August Nymex natural gas (NGQ24) on Friday closed down by -0.084 (-3.13%). Aug nat-gas prices Friday extended this week’s decline to a 3-1/2 week low. Elevated US nat-gas inventories are pressuring prices. As of June 21, nat-gas inventories were +20.6% above their 5-year seasonal average, signaling ample nat-gas supplies. Losses in nat-gas prices Friday were limited by forecasts for hotter US temperatures, which will boost nat-gas demand from electricity providers to run air-conditioning. NatGasWeather said Friday that weather models were showing hotter-than-normal weather for most of the US f…