| SPC ID # |
Date | Time (CST) |
Path Length (miles) |
Path Width (yards) |
F-Scale | Killed | Injured | County | Path |
|---|---|---|---|---|---|---|---|---|---|
| 02/25/1888 | 0 | Grady | Alex | ||||||
| 05/18/1903 | 1730 | 55 | 200 | 0 | Grady/ Canadian/ Oklahoma/ Logan | NW Oklahoma County - NE of Guthrie | |||
| 05/23/1903 | 8 | 0 | Grady | 5 SW Ninnekah | |||||
| 17-6 | 08/05/1917 | 1600 | 1760 | 1 | 4 | Grady | Near Pocasset | ||
| 05/31/1923 | 0000 | 60 | 0 | 0 | Grady | Near Rush Springs | |||
| 27-2 | 04/11/1927 | 1800 | 52 | 500 | 1 | 7 | Caddo/ Grady/ Canadian | Near Alfalfa - near Mustang | |
| 05/03/1930 | 1710 | 4 | 120 | 0 | 3 | Grady | Near Tuttle | ||
| 30-3 | 05/05/1930 | 2200 | 4 | 150 | 2 | 0 | Grady | Near Rush Springs | |
| 33-1 | 04/19/1933 | 1900 | 15 | 880 | 2 | 25 | Grady | Agawam - NE of Chickasha | |
| 05/21/1940 | 1630 | 5 | 200 | 0 | 4 | Grady | N and E of Verden | ||
| 01/26/1944 | 2 | 0 | 0 | Grady | Alex and "Hankins" | ||||
| 05/02/1944 | 1900 | 6 | 100 | 0 | 0 | Grady | S and E of Tuttle | ||
| 05/15/1948 | 2130 | 2 | 1000 | 0 | 0 | Grady | Near Anadarko and Verden | ||
| 04/30/1949 | 1500 | 30 | 250 | 0 | 4 | Comanche/ Grady | NE part of Lawton - southern Grady county | ||
| 51-4 | 04/05/1951 | 1322 | 0.2 | 100 | F2 | 0 | 2 | Grady | Bridge Creek School District (7 NNW Blanchard) |
| 51-27 | 06/06/1951 | 2350 | 4 | 450 | F2 | 0 | 0 | Grady | Cox City |
| 52-8 | 05/22/1952 | 2330 | n/a | n/a | F1 | 0 | 0 | Grady | southern part of county |
| 53-5 | 03/13/1953 | 1715 | 24 | 100 | F2 | 0 | 1 | Grady | Rush Springs - 6.5 SW Blanchard |
| 53-6 | 03/13/1953 | 1819 | 1.0 | 100 | F3 | 1 | 8 | Grady | Bradley |
| 53-13 | 04/14/1953 | 1850 | 16 | 440 | F2 | 0 | 0 | Canadian/ Grady | 5 SW Yukon - 8 E Tuttle |
| 53-39 | 06/19/1953 | 1730 | 6 | 880 | F1 | 0 | 0 | Grady | 5 SW Chickasha - SW edge of Chickasha |
| 53-48 | 11/18/1953 | 2130 | 0.3 | n/a | F1 | 0 | 0 | Grady | 8 W Minco |
| 55-1 | 01/05/1955 | 0500 | n/a | n/a | F0 | 0 | 0 | Grady | Chickasha |
| 55-26 | 05/25/1955 | 1800 | n/a | n/a | F1 | 0 | 0 | Grady | Near Rush Springs |
| 55-37 | 05/26/1955 | 0230 | n/a | n/a | F1 | 0 | 0 | Grady | Near Chickasha |
| 56-20 | 04/28/1956 | 1420 | 35 | n/a | F1 | 0 | 0 | Grady/ McClain/ Cleveland | 5 S Chickasha - 3 E Norman |
| 58-5 | 04/21/1958 | 1535 | n/a | n/a | F0 | 0 | 0 | Grady | 10 N Verden |
| 58-6 | 04/21/1958 | 1605 | n/a | n/a | F0 | 0 | 0 | Grady | Just S of Chickasha |
| 59-50 | 05/22/1959 | 0220 | n/a | n/a | F2 | 0 | 0 | Grady | 5 W Minco |
