TULSA - Prices at the pump are on the rise again.
The average price of regular gasoline in Tulsa is $3.57 a gallon, according GasBuddy.com , but some stations in Tulsa are charging $3.59.
This is the second jump of at least 10 cents in less than a week, though Tulsa remains below the national average, which was up to $3.70 on Monday, an increase of about 12 cents in one week, according to GasBuddy.com .
Analysts say there there are several reasons Oklahomans will see gas prices go up in the coming months.
There has been an increase in international demand for gasoline from countries such as China. At the same time, the Organization of the Petroleum Exporting Countries (OPEC) has decided to scale back crude output.
American refineries will operate at a reduced production rate while switching over to a summer blend.
Refineries in New Jersey and Hawaii are closing down permanently.
"The rise in gasoline prices is extraordinary for this time of year! We usually see this happen as we go into the summer driving season," analyst Andrew Lipow said.
Experts do not expect the national average to rise above $5 per gallon this summer, though some California drivers are already paying $5.19 a gallon as of Tuesday.
For a look at local and national gas prices, visit our gas page at http://bit.ly/gaspage .