Strong winds accompanied by heavy rains battered parts of Delhi-NCR on Monday morning. The temperature dropped by 11 degrees Celsius in the space of 80 minutes. Meanwhile, PM Modi is in Japan on a two-day visit to attend the Quad summit, significant security issues in the Indo-Pacific region are likely to come up at the Quad summit. He was welcomed by the Indian diaspora as well as Japanese citizens at a hotel in Tokyo on Monday.