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      • In order to be considered a heat wave, a station’s highest temperature must be at least 40 degrees Celsius for plains regions and 30 degrees Celsius for hilly regions.
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  2. Jul 9, 2024 · In order to be considered a heat wave, a station’s highest temperature must be at least 40 degrees Celsius for plains regions and 30 degrees Celsius for hilly regions. a) Based on Departure from Normal. Heat Wave: Departure from normal is 4.5 degrees C to 6.4 degrees C.

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  3. Jul 15, 2024 · HW in hilly region has been excluded by using single threshold for the whole Indian region, so based on the topographical features, three thresholds of daily maximum temperature (DMT), i.e. DMT > 40 °C (plains), DMT > 37 °C (coastal) and DMT > 30 °C (hilly), are being applied.

  4. Jul 9, 2024 · Hilly Regions: Threshold: A heat wave is declared when the maximum temperature reaches or exceeds 30°C. Temperature Deviation: The temperature must exceed the normal by 4.5 to 6.4°C. Additional Criteria: Extreme Heat: A heat wave can also be declared if the maximum temperature reaches or exceeds 45°C.

  5. Jul 17, 2024 · A region is considered to be under the grip of a heatwave if the maximum temperature reaches at least 40 degrees Celsius or more in the plains and at least 30 degrees Celsius or more in hilly regions.

  6. Jul 26, 2024 · This increase in extreme heat is a direct result of human-made climate change. As greenhouse gas emissions trap more heat in the atmosphere, heatwaves – the deadliest type of extreme weather event – get longer and hotter. Globally averaged monthly mean CO2 abundance since 1980.

  7. Jul 24, 2024 · SRINAGAR: With record-breaking temperatures across various locations in Kashmir, a severe heat wave is forecast for parts of the valley over the next four days, potentially surpassing previous records.

  8. Jul 9, 2024 · Below are six important things you need to know about heat waves. 1. Heat Waves Can Be Deadly. Extreme heat — especially for several days, as is the case with heat waves — can put stress...