The system is pulling in moisture, bringing heavy rain and gusty winds to Bengal. “Today, October 1 (Maha Navami), will be quite wet for South Bengal. Light to moderate rain is likely at most places, with heavy rain (7-11 cm) over North and South 24 Parganas. Kolkata and Howrah may see heavy rain (7-11 cm), disrupting Sindoor Khela and idol immersions. Rainfall is predicted to gradually decrease in South Bengal after October 5, though light to moderate showers may continue until October 7.