Natural gas futures prices rebounded on Wednesday as weather forecasts once again hinted at colder temperatures and a major export facility affirmed its intention to relaunch this month, offsetting expectations for a stout government inventory report.

At A Glance:

The December Nymex natural gas futures contract spiked 55.4 cents day/day and settled at $6.268. January gained 50.9 cents to $6.589.

NGI’s Spot Gas National Avg. rose 5.5 cents to $4.025.

Prices have seesawed this week as the market has tried to get a handle on evolving forecasts. The prompt month soared 67.1 cents on Monday, following forecasts for mid-November chills, only to...