What was found
RT ENGINE SHUT DOWN ON ITS OWN. PER DISCUSSION WITH F/O, ENGINE FLAMED OUT DURING EXTREMELY HEAVY SNOWSTORM ON TAXI IN. DID NOT ATTEMPT TO RESTART, SINCE ALMOST TO GATE. ACP'D QRC AND SECURED ENG. AFTER AIRCRAFT LANDED AND WAS ON THE GROUND WAITING FOR A GATE TO OPEN UP DURING THE SNOW STORM, APPROX. 1 - 1.5 HOURS THE RIGHT ENGINE INGESTED SNOW AND SLUSH TO THE POINT THE ENGINE SHUT DOWN. INSPECTED INLET AND EXHAUST. NO DISCREPANCIES NOTED. ACCOMPLISHED ENGINE START AND RAN UNDER DIFFERENT ELECTRICAL AND PNEUMATIC LOADS. ALL INDICATIONS NORMAL.