WCMX34 MMEX 220318
MMID SIGMET 1 VALID 220312/220912 MMMX-
MMZT MAZATLAN OCEANIC FIR/UIR TC CELIA OBS
N1142 W10354 AT 220312Z
FRQ TS TOPS FL500 WI 150NM OF CENTRE
MOV W 7KT INTSF.
OUTLK TC CENTRE 220600 N1142 W10430 221200 N1148 W10506 221800 N1148 W10554 230000 N1154 W10636=