New Delhi, May 15 -- The India Meteorological Department (IMD) on Thursday said that strong surface winds triggered by a high-pressure gradient over northwest India caused dust to spread across Punjab, Haryana, Delhi, and north Rajasthan.

Under the influence of these strong surface winds, dust was advected from West Rajasthan to Delhi NCR, moving across north Rajasthan, south Punjab, and south Haryana.

According to the IMD, the majority of regions are likely to experience dry weather.

"In Northwest India, we are not expecting any western disturbances... so the majority regions are likely to experience dry weather... heatwave is expected for the next 5 days in West Rajasthan, we have issued a yellow alert there. We are expecting a heatw...