AT 2033hrs AMBULANCE 119 WAS DISPATCHED FOR A REPORTED ATV ACCIDENT IN THE 8100 BLOCK OF RITCHIE HIGHWAY. A119 ARRIVED ON LOCATION FIRST FINDING AN ADULT MALE WITH MULTI SYSTEMS TRAUMA AFTER COLLIDING WITH SEVERAL TREES AT HIGH SPEEDS. A119 REQUESTED MSP TROOPER BUT DUE TO WEATHER MSP WAS GROUNDED. PM26 TRANSPORTED THE PT BY LAND PRI 1 TO SHOCK TRAUMA. UNITS WERE HOLD ON SCENE FOR APPOX 45 MINS.. EMS 4 HAD COMMAND