India, May 6 -- The national average price of gas has climbed to $4.46 per gallon, up 49% since the Iran war began in late February. US consumers are now spending around $1 billion more per day on fuel than before the war started, with $550 million of that coming from gas prices alone, oil industry analyst Andy Lipow told NBC News. As prices continue to rise across the country, some relief may finally be on the way for drivers in the Great Lakes region but experts warn it may not last.

Fuel analyst Patrick De Haan of GasBuddy says a drop of 20 to 40 cents per gallon on gasoline and 25 to 60 cents on diesel is expected in the coming two weeks for the region, as refinery conditions begin to ease.

Michigan is expected to benefit the most, ...