Intense rains are expected to pick up again over Northeast, particularly for Assam & Meghalaya. Southwest monsoon is likely to reach anytime soon after making onset over Kerala. Mostly, light to moderate rains with isolated heavy falls are expected over the next 3 days.
Some rains more are expected over the hills of North India as well as some Pre Monsoon activity may be seen over the plains due to the remnants of the system. Clearing is expected over the plains tomorrow onward including Delhi, Punjab, Haryana and West Uttar Pradesh. Marginal Pre Monsoon activity may be seen around May 28 and 29.
Why does pre-monsoon rainfall occur? How to differentiate it from monsoon rains - The term Mango showers is used to describe pre-monsoon rainfall. Monsoon is a seasonal change in the direction of the prevailing or strongest winds.
Today, many parts of Delhi NCR recorded intense thundershower and rain activities associated with hailstorm over many parts, particularly over Faridabad and South Delhi. Due to strong winds and rain, flight diversion, delays and air chaos has been witnessed. Power blackouts have been seen in parts with some trees also being uprooted.