SSC Selection Post 2022 PYQ — Question 41

The correct answer is option 3 i.e. rainfall during winters in the north west part of India .

• A Western Disturbance (WD) is an extratropical storm system that originates over the Mediterranean Sea, Caspian Sea, or Black Sea region.
• It is carried toward the Indian subcontinent by the westerly jet stream winds that blow from west to east in the upper atmosphere.
• Primarily causing rain and snow in parts of Northwest India, Pakistan, and Afghanistan during the winter months

Why is it Called “Western Disturbance”?

• “Western" because it approaches India from the west.
• "Disturbance" refers to a disruption in the usual weather pattern — typically causing rain, cloud cover, and storms.