | — | — | County |
| 6 May 2015 | Tornado | EF0 | — | — | — | — | County |
| 6 May 2015 | Tornado | EF0 | — | — | — | — | County |
| 6 May 2015 | Tornado | EF0 | — | — | — | — | County |
| 31 May 2013 | Tornado | EF0 | — | — | — | — | County |
| 8 May 2013 | Tornado | EF0 | — | — | — | — | County |
| 24 May 2011 | Tornado | EF3 | — | — | — | — | County |
| 24 May 2011 | Tornado | EF4 | — | — | 1 | 48 | County |
| 10 May 2010 | Tornado | EF1 | — | — | — | — | County |
| 19 Aug 2007 | Tornado | EF1 | $45K | — | — | — | County |
| 18 Aug 2007 | Tornado | EF1 | $15K | — | — | — | County |
| 8 May 2007 | Tornado | EF1 | $70K | — | — | — | County |
| 9 May 2003 | Tornado | F0 | — | — | — | — | County |
| 4 May 2001 | Tornado | F0 | — | — | — | — | County |
| 4 May 2001 | Tornado | F0 | — | — | — | — | County |
| 3 May 1999 | Tornado | F3 | $75K | — | — | 4 | County |
| 3 May 1999 | Tornado | F1 | $20K | — | — | — | County |
| 3 May 1999 | Tornado | F1 | $1K | — | — | — | County |
| 3 May 1999 | Tornado | F1 | $15K | — | — | — | County |
| 3 May 1999 | Tornado | F5 | $90M | — | 12 | 39 | County |
| 3 May 1999 | Tornado | F0 | — | — | — | — | County |
| 3 May 1999 | Tornado | F2 | $500K | — | — | 4 | County |
| 4 Oct 1998 | Tornado | F2 | $125K | — | — | — | County |
| 4 Oct 1998 | Tornado | F2 | $50K | — | — | — | County |
| 25 May 1997 | Tornado | F1 | $24K | — | — | — | County |
| 29 Mar 1993 | Tornado | F1 | — | — | — | — | County |
| 13 Mar 1990 | Tornado | F2 | $2.5M | — | — | — | County |
| 28 Jun 1983 | Tornado | F0 | $30 | — | — | — | County |
| 13 May 1983 | Tornado | F1 | $30 | — | — | — | County |
| 3 Mar 1983 | Tornado | F1 | $25K | — | — | — | County |
| 30 Apr 1981 | Tornado | F2 | $250K | — | 1 | 4 | County |
| 30 Apr 1981 | Tornado | F1 | $250K | — | — | — | County |
| 20 May 1977 | Tornado | F1 | $25K | — | — | — | County |
| 2 Mar 1977 | Tornado | F1 | $25K | — | — | — | County |
| 2 Mar 1977 | Tornado | F2 | $25K | — | — | — | County |
| 20 Apr 1974 | Tornado | F3 | $2.5M | — | — | — | County |
| 18 Jun 1973 | Tornado | F1 | $3K | — | — | 1 | County |
| 20 Jun 1970 | Tornado | F0 | — | — | — | — | County |
| 30 Apr 1970 | Tornado | F2 | $2.5M | — | — | — | County |
| 30 Apr 1970 | Tornado | F2 | $25M | — | — | — | County |
| 3 May 1969 | Tornado | F1 | — | — | — | — | County |
| 26 Apr 1969 | Tornado | F1 | $250K | — | — | — | County |
| 5 Jun 1968 | Tornado | F0 | — | — | — | — | County |
| 19 Apr 1968 | Tornado | F1 | $3K | — | — | — | County |
| 26 May 1965 | Tornado | F1 | $250 | — | — | — | County |
| 8 Apr 1965 | Tornado | F2 | — | — | — | — | County |
| 8 Apr 1965 | Tornado | F2 | $250 | — | — | — | County |
| 8 Apr 1965 | Tornado | F2 | $250 | — | — | — | County |
| 8 Apr 1965 | Tornado | F1 | $3K | — | — | — | County |
| 8 Apr 1965 | Tornado | F2 | $2.5M | — | — | 2 | County |
| 8 Apr 1965 | Tornado | F2 | — | — | — | — | County |
| 16 May 1961 | Tornado | F0 | $250 | — | — | — | County |
| 30 Apr 1961 | Tornado | F3 | $25K | — | — | 2 | County |
| 28 Apr 1960 | Tornado | F2 | $3K | — | — | 1 | County |
| 28 Apr 1960 | Tornado | F2 | $250 | — | — | — | County |
| 28 Apr 1960 | Tornado | F2 | $250K | — | — | — | County |
| 28 Apr 1960 | Tornado | F3 | $25K | — | — | 2 | County |
| 28 Apr 1960 | Tornado | F3 | $250K | — | — | 1 | County |
| 22 May 1959 | Tornado | F2 | $3K | — | — | — | County |
| 21 Apr 1958 | Tornado | F0 | $30 | — | — | — | County |
| 21 Apr 1958 | Tornado | F0 | $30 | — | — | — | County |
| 28 Apr 1956 | Tornado | F1 | $250 | — | — | — | County |
| 26 May 1955 | Tornado | F1 | $25K | — | — | — | County |
| 25 May 1955 | Tornado | F1 | $3K | — | — | — | County |
| 5 Jan 1955 | Tornado | F0 | — | — | — | — | County |
| 19 Jun 1953 | Tornado | F1 | $25K | — | — | — | County |
| 13 Mar 1953 | Tornado | F2 | $25K | — | — | 1 | County |
| 13 Mar 1953 | Tornado | F3 | $250K | — | 1 | 8 | County |
| 22 May 1952 | Tornado | F1 | $250 | — | — | — | County |
| 6 Jun 1951 | Tornado | F2 | $3K | — | — | — | County |
| 5 Apr 1951 | Tornado | F2 | $250K | — | — | 2 | County |
Questions and answers
How many tornado events has Grady County had?
96 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 Grady County?
10 Mar 2026 (Tornado, EF0). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Grady County?
The tornado of 3 May 1999, with property damage estimated by NCEI at $90M; 12 deaths recorded.
How does Grady County compare with Oklahoma for tornado?
8.7 events per 100 square miles against 7.4 statewide; the county holds 96 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.