Karnataka yellow alert covers coastal and Malnad districts, with thunderstorms, strong winds and possible heavy rain forecast through November 6. Bengaluru is set for a wet start to November, with the India Meteorological Department (IMD) issuing a yellow alert for heavy rain, thunderstorm, lightning and squalls over South Interior. A potential cyclone named Shakti is likely to form over the Andaman Sea between May 23 and 28.