KEY POINTS
  • U.S. natural gas prices have more than doubled this year, and they could soar another 25% or more this summer in the hotter weather.
  • The Southern states, where a heat wave is contributing to higher demand and prices, are hotter than normal.
  • Supplies in storage are below normal, and the hot weather comes at a time when the industry typically adds inventory for the winter months.
  • "The consumer is kind of at the mercy of Mother Nature at this point for the summer," said one analyst.
Workers operate a drilling rig for an EBR Energy LP natural gas well near Columbus, Texas.

U.S. natural gas prices more than doubled since the start of the year, and this summer's air-conditioning season could send them soaring by at least another 25%.

In the futures market, gas prices rose 4.4% Tuesday as hot spring weather in the Southern U.S. pressured a market that has already been concerned about tight supplies. The warmer weather is forecast to continue across the region.