India Meteorological Department (IMD) has announced that the normal onset of monsoon has begun with most of Kerala now being covered under monsoon as of 1 June 2020. IMD reiterated what it said in April -- the country would receive normal monsoon in June-September and the conditions were favourable for good monsoon. IMD expects a monsoon 102% of its long-period average. Rainfall over the country as a whole for the 2020 southwest monsoon season is most likely to be Normal (96% to 104% of long-period average). Madhavan Nair Rajeevan, Secretary in the Ministry of Earth Sciences said there is just 5 per cent probability of a deficient monsoon. Meanwhile, a low-pressure area developing over the Arabian Sea is likely to intensify into a severe cyclone and cross the north Maharashtra and south Gujarat coasts on June 3, the Met department said. Cyclone Nisarga will have an impact on Mumbai when it crosses Maharashtra.