SVR STRM WRNG - BLACKFORD CNTY IN IN WELLS CNTY IN IN UNTL 330A : AT 301A NWS 88D INDCTD A LN OF SVR STRMS CAPBL OF PRDCNG DESTRUCTIVE WINDS IN EXCESS OF 70. THESE SVR STRMS WERE LOCATED ALONG A LN EXTENDING FROM 18 MI WEST OF OSSIAN TO 4 MI SW OF HARTFORD CITY AND MVNG E AT 60.