548 

WVMX31 MMMX 301059 CCA

MMEX SIGMET 6 VALID 300748/301348 MMMX-
MMFR MEXICO FIR VA POPOCATEPETL PSN N1901 W09837 OBS
 AT 300748Z
VA CLD BTN SFC/FL200 OVR N1905 W09825 - N1858 W09823 - N1859 W09838 -
         N1904 W09839 - N1905 W09825
MOV E 5 KTS WKN.
OUTLK AT 301348UTC NO ASH EXP
=