THE ACFT COLLIDED WITH WIRES AFTER AN ATTEMPTED GO-AROUND ON APCH TO RWY 21. ON SHORT FINAL TO RWY 21 AT APRX 20 FT AGL, A GUST OF WIND BLEW THE ACFT OFF THE CENTERLINE OF THE RWY. THE PLT INITIATED A GO-AROUND BY APPLYING FULL POWER AND RISING THE FLAPS FROM THE 30 DEG POSITION. THE ACFT DRIFTED TO THE RIGHT OF THE RWY AND WAS NOT CLIMBING. THE PLT TURNED RIGHT TO THE NORTH AND THE ACFT WAS STILL NOT CLIMBING. THE PLT THEN NOTICED ELECTRICAL WIRES IN THE FLT PATH AND TRIED TO AVOID THEM. THE ACFT STRUCK THE WIRES WITH THE VERTICAL FIN AND CRASHED VERTICALLY NOSE DOWN. THE PLT AND PAX EXITED THROUGH THE PASSENGER DOOR OF THE ACFT. A GRASS FIRE STARTED AS RESULT OF THE CRASH AND ENGULFED THE ACFT COMPLETELY DESTROYING IT. A WX REPORTING SERVICE LOCATED APRX 14 MILES NORTH OF THE ACCIDENT SITE REPORTED WINDS FROM 170 DEGS AT 20 KTS GUSTING TO 27 KTS WITH PEAK GUSTS FROM 180 DEGS AT 28 KTS.