SVR STRM WRNG - C LAGRANGE CNTY IN NE IN UNTL 830P : AT 743P NWS 88D INDCTD A SVR STRM CAPBL OF PRDCNG NICKEL SIZE HAIL AND DMGG WINDS IN EXCESS OF 60. THIS SVR STRM WAS LOCATED NR LAGRANGE OR ABT OVER LAGRANGE AND MVNG NE AT 15 .