****0000000201**** WSHO31 MHTG 021220 MHTG SIGMET A1 VALID 021220/021620 MHTG- MHCC CENTRAL AMERICAN FIR EMBD TS OBS AT 1210Z WI N1309 W09442 - N1440 W09156 - N1327 W09137 - N1158 W09359 TOP FL500 MOV SW 05KT INTSF=