WSHO31 MHTG 251345 MHTG SIGMET D4 VALID 251345/251745 MHTG- MHCC CENTRAL AMERICAN FIR EMBD TS OBS AT 1330Z WI N1322 W09417 - N1141 W09322 - N0910 W08701 - N1006 W08517 - N1159 W08534 - N1346 W08655 - N1227 W09144 - N1412 W09248 TOP FL480 MOV S 05KT NC=