000 WSUS31 KKCI 151555 SIGE MKCE WST 151555 CONVECTIVE SIGMET 19E VALID UNTIL 1755Z MD VA WV FROM 30N EKN-30NW DCA LINE SEV TS 25 NM WIDE MOV FROM 27040KT. TOPS TO FL410. HAIL TO 1 IN...WIND GUSTS TO 50KT POSS. OUTLOOK VALID 151755-152155 FROM JFK-ORF-30SE LOZ-40SE CVG-AIR-40SSE JST-JFK WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.