February Nymex natural gas (NGG24) on Tuesday closed -0.413 (-12.47%). Nat-gas prices on Tuesday plunged as U.S. weather forecasts shifted warmer, which should reduce heating demand for nat-gas. Forecaster Maxar Technologies said below-normal temperatures currently gripping most of the U.S. will dissipate later in the month, with the eastern half of the country seeing above-normal temperatures. The current arctic temperatures engulfing the U.S. have curtailed nat-gas output and led to a surge in heating demand. Lower-48 state dry gas production Tuesday was 95.4 bcf/day (-5.6% y/y), according t…