WSHO31 MHTG 060430 MHTG SIGMET H2 VALID 060430/060830 MHTG- MHCC CENTRAL AMERICAN FIR EMBD TS OBS AT 0420Z WI N0807 W09833 - N0926 W08559 - N1055 W08521 - N0945 W08242 - N0205 W08513 - N0358 W09318 TOP FL520 MOV W 05KT NC=