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Wind speed categories UPSC NOTE

 Why in news

  • Tropical cyclones are powerful and destructive weather systems that form over warm tropical ocean basins. 

  • Where sea surface temperatures are above 26.5 degree C

  • These storms are characterised by strong winds, heavy precipitation and storm surges and can cause significant damage to coastal communities and infrastructure.

Wind speed categories

  • The most common way to categorize wind speeds is using the Beaufort Wind Scale

  • This is an internationally recognized system that relates wind speed to observed sea conditions and land effects

Saffir-Simpson (SS) hurricane wind scale

  • The Saffir-Simpson Hurricane Wind Scale is a hurricane rating system that classifies hurricanes from 1 to 5 based on their sustained wind speed. 

  • It's a vital tool for understanding a hurricane's potential to cause damage and help people prepare accordingly. 

Here's a breakdown of the scale:

  • Focuses on Wind Speed: The SSHWS solely considers a hurricane's sustained wind speed, averaged over one minute at an elevation of 10 meters (33 feet) above the surface.

Saffir-Simpson (SS) hurricane wind scale

  • Categories: It categorizes hurricanes into five categories, with Category 1 being the weakest and Category 5 being the strongest.



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Learnerz IAS | Concept oriented UPSC Classes in Malayalam: Wind speed categories UPSC NOTE
Wind speed categories UPSC NOTE
Learnerz IAS | Concept oriented UPSC Classes in Malayalam
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