Delhi NCR Rains Weather Forecast: IMD has forecast heavy rain and thunderstorms across Delhi, Noida, Gurgaon and Ghaziabad, alongside 20 states including Haryana, Punjab, Himachal Pradesh, J&K and Uttarakhand. Lightning and gusty winds are also likely in several regions. Rainfall activity is expected to remain active nationwide through August 27, with Odisha seeing fresh heavy rain from Monday.