polar cyclone meaning in Hindi

Examples

1. Throughout the year, the westerlies vary in strength with the polar cyclone.
2. In the mid-latitudes, westerly winds are the rule and their strength is largely determined by the polar cyclone.
3. In stark contrast, summer polar cyclones may not form for several years, and tend to be weaker than winter cyclones.
4. Occasionally the situation can quickly approach a sleet, freezing rain, blizzards, and polar cyclones, even in the late summer.