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Heat Waves

Published: 29th Mar, 2024

Context

With the State stepping into peak summer season, Kerala is staring at heat wave-like conditions at many places.

What is a heat wave?

  • Heat wave is a condition of air temperature which becomes fatal to human body when exposed. 
  • Quantitatively, it is defined based on the temperature thresholds over a region in terms of actual temperature or its departure from normal
  • For declaring a heat wave, the temperature should be 4.5 °C above normal for that time in a region. 
  • The criteria for the coastal station maximum temperature should be greater than or equal to 37 °C. 

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