Weather Update | The impact of the double low-pressure trough in the Bay of Bengal will increase rainfall across the state.

Weather Update | The impact of the trough of low pressure in the Bay of Bengal will increase rainfall across the state. North Bengal News Online Desk: Due to the trough of low pressure extending up to the northeast Bay of Bengal, clouds of disaster are gathering again in the sky of Bengal (Weather Update). Alipore Meteorological Department has reported that the main monsoon trough is currently extended from Digha to the southeast and up to the northeast Bay of Bengal.