| 60-18 | 04/28/1960 | 1945 | 4 | 200 | F2 | 0 | 1 | Grady | 2 S Pocassett |
| 60-19 | 04/28/1960 | 1945 | 3 | 200 | F2 | 0 | 0 | Grady | 2 NE Amber |
| 60-20 | 04/28/1960 | 1945 | 4 | 200 | F3 | 0 | 2 | Grady | 1.5 N- 3 ENE Pocassett |
| 60-21 | 04/28/1960 | 1945 | 2 | 300 | F2 | 0 | 0 | Grady | Pocassett |
| 60-22 | 04/28/1960 | 2050 | 1.5 | 200 | F3 | 0 | 1 | Grady | Tuttle |
| 60-69 | 05/19/1960 | 1600 | n/a | n/a | F1 | 0 | 0 | Caddo/ Grady | N of Verden - near Dutton |
| 61-27 | 04/30/1961 | 1845 | 2 | 75 | F3 | 0 | 2 | Grady | 2 N Minco |
| 61-58 | 05/16/1961 | 2257 | n/a | n/a | F0 | 0 | 0 | Grady | Near Verden |
| 65-13 | 04/7-8/1965 | 2350 | 22 | 440 | F2 | 0 | 2 | Caddo/ Grady | Anadarko - 3 W Amber |
| 65-14 | 04/08/1965 | 0020 | 1.0 | n/a | F2 | 0 | 0 | Grady | 3 S Tuttle |
| 65-15 | 04/08/1965 | 0020 | 1.0 | n/a | F2 | 0 | 0 | Grady | 4 S Tuttle |
| 65-16 | 04/08/1965 | 0100 | 0.3 | n/a | F1 | 0 | 0 | Grady | 4 S Tuttle |
| 65-53 | 05/26/1965 | 0235 | n/a | n/a | F1 | 0 | 0 | Grady | Minco |
| 68-8 | 04/19/1968 | 1545 | n/a | n/a | F1 | 0 | 0 | Grady | 5 NNW Blanchard |
| 68-44 | 06/05/1968 | 1818 | n/a | 10 | F0 | 0 | 0 | Grady | 3 SE Verden |
| 69-10 | 04/26/1969 | 1700 | 10 | n/a | F1 | 0 | 0 | Grady | Ninnekah - Tabler |
| 69-12 | 05/03/1969 | 1400 | n/a | n/a | F1 | 0 | 0 | Grady | Near Verden |
| 70-6 | 04/29-30/1970 | 2225 | 171 * | 250 | F2 | 0 | 2 | Jackson/ Kiowa/ Caddo/ Grady/ Canadian/ Oklahoma/ Logan/ Payne | Near Olustee - 5 S Stillwater * tornado family; not continuous path |
| 70-7 | 04/30/1970 | 0100 | 47 | 500 | F2 | 0 | 6 | Grady/ Canadian/ Oklahoma | 4 NW Pocasset - Mustang - Oklahoma City - 2 W Arcadia |
| 70-29 | 06/20/1970 | 1653 | n/a | n/a | F0 | 0 | 0 | Grady | NW of Tuttle |
| 73-59 | 06/18/1973 | 1900 | 4 | 50 | F1 | 0 | 1 | Grady | S of Rush Springs |
| 74-5 | 04/20/1974 | 1500 | 64 | 100 | F3 | 0 | 3 | Grady/ Canadian/ Oklahoma/ Lincoln | SW of Minco - 2 SE Mustang - S Oklahoma City - Del City - Midlothian |
| 77-5 | 03/02/1977 | 1630 | 5 | 100 | F2 | 0 | 0 | Grady | 5 NE- 9 NE Alex |
| 77-6 | 03/02/1977 | 1630 | 6 | 100 | F1 | 0 | 0 | Grady/ McClain | Near Blanchard |
| 77-33 | 05/20/1977 | 1543 | 3 | 90 | F1 | 0 | 0 | Grady | Chickaska (near Airport) |
| 81-11 | 04/30/1981 | 2000 | 32 | 5 | F1 | 0 | 0 | Caddo/ Grady | Near Gracemont - Anadarko - near Rush Springs |
| 81-12 | 04/30/1981 | 2015 | 29 | 5 | F2 | 1 | 4 | Grady | Near Minco - Chickasha - S of Rush Springs (* not continuous track) |
| 83-1 | 03/03/1983 | 1300 | 0.1 | 20 | F1 | 0 | 0 | Grady | 6 W Newcastle |
