Event Details	SFC	LI       SBCAPE	850mb	700mb	500mb (400)	jet level	Skew T	Affected States	Pictures	Surface obs
05-15-43	1830Z							KS MO OK IA
05-18-44	2130Z							IA NE
05-19-44	2130Z							IA
06-01-51
03-21-53
05-10-53	2230Z	-7			15Z     03Z			IA MN WI
05-20-53
06-07-53	2030Z	-10			21Z     03Z			CO NE KS IA MN
06-27-53	2030Z	-11 to-13			03Z 28			IA
06-09-54
04-23-55
07-14-58
05-20-59
04-16-60
04-23-61
09-01-61
05-07-64
08-29-64
05-05-65	21Z				00Z 6			MN IA WI ND
08-26-65	23Z	-12 to -14			12Z    00Z			IA
04-19-66
10-14-66	20Z	-12 IA			12Z   00Z			MN IA IL MO
01-24-67	20Z	-5 1400			12Z   00Z			IA MO WI IL
04-30-67	18Z     21Z 23Z	-10	00Z 01	00Z 01	12Z 00Z 01	00Z 01	approx.	IA MN SD
06-08-67
05-15-68	20Z	-11 IL IA			12Z    00Z			MO AR IL IA
05-18-71
05-31-71
09-21-73
06-18-74
11-09-75
06-13-76	19Z	-13 to -15			12Z		approx.	IL IA
05-04-77
09-16-78	21Z
03-29-79	22Z
06-28-79	21Z	-8 to -9			12Z     00Z			IA MN
06-02-80	21Z
04-10-81
04-26-84	23Z	-6 to -9			12     0Z  12Z			MN IA OK KS
06-07-84	21Z
09-28-86	21Z
11-15-88
05-24-89	21Z
05-30-89	23Z
03-13-90	21Z			00Z 14	00Z 14	00Z 14		OK KS NE IA
03-22-91	21Z
04-26-91
04-14-94
06-18-94
05-27-95	23Z
06-29-98
04-08-99	17Z     19Z
05-11-00
04-11-01
05-21-04