May Nymex natural gas futures were closing the week on the downslide as Friday trade brought more losses amid supply and demand uncertainty.

Natural Gas Intelligence's (NGI) Algonquin Citygate midday natural gas price graph showing historical market volatility.

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Here’s the latest:

Prompt month futures were 5.7 cents lower day/day to $3.500/MMBtu as of 2:25 p.m. ET