WSUS31 KKCI 271055 SIGE MKCE WST 271055 CONVECTIVE SIGMET 50E VALID UNTIL 1255Z VA NC SC GA TN AND NC SC CSTL WTRS FROM 30WSW PSK-140SSE ILM-20SE CHS-30S ODF-30WNW VXV-30WSW PSK AREA SEV EMBD TS MOV FROM 18020KT. TOPS ABV FL450. TORNADOES POSS...WIND GUSTS TO 60KT POSS. TS ASSOCD WITH TC HELENE. CONVECTIVE SIGMET 51E VALID UNTIL 1255Z FL AND FL SC GA CSTL WTRS FROM 20SE CHS-140SSE ILM-50NE EYW-50W EYW-20SE CHS AREA EMBD TS MOV FROM 20055KT. TOPS ABV FL450. REF INTL SIGMET INDIA SERIES. OUTLOOK VALID 271255-271655 FROM DCA-180ESE ECG-130SSE ILM-210ENE PBI-80WSW EYW-60ESE SAV-LGC-40W IIU-DCA REF WW 687. WST ISSUANCES EXPD. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS. REFER TO MOST RECENT WTNT24 KNHC FROM NATIONAL HURRICANE CENTER FOR DETAILS ON TC HELENE.