****0000000238**** WSCA31 MHTG 241818 MHTG SIGMET B3 VALID 241818/242218 MHTG- MHCC CENTRAL AMERICAN FIR EMBD TS OBS AT 1810Z WI N0124 W09156-N0306 W09424-N0730 W08347-N0627 W08327- N0521 W08355-N0422 W08400-N0344 W08533-N0125 W08557 TOP FL500 STNR NC=