WVHO31 MHTG 292315 MHTG SIGMET 4 VALID 292315/300515 MHTG- MHCC CENTRAL AMERICAN FIR VA FUEGO PSN N1428 W09052 VA CLD OBS AT 2240Z SFC/FL150 N1429 W09053 - N1427 W09052 - N1414 W09105 - N1425 W09111 - N1429 W09053 MOV SW 15KT FCST 0430Z VA CLD SFC/FL150 N1429 W09052 - N1427 W09052 - N1412 W09111 - N1426 W09117 - N1429 W09052=