| 83-44 | 05/13/1983 | 2245 | 0.1 | 50 | F1 | 0 | 0 | Grady | 6 N Chickasha |
| 83-77 | 06/28/1983 | 0045 | 0.1 | 10 | F0 | 0 | 0 | Grady | ~4 S Rush Springs |
| 90-1 | 03/13/1990 | 1644 | 28 | 200 | F2 | 0 | 1 | Grady/ McClain/ Cleveland | 1 W Bradley- Washington- Noble- 5 NE Noble |
| 93-4 | 03/29/1993 | 2152 | 5 | 35 | F1 | 0 | 0 | Grady/ McClain | 4 E Alex- 3 W Criner |
| 05/25/1997 | 1514 | 2.5 | 75 | F1 | 0 | 0 | Grady | 3 NE Tabler - 2.5 SSW Middleberg | |
| 10/04/1998 | 1754 | 1.5 | 200 | F2 | 0 | 0 | Grady | 9 WSW - 7.5 WSW Ninnekah | |
| 10/04/1998 | 1915 | 5 | 100 | F2 | 0 | 0 | Grady/ McClain | 4 NW Blanchard - 2 SSW Newcastle | |
| 05/03/1999 | 1646 | 9 | 880 | F3 | 0 | 4 | Caddo/ Grady | 2 WSW Laverty - 4 S Verden - 2.5 WNW Downtown Chickasha | |
| 05/03/1999 | 1707 | 1 | 75 | F0 | 0 | 0 | Grady | 5 W Downtown Chickasha | |
| 05/03/1999 | 1712 | 4 | 500 | F2 | 0 | 4 | Grady | 2.5 NW Downtown Chichasha - Chickasha Airport (NW edge of Chicakasha) - 4 NNE Downtown Chickasha | |
| 05/03/1999 | 1726 | 38 | 1760 | F5 | 36 | 583 | Grady/ McClain/ Cleveland/ Oklahoma | 2 SSW Amber - far N Newcastle - SW Oklahoma City - N Moore - S Del City - W Midwest City | |
| 05/03/1999 | 1837 | 2 | 300 | F1 | 0 | 0 | Grady | 8 WSW - 6 WSW Minco | |
| 05/03/1999 | 1847 | 4 | 60 | F1 | 0 | 0 | Grady | 5 W - 4 NW Minco | |
| 05/03/1999 | 1855 | 0.1 | 50 | F1 | 0 | 0 | Grady | 5 SW Minco | |
| 05/04/2001 | 1805 | 0.2 | 25 | F0 | 0 | 0 | Grady | 0.5 E Chickasha | |
| 05/04/2001 | 1820 | 0.7 | 50 | F0 | 0 | 0 | Grady | 2 NNE - 3 N Amber | |
| 05/09/2003 | 2017 | 1.2 | 50 | F0 | 0 | 0 | Caddo/ Grady | 1.4 NE - 2.5 ENE Cogar | |
| 05/08/2007 | 2154 | 1.5 | 30 | EF1 | 0 | 0 | Grady | 2.7 SW - 2.6 W Minco | |
| 08/18/2007 | 1944 | 2 | 30 | EF1 | 0 | 0 | Grady | 2.5 SSW Norge - 1.8 E Laverty | |
| 08/19/2007 | 0132 | 7 | 75 | EF1 | 0 | 0 | Grady/ Canadian | 1 ESE Minco - 1 N Union City | |
| 05/10/2010 | 1620 | 6 | 700 | EF1 | 0 | 0 | Stephens/ Grady | 3 NE Bray - 2.5 ESE Cox City | |
| 05/24/2011 | 1606 | 33 | 880 | EF4 | 1 | 48 | Grady/ McClain/ Cleveland | 2 S Chickasha - SW Oklahoma City (near SW 149th and Portland) | |
| 05/24/2011 | 1626 | 23 | 880 | EF4 | 0 | 61 | Grady/ McClain | 2 W Bradley - 1 W Goldsby |
Records taken from the Storm Prediction Center archive data, "Storm Data", and data from the National Weather Service office in Norman. Data modified as described in NOAA Tech Memo NWS SR-209 (Speheger, D., 2001: "Corrections to the Historic Tornado Database").
Historic data, especially before 1950, are likely incomplete.