The cities of Srinagar and Jammu on Sunday recorded the season's lowest minimum temperature at minus 6 and 4 degrees as an intense cold wave has tightened its grip on the state, the weather office said."The cold wave has further intensified due to the clear night sky. Present weather conditions are likely to continue for another 48 hours," a MET department official said.Pahalgam recorded minus 8.9 and Gulmarg minus 9.4 degrees Celsius as their minimum temperatures while Leh recorded a minus 16.8 and Kargil minus 18.8 degrees Celsius.In the Jammu region, Jammu city recorded 4, Katra town 5, Batote 1.9, Bannihal 2.6, Bhaderwah minus 1.1 and Udhampur 0.7 degrees Celsius.