International Sigmet / Convective Sigmet
Issued by NWS
Issued by NWS
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216 WSUS33 KKCI 140455 SIGW MKCW WST 140455 CONVECTIVE SIGMET 19W VALID UNTIL 0655Z ID NV FROM 60W TWF-30WSW TWF-60SW TWF-80WSW TWF-60W TWF AREA TS MOV FROM 25025KT. TOPS TO FL330. CONVECTIVE SIGMET 20W VALID UNTIL 0655Z AZ FROM 40S PHX-40NNE TUS-10SW SSO-50S TUS-70WSW TUS-40S PHX AREA TS MOV FROM 11005KT. TOPS TO FL450. CONVECTIVE SIGMET 21W VALID UNTIL 0655Z AZ FROM 20SW DRK-20ESE PHX-30SSW PHX-70SW DRK-20SW DRK AREA TS MOV LTL. TOPS ABV FL450. OUTLOOK VALID 140655-141055 TS ARE NOT EXPD TO REQUIRE WST ISSUANCES. WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM BACKUP OF AWC DOMESTIC G-AIRMETS/SIGMETS BY THE AIR FORCE 15TH OWS /SCOTT AFB/ WILL BE FM 15Z TO 21Z THURSDAY AUGUST 14. AIR FORCE 15TH OWS COORDINATION NUMBER IS 618-256-1394.