Overview

• Overnight cloudbursts left large parts of Kolkata waterlogged, with Kolkata Municipal Corporation gauges logging extreme local totals such as 332 mm at Garia Kamdahari and 285 mm at Jodhpur Park.
• IMD has issued yellow and orange alerts across south Bengal through September 26, warning of heavy rain, thunderstorms, waterlogging and gusty winds.
• Metro services were suspended between Shahid Khudiram and Maidan with truncated operations elsewhere, suburban rail lines saw suspensions and partial curbs, and many schools closed as roads and tracks flooded.
• Airlines including IndiGo and SpiceJet cautioned of delays and urged passengers to check flight status, with airport-bound traffic slowed by flooding.
• Police reported at least three electrocution deaths in Kolkata, while some outlets cited higher tolls, and officials said another low‑pressure area is likely around September 25 that could renew heavy rain later in the week.