Ignore the thermometer - outdoor ice skating has returned for the season.

WHERE: The Guidant John Rose Oval, the largest refrigerated outdoor ice surface in North America, opened Friday evening at 2661 Civic Center Drive in Roseville.

TIME: It's open for public skating this weekend from 1-3 p.m. and 7:30-9:30 p.m. Saturday as well as 1:30-3:30 p.m. and 5-8 p.m. Sunday.

ACTION: Pickup hockey games and recreational skating. Fridays will feature bonfires, speed skating and bandy.

SIZE: The 110,000-square-foot oval includes four hockey rinks surrounded by a 400-meter track.

STAYS FROZEN: The oval's cooling system includes more than 800 tons of refrigeration and 84 miles of underground piping. The ice stays cool even when temperatures outside are in the 50s.

COST: $5.50

INDOORS: The oval is part of the Roseville Skating Center, which includes an indoor arena and banquet facilities.

MORE INFO: Go to www.skatetheoval.com. Call 651-792-7191 or visit www.facebook.com/skate theoval.