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Karnataka Rain Returns: IMD Forecasts Widespread Showers from September 28
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News18•28-09-2026, 06:47
Karnataka Rain Returns: IMD Forecasts Widespread Showers from September 28
  • •After a dry spell, significant weather changes are predicted for Karnataka, with rain expected to resume from September 28.
  • •Low-pressure systems are weakening, and Arabian Sea winds are likely to bring increased moisture to South India via the Bay of Bengal.
  • •IMD forecasts thunderstorms with winds of 30-40 km/h and heavy rain in South Interior Karnataka from September 28 to October 1.
  • •Districts like Chikkamagaluru, Kodagu, Hassan, Mysuru, Mandya, and Shivamogga are likely to experience thundershowers by September 29-30.
  • •The southwest monsoon withdrawal is expected by October 15, after which post-monsoon thundershowers may gain significance.

Key Questions Answered

Starting September 28, moisture levels in South India will increase as Arabian Sea winds enter the Bay of Bengal and move through the Tamil Nadu coast, bringing post-monsoon thundershowers and increased rain activity to parts of Karnataka. The IMD forecasts thunderstorms with wind speeds of 30 to 40 km/h in a couple of places from September 28 to 30.

The IMD has indicated the possibility of heavy rain in a couple of places in South Interior Karnataka from September 28 to October 1. Additionally, light rain is expected in parts of Kodagu and around Kudremukh, Balehonnur, and Mudigere in Chikkamagaluru.

According to IMD's general criteria, the final normal date for the withdrawal process of the southwest monsoon from parts of South India is October 15. However, the actual withdrawal date can vary each year depending on changing weather conditions.