Historical Tornado Cases for North America
1970-1984
* Recently added cases
New! May 11 1970 Lubbock
tornado revisited
Event Details | SFC | LI SBCAPE |
850mb | 700mb | 500mb (400) | jet level | Skew T | Affected States | Pictures | Surface obs |
04-17-70 | 18Z 21Z 0Z 03Z | -7 to-9 | 12Z
17
0Z 18 12Z18 |
TX NM | LBB | |||||
04-26-70 | 21Z | -12 | 12Z 00Z | TX OK | ||||||
05-11-70 * | 22Z 22Z 00Z 02Z |
-7 3000 |
12Z 00Z 12Z |
TX KS | ||||||
06-11-70 | 19Z | -6 to-8 | 00Z 12 | OK AR | ||||||
06-12-70 | 21Z | -9 3000 |
12Z 00Z | MO | ||||||
06-13-70 | 21Z | -10 | 12Z 0Z 14 | KS | ||||||
06-14-70 | 20Z | -11 | 12Z 0Z 15 | KS | ||||||
02-21-71 | 21Z | -7 | 00Z 22 | MS LA TN AR | ||||||
04-18-71 | 00Z | -7 to -8 | 00Z 12Z | NM TX WY | ||||||
04-27-71 | 20Z | -8.5 to -10 3700-4500 |
12Z 00Z | IL KY IN | ||||||
05-07-71 | 23Z | -8 to -10 | 00Z 08 | TN | ||||||
05-09-71 | 21Z | -8 to -10 | 12Z 00Z | KS MS AR | Ed1 Ed2 | |||||
05-17-71 | 18Z 0Z | -8 to -9 | 00Z | KS | ||||||
07-12-71 | 21Z | -11 to -12 | 12Z 00Z | IA | ||||||
10-17-71 | 23Z | 12Z 00Z 12Z |
TX CO KS | |||||||
04-30-72 | 21Z | -10 to -12 | 12Z 00Z 01 |
KS | ||||||
03-13-73 | 20Z | -6 to-7 OK |
12Z 00Z | OK KS | ||||||
04-15-73 | 07Z | TX | ||||||||
05-06-73 | 21Z | -7 TX | 12Z 00Z | CO TX OK | ||||||
05-24-73 | 00Z | OK | ||||||||
05-26-73 | 21Z | -11 to -13 -12 KS |
00Z 27 | OK AR KS | ||||||
06-18-73 | 21Z | 12Z 00Z | OK | |||||||
09-25-73 | 21Z | -10 | 00Z 26 | KS NE | ||||||
11-19-73 | 00Z 20 | -9 |
12Z 0Z 12Z 20 | KS OK | ||||||
03-09-74 | 19Z | 12Z 00 | TX | |||||||
04-03-74 | 20Z | -10to-12AL -9to-10 IN |
12Z 00Z | MIDWEST/SOUTH | ||||||
06-07-74 | 23Z | 0Z | TX | |||||||
06-08-74 | 19Z | -9 to-10OK -8 KS |
0Z 12Z 0Z | OK KS | ||||||
01-10-75 | 14Z | -4 to -5 | 12Z 00Z | MS AL | ||||||
02-22-75 | 04Z | elevated | 00Z 12Z | OK | ||||||
03-26-75 | 21Z
00Z
03Z
05Z |
-8 to -10 | 00Z 12Z | TX | ||||||
06-13-75 * | 23Z | 12Z 00Z | OK | |||||||
05-06-75 | 18Z | -8 to -9 | 12Z 00Z | NE SD IA | ||||||
06-18-75 | 00Z | -10 to -11 | 12Z 00Z | LBF00zmod. | NE | |||||
12-05-75 | 20Z | -7 to -9 | 12Z3 12Z4 0Z5 12Z5 00Z6 | OK | ||||||
03-12-76 | 19Z | -2.5 to -4.5 | 12Z 00Z | IL IN MI | ||||||
03-20-76 | 18Z |
-6 to -7.5 1600-2200 |
12Z 00Z | IN IL MI MS AL LA | ||||||
04-17-76 | 00Z 07Z | -6 to -7 | 12Z 00Z 12Z | KS OK TX | ||||||
04-19-76 * | 21Z | 12Z 00Z | TX | |||||||
05-25-76 * | 20Z | 12Z 00Z | TX | |||||||
