Overview

• The IMD projects widespread heavy to very heavy rain through September 15 across the Northeast, East and Central India, northwestern hill states, and the southern peninsular region.
• An orange alert is in effect today for Sub-Himalayan West Bengal and Sikkim, with heavy rain likely through September 14 and thunderstorms with gusty winds over South Bengal, including a peak window in Kolkata on September 11–12 before easing after the 13th.
• Arunachal Pradesh faces district-level warnings for heavy to very heavy rain from September 12 to 15, with thunderstorms and lightning also forecast.
• Tamil Nadu expects heavy rain in 12 districts today due to a southern low-pressure area, with 30–40 kmph winds and sea warnings that advise fishermen not to venture out.
• In Karnataka, Bengaluru is set for light to moderate showers until September 14 before intensifying to moderate to heavy spells on September 14–15, raising risks of traffic delays and waterlogging.