WSMX21 MMMX 010007
MMEX SIGMET B1 VALID 010047/010447 MMMX-
MMFR MEXICO FIR OCNL TS OBS
 AT 0007Z
WI N3048 W11124 -N3018 W11006 -N2842 W10906 -N2830 W11000 -N2948 W11106 -N3048 W11124
MOV SW 20KT INTSF.
=