000 WSUS31 KKCI 241955 SIGE MKCE WST 241955 CONVECTIVE SIGMET 39E VALID UNTIL 2155Z NC CSTL WTRS FROM 190SE SIE-120ESE ECG-160SE ECG LINE TS 40 NM WIDE MOV FROM 23020KT. TOPS ABV FL450. OUTLOOK VALID 242155-250155 FROM 40E BOS-160ENE ACK-170SSE ACK-150SE SIE-180E ECG-190ESE ECG-130SE ILM-70SSE ECG-110E ORF-40E BOS WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.