India, July 18 -- West Bengal and Sikkim remain under Red Alert as extremely heavy rainfall is expected in several areas due to active monsoon systems.

Uttarakhand, Assam, Meghalaya and Chhattisgarh face Orange Alert with forecasts of heavy to very heavy rainfall and possible disruptions.

Delhi-NCR may receive light showers, but high humidity and warm temperatures will continue to trouble residents across the region.

Monsoon trough and low-pressure system over West Bengal are likely to intensify rainfall activities across eastern and central India.

Thunderstorms, lightning and strong winds are expected in several states, while fishermen receive warnings due to rough sea conditions.

The southwest monsoon remained active across large p...