International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
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677 WSUS33 KKCI 182055 SIGW MKCW WST 182055 CONVECTIVE SIGMET 17W VALID UNTIL 2255Z AZ FROM 40W INW-20S PHX-60E BZA-30NW DRK-40W INW AREA TS MOV FROM 21030KT. TOPS TO FL340. CONVECTIVE SIGMET 18W VALID UNTIL 2255Z AZ NV FROM 50NNW LAS-30SW PGS-10N EED-30SE BTY-50NNW LAS AREA TS MOV FROM 17020KT. TOPS TO FL300. CONVECTIVE SIGMET 19W VALID UNTIL 2255Z AZ CA FROM 60E TRM-80NE BZA-70SE BZA-20S BZA-60E TRM AREA TS MOV FROM 21035KT. TOPS TO FL350. OUTLOOK VALID 182255-190255 FROM 30SSW ILC-60S INW-90ESE BZA-30SW BZA-BTY-30SSW ILC WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.