WSHO31 MHTG 180130 MHTG SIGMET C1 VALID 180130/180530 MHTG- MHCC CENTRAL AMERICAN FIR EMBD TS OBS AT 0125Z WI N1057 W10139 - N1201 W09814 - N1038 W09847 - N1023 W10040 TOP FL480 MOV S 05KT INTSF=