
December Nymex natural gas (NGZ25) on Tuesday closed up sharply by +0.227 (+5.23%).
Dec nat-gas prices rallied sharply to an 8-month nearest-futures high on Tuesday as forecasts for frigid US temperatures support increased heating demand for nat-gas. Forecaster Vaisala said Tuesday that the midday update to the Global Forecast System weather model shifted colder in the North Rockies and in the Northeast for November 14-18. Also, forecasts moved colder in the central US for November 21-25.