Natural gas futures flipped positive in midday trading Friday as another volatile session erased a 17-cent day/day decline notched in the morning.

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

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Here’s the latest:

April Nymex gas futures trading up 5.0 cents at $4.352/MMBtu as of 2:15 p.m. ET, up from intraday low of $4.132