THE STUDENT PLT LANDED AT AN EN ROUTE AIRPORT AFTER COMPLETING THE SECOND LEG OF A SOLO CROSS-COUNTRY FLT. HE STATED THAT AFTER LANDING, HE TAXIED TO A HANGER IN ORDER TO REST BEFORE DEPARTURE. WHILE PREPARING TO DEPART, HE TAXIED & STOPPED SHORT OF RUNWAY 31 ON A SOUTHEASTERLY HEADING WHERE HE WAITED FOR A TAKEOFF CLEARANCE. AFTER STOPPING, A TAIL WIND LIFTED THE ACFT UP ONTO ITS NOSE & RIGHT WING TIP, THEN BLEW IT OVER ON ITS BACK. THE PLT REPORTED THAT THE WIND WAS FROM 280 DEG AT 28 GUSTING 38 KTS. THE 1455 CST WIND AT THE AIRPORT WAS REPORTED FROM 300 DEG AT 23 GUSTING 42 KTS. PERSONNEL, WHERE THE ACFT WAS OPERATED FROM, REPORTED THAT THE SURFACE WINDS WERE APRX 7 KTS AT THE INITIAL DEPARTURE TIME & WERE FORECAST TO REMAIN THE SAME. THEY FURTHER STATED THAT MAX WINDS FOR SOLOING WAS 18 KTS, BUT THE STUDENT ELECTED TO RETURN REGARDLESS OF THE WINDS. THE STUDENT STATED THAT HE WAS NOT BRIEFED ON SPECIFIC WIND LIMITS. HE HAD RECEIVED 40 FLT HRS OVER 17 MOS, WITH APRX 10 HRS AT THIS FBO.