UNCW Economist Woody Hall says it's because the demand for natural gas is on the rise, but the supply isn't growing.
You can't control the cost of gas but you can control the cost of heating your house.
Johnny Brown at Longley Heating and Air says you can keep your bills low by keeping your thermostat stable.
He says you should also make sure you keep the heat in, by eliminating drafts from windows or cracked doors.
When the cold air rushes in, your furnace has to work overtime.
Repairmen also suggest you get the furnace checked annually.
But even if you do all of that, you're in for a cold blast of reality next time you get your gas bill.