International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
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678 WSUS33 KKCI 061655 SIGW MKCW WST 061655 CONVECTIVE SIGMET 20W VALID UNTIL 1855Z MT FROM 30W HVR-70SSW GGW-40E BIL-BIL-30E HLN-30W HVR AREA EMBD TS MOV FROM 30020KT. TOPS TO FL330. OUTLOOK VALID 061855-062255 FROM 40SSE YXC-60WNW HVR-50NNE GGW-DDY-30SSW DLN-40SSE YXC WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.