The department has issued a forecast for May 10 to May 14, according to which light to heavy rain is expected in Tamil Nadu and Kerala along with thunderstorm in at least 13 states.
Widespread rain and thunderstorms are likely over isolated places of Kerela, Jammu and Kashmir, Uttar Pradesh, Jharkhand, Himachal Pradesh, Sikkim, Odisha, Karnataka and West Bengal.
Whereas a dust storm in Uttar Pradesh and Rajasthan is also predicted for both the days.
A thunderstorm accompanied with squall and hail is likely at isolated places over Jammu and Kashmir, Himachal Pradesh, Bihar, West Bengal, Sikkim and Uttarakhand on May 15 along with a dust storm accompanied with heavy rain at Rajasthan, South Karnataka and Tamil Nadu.
Meanwhile, heatwave conditions in Vidarbha, West Madhya Pradesh and interior Odisha are likely to make summers more torrid. On Friday, a thunderstorm accompanied by dusty winds are likely in southern states like Andhra Pradesh, Karnataka and Kerala as well as Jharkhand, Gangetic West Bengal.
Yesterday, Delhi witnessed a sudden change of weather after light showers were witnessed in several parts of the national capital with gusty winds sweeping the city. The minimum temperature was recorded at 22.4 degrees Celsius, two notches below the season's average, whereas the maximum is expected to hover around 35 degrees Celsius.