****0000000189**** WSCA31 MHTG 292238 MHTG SIGMET D1 VALID 292238/300238 MHTG- MHCC CENTRAL AMERICAN FIR EMBD TS OBS AT 2230Z WI N0124 W08827-N0840 W09108-N0540 W08405- N0126 W08646 TOP FL500 STNR INTSF=