Natural gas forward prices continued to strengthen during the Nov. 9-16 period amid a continuation of colder-than-normal temperatures ahead of the core of winter, according to NGI’s Forward Look.

Gains (again) were most pronounced in New England, where rising heating demand and pipeline constraints combined to drive hefty premiums compared to the rest of the country.

Basis prices at the Algonquin Citygate were the clearest example of the tight conditions that have plagued the region. December basis climbed $1.05 during the period to reach $11.296, Forward Look data showed. For comparison, December basis averaged only 4.0 cents across North America.

[Newly Updated: NGI’s 2023 Map of North American Natural Gas Pipelines, LNG Facilities, Shale Plays & Market Hubs includes...