06-13-76 | 19Z | -13 to -15 | 12Z | approx. | IA | |||||
07-11-76 | 20Z | 00Z 12 | PA | |||||||
02-23-77 | 20Z | -7 | 12Z 00Z | MS AL OK AR | ||||||
04-02-77 | 19Z | -5 to -6 | 00Z 03 | MI WI KY | ||||||
04-04-77 | 20Z | -4 to -5 | 00Z 05 | MS AL GA NC | ||||||
04-11-77 | 20Z | -5 to -7 | 00Z 12 | DEN00zmod. | CO | |||||
05-15-77 | 21Z 0Z | -7 to -8 | 00Z15
12Z
00Z16 |
OK | ||||||
05-18-77 | 18Z | -11 to -12 | 12Z 00Z | CO OK KS | ||||||
06-05-77 | 00Z | -7 | 00Z | WI | ||||||
04-08-79 | 22Z | -9 to -10 | 12Z 00Z | AR | ||||||
04-10-79 | 16Z
19Z
21Z
23Z
23Zmax |
-8 to -9 | 00Z | OK TX | ||||||
06-24-79 | 20Z | -8 to -9 | 12Z | CO | ||||||
06-28-79 | 21Z | -8 to -9 | 12Z 00Z | IA MN | ||||||
08-28-79 | 21Z | -8 to -9 | 12Z 00Z | KS | ||||||
07-16-79 | 20Z | -6 | 00Z 17 | WY | ||||||
08-07-79 | 21Z | -7 | 00Z 08 | ONTARIO | Woodstock | |||||
02-07-80 | 22Z | -7 to -8 | 00Z 08 | TX | ||||||
04-07-80 | 00Z | -5 to -7 1000-1300 MO 1500-2000 AR |
00Z 12Z | OK MO MS IL AR TX |
||||||
05-28-80 | 21Z | -8 to -9 | 00Z 29 | TX | ||||||
06-03-80 | 23Z | -11 | 12Z 00Z | NE | ||||||
07-09-80 | 22Z | -8 | 00Z | IN | ||||||
04-03-81 | 00Z | -6 1500 |
00Z 12Z | IL WI | STL | |||||
04-22-81 | -7 to -8 2400 |
12Z 00Z | MO | |||||||
05-17-81 | 23Z | -8 to -9 | 12Z 00Z | OK | ||||||
05-22-81 | 22Z | -11 | 00Z | OK | ||||||
03-18-82 | 00Z | -6 | 12Z
18 0Z 19 06Z 12Z 19 |
approx. | TX KS | |||||
04-02-82 | 18Z 20Z 22Z | -8 to -9 | 12Z 00Z | OK TX AR MO TN | ||||||
05-09-82 | 22Z | -7 to -9 | 12Z 00Z | TX | ||||||
05-11-82 | 22Z | -8 to -10 | 00Z | TX OK | ||||||
05-19-82 | 21Z | -9 to -10 | 12Z 00Z | KS CO TX | ||||||
06-05-82 | 00Z 6 | ? | 00Z | WY SD TX | ||||||
12-02-82 | 21Z | -5 2200 |
12Z 00Z | AR MO IL | CGI&STL | |||||
04-01-83 | 21Z | -4 to -5 | 12Z 00Z | LA | ||||||
05-01-83 | 20Z | -5 to -6 1800-2200 |
12Z 00Z | MO IL MI | ||||||
03-28-84 | 23Z | -8 to -11 2000-3200 |
00Z
28 12Z 28 00Z 29 |
approx. | SC NC | |||||
04-25-84 | 20Z | -6 to -7CO | 12Z | CO NE | ||||||
04-26-84
04-26-84(2) |
23Z | -7 to-10OK -6 to -9MN |
12 0Z 12Z | MN IA OK KS | ||||||
04-27-84 | 20Z | -6 WI IL | 12 0Z 0Z | WI IL | ||||||
04-29-84 | 20Z | -8 to -10 OK -8 2100 MO |
12 0Z | OK KS MO | ||||||
05-01-84 | 22Z | -6 to -8 | 0Z | TX | ||||||
06-08-84 | 05Z | -2 to -3 | 12Z 08 | WI | ||||||
06-13-84 | 22Z | -8 | 00Z 14 | WY | ||||||
11-09-84 | 22Z | -8 1600-2000 |
0Z | MO IL AR |