(Undated) — There’s good news for motorists who are planning a Thanksgiving trip. Energy analysts say as long as the price of oil keeps on dropping, the national average for a gallon of gas could fall below three dollars before Turkey Day. North Dakota’s average is sitting at two-97 per gallon with drivers in Grand Forks paying only two-75. As for counties in the state, the highest gas price is in Williams County at three-17 per gallon, while the low is Ward County at an even three dollars.