****0000000200**** WSCA31 MHTG 272155 MHTG SIGMET A6 VALID 272155/280155 MHTG- MHCC CENTRAL AMERICAN FIR EMBD TS OBS AT 2140Z WI N0852 W08835 N0942 W08432 N0428 W08342 N0412 W08501 N0656 W08600 TOP FL500 STNR WKN=