WSHO31 MHTG 041530 MHTG SIGMET B5 VALID 041530/041930 MHTG- MHCC CENTRAL AMERICAN FIR EMBD TS OBS AT 1525Z WI N1023 W08655 - N0739 W08440 - N0607 W08708 - N0733 W08844 TOP FL500 MOV W 05KT NC=