Which of the following is NOT a permanent wind?

Explanation

The correct answer is Loo. Key Points: Permanent winds are those that persist throughout the year and are associated with the Earth's atmospheric circulation system. Loo is not a type of permanent wind. It is a strong, dry and hot afternoon wind from the west in the summer, blowing over the western Indo-Gangetic Plain region of North India and Pakistan. It is particularly strong in the months of May and June. The examples of permanent winds are Trade winds, Westerlies and Easterlies.