IMD issues red alert for North India due to severe heatwave conditions; temperatures to surpass 47°C. Naresh Kumar, IMD scientist, states red alerts for Rajasthan, Punjab, Haryana, Uttar Pradesh; orange alert in Madhya Pradesh. Tamil Nadu, Kerala to have heavy rainfall. Health experts warn of heat wave risks; Dr Neeraj Nishchal from AIIMS, Delhi emphasizes precautions against heat wave effects.
