Western Disturbance Triggers Rain in Delhi-NCR, Heavy Snowfall in Mountains

• Delhi-NCR experienced rain and mountains received heavy snowfall, leading to increased cold due to an intense Western Disturbance.
• The India Meteorological Department (IMD) issued a yellow alert, predicting light rain, thunderstorms, lightning, and strong winds for Delhi, Gurugram, Noida, and Ghaziabad.
• A Western Disturbance is an extra-tropical storm system originating in the Mediterranean Sea region, moving west to east, affecting North-West India.
• It causes snowfall in mountainous regions and rain, thunderstorms, and strong winds in plains, beneficial for Rabi crops but problematic if hailstones occur.
• After the disturbance, cold north-westerly winds bring a significant drop in temperature and potential cold waves, with light to moderate rain/snow expected in Western Himalayas on Jan 27-28.

Why It Matters: An intense Western Disturbance caused widespread rain in Delhi-NCR and heavy snowfall in mountains, increasing cold.