Bhubaneswar: IMD forecast on Tuesday said a low pressure area is likely to form over the Bay of Bengal around Nov 13. Thereafter, it would again intensify into a well-marked low in the subsequent 24 hours.However, IMD in its latest forecast indicate the possible system may not have any impact over Odisha. Rather it has forecast that the state would witness dry weather for next six days from Wednesday. There would be no large change in prevailing trend of minimum temperature in the state for the next five to six days.Head of regional IMD centre Manorama Mohanty said the possible system is not likely to have any impact on the state except for chances of a cloudy weather. Mohanty said night temperature trend with no large change would continue to see an average drop by 1°C to 2°C at some places amid northeasterly wind flow.All such forecasts came with night temperature witnessing a drop at several places in the state amid dry weather, indicating arrival of winter. An IMD bulletin said minimum temperature observed an appreciable fall by about 2-3°C at few places over the districts of north interior Odisha. They were appreciably below normal by about 3°C to 4°C only at isolated places over this pocket.Similarly, night temperature was below normal by about 2°C at isolated places over interior and at a few places over coastal Odisha.Hill station Semiliguda at 11.6°C was coldest in the state. Phulbani and Jharsuguda recorded 14.5°C each, the lowest in the plains. City at 18.5°C saw 2.1°C drop from normal. So also Cuttack at 17.4°C witnessed a 2.2°C drop from normal, IMD report said. Rourkela witnessed dense fog with visibility reducing to below 200 metres in the morning.