Archive · 8 Aug 2026
Bay of Bengal depression brings heavy rain to south Bengal
A big storm system is forming over the Bay of Bengal, the sea next to India.
Weather experts say it will bring lots of rain to the southern part of West Bengal.
The heavy rain will start on Tuesday.
People who fish are being told to stay away from the deep sea for one day.
The waves will be too rough and dangerous.
Some areas, like South 24 Parganas and Midnapore, could get very heavy rain.
Even the city of Kolkata might see heavy showers.
The northern part of Bengal will only get light rain.
Kolkata has been cooler than normal and very humid.
Everyone should get their umbrellas and raincoats ready!
A fresh depression intensifying over the Bay of Bengal is expected to bring heavy rainfall to several districts of south Bengal from Tuesday, the India Meteorological Department (IMD) said.
The Met office advised fishermen not to venture into the deep sea for the next 24 hours because of rough sea conditions.
Heavy to very heavy showers are forecast in parts of South 24 Parganas, East Midnapore and West Midnapore, with heavy rain at isolated places in Kolkata, Howrah, Hooghly, Bankura and Jhargram.
Rainfall intensity is expected to increase from Tuesday in the western and coastal districts of Gangetic south Bengal.
North Bengal is likely to see only scattered light to moderate rain over the next four days, with no major weather warning in place.
- Who
- The India Meteorological Department (IMD) and the Regional Meteorological Centre (RMC), Alipore, issued the forecast.
- What
- A depression over the Bay of Bengal is expected to trigger heavy rainfall in several districts of south Bengal.
- When
- Heavy rain is expected from Tuesday, with the depression expected to form over Gangetic West Bengal and adjoining Bangladesh on Saturday.
- Where
- Gangetic and coastal south Bengal, including South 24 Parganas, East Midnapore, West Midnapore, Kolkata, Howrah, Hooghly, Bankura and Jhargram.
- Why
- Due to a depression intensifying over the Bay of Bengal and a strengthening cyclonic circulation over the region.
- Weather system
- Depression over the Bay of Bengal with a strengthening cyclonic circulation
- Forecasting agency
- India Meteorological Department (IMD)
- Heavy rain expected from
- Tuesday
- Districts with very heavy rain
- South 24 Parganas, East Midnapore, West Midnapore
- Advisory
- Fishermen advised not to venture into deep sea for next 24 hours
- Kolkata temperature (Friday)
- Max 28 degrees Celsius (3.4 degrees below normal); min 26 degrees Celsius
- Relative humidity
- 86-99 per cent in Kolkata