The hometown team has its first win at the Scotties in Thunder Bay.
Northern Ontario beat Alberta 10-4 in action Monday night.
The McCarville rink scored three in the 8th end and Alberta shook hands.
Northern Ontario dropped its first four games at the tournament, but the win was met with large cheers in front of the home fans.
Team Canada leads Pool A, while three teams are tied on top of Pool B including Ontario and Nova Scotia.
The top three teams in each pool advance to the playoff round.
