The India Meteorological Department’s Bengaluru centre issued an October 1 warning for heavy rain in coastal and south-interior Karnataka, alongside thunderstorms and lightning. North-interior Karnataka was listed for thunderstorms and lightning, without the same heavy-rain warning. The official regional page was checked directly on Thursday.
The State Line separately reported isolated heavy-rain risk in coastal and southern districts, with thunderstorms affecting parts of Bengaluru and surrounding areas. These are forecasts for particular areas, not a prediction that every district or neighbourhood will receive heavy rain.
The Bengaluru Live reported waterlogging and a slower morning commute in northern and eastern parts of the city. Citing Karnataka’s disaster-monitoring centre, it gave readings available up to 6.30 am of 138.5 millimetres at Doddagubbi and 99 millimetres at Horamavu-2. Those are separate station measurements; neither is a rainfall total for all of Bengaluru.
The warning and the observed rainfall describe different things: one concerns possible weather, while the other records an earlier spell. The reviewed material does not establish a citywide road closure or a disaster toll. Local warnings can change, so the latest IMD and traffic-police notices matter more than treating this report as an all-day clearance.