US natural gas futures rose about 4% to a 35-month high of $5.263 per mmBtu in early December as an extreme cold week lifted heating demand. Cash prices hit their highest levels since 2023 in several regions, and the front month was up about 75% over seven weeks.
Flows to LNG export plants stayed near record highs.
Cold-driven demand and record LNG pull pushed prices sharply higher despite near-record output and ample storage. Higher gas costs raise nitrogen fertilizer and feed processing energy costs.
After 221 past bullish weather events, Natural Gas moved a median +3.3% over 5 sessions (61% higher; middle half -5.2% to +14.0%), and -0.3% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.