International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
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184 WSUS33 KKCI 171955 SIGW MKCW WST 171955 CONVECTIVE SIGMET 18W VALID UNTIL 2155Z CO MT WY FROM 20NW LWT-30ENE CZI-50W LAR-30W CHE-30WSW GTF-20NW LWT AREA SEV TS MOV FROM 29015KT. TOPS TO FL380. HAIL TO 1 IN POSS. CONVECTIVE SIGMET 19W VALID UNTIL 2155Z MT FROM 30NNE HVR-30WNW HVR-70SE YQL-30NNE HVR AREA TS MOV FROM 26015KT. TOPS TO FL400. OUTLOOK VALID 172155-180155 FROM 40N GTF-40W MLS-50SW DDY-HBU-30E JNC-30E OCS-DBS-40N GTF WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.