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1. • • The most important actions to take during a heat-wave are: to avoid or reduce exposure, to communicate risks effectively, to take particular care of vulnerable... High air temperatures can affect human health and lead to additional deaths even under current climatic conditions.
     www.who.int/health-topics/heatwaves/

     Heatwaves - World Health Organization (WHO)

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   What is a heatwave & what to do if it occurs?

   • Find out more about heatwaves and what to do when they occur. What is a heatwave? A heatwave is an extended period of hot weather relative to the expected conditions of the area at that time of year, which may be accompanied by high humidity. What is the definition for a UK heatwave?

   What is a heatwave? - Met Office

   www.metoffice.gov.uk/weather/learn-about/weather/types-of-weather/temperature/heatwave

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   What does heat wave mean?

   • A heat wave or heatwave, sometimes described as extreme heat, is a period of abnormally hot weather. : 2911 Definitions vary but are similar.

   Heat wave - Wikipedia

   en.wikipedia.org/wiki/Heat_wave

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   What is a heatwave in the UK?

   • What is a heatwave? A heat wave is a period of unusually hot weather. To be considered a heatwave, temperatures have to be above normal averages for the time of year in a specific area. In the UK, a heatwave is declared when temperatures either reach or go beyond the threshold for a particular location for three days in a row.

   UK heatwave: What is a heatwave? Amber heat health alert issued for

   www.bbc.co.uk/newsround/66688292

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   Are heat waves dangerous?

   • To be considered a heat wave, the temperatures have to be outside the historical averages for a given area. For some, a heat wave might sound like an excuse to run around with a hose or into some sprinklers. In reality, though, heat waves are no laughing matter. They are serious weather phenomena that can be quite dangerous.

   What Is a Heat Wave? | NOAA SciJinks – All About Weather

   scijinks.gov/heat/

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   How is a heat wave measured?

   • A heat wave is usually measured relative to the usual climate in the area and to normal temperatures for the season. : 2911 Temperatures that humans from a hotter climate consider normal, can be regarded as a heat wave in a cooler area. This would be the case if the warm temperatures are outside the normal climate pattern for that area.

   Heat wave - Wikipedia

   en.wikipedia.org/wiki/Heat_wave

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   How do heat waves form?

   • Heat waves form when a high-pressure area in the upper atmosphere strengthens and remains over a region for several days up to several weeks. This traps heat near the earth's surface. It is usually possible to forecast heat waves, thus allowing the authorities to issue a warning in advance. Heat waves have an impact on the economy.

   Heat wave - Wikipedia

   en.wikipedia.org/wiki/Heat_wave

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3. www.metoffice.gov.uk › temperature › heatwaveWhat is a heatwave? - Met Office

   www.metoffice.gov.uk › temperature › heatwave

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   Heatwave definition - a threshold-based meteorological definition designed to provide the media and public with consistent and reliable messaging. Find out more about heatwaves and what to do...

4. www.bbc.co.uk › newsround › 66688292UK heatwave: What is a heatwave? Amber heat health alert ...

   www.bbc.co.uk › newsround › 66688292

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   Sep 5, 2023 · A heat wave is a period of unusually hot weather. To be considered a heatwave, temperatures have to be above normal averages for the time of year in a specific area.

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6. www.nhs.uk › live-well › seasonal-healthHeatwave: how to cope in hot weather - NHS

   www.nhs.uk › live-well › seasonal-health

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   Find out how to keep cool and safe in a heatwave, and who is most at risk of heat exhaustion and heatstroke.

7. scijinks.gov › heatWhat Is a Heat Wave? | NOAA SciJinks – All About Weather

   scijinks.gov › heat

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   Sep 11, 2024 · The Short Answer: A heat wave is a period of unusually hot weather that typically lasts two or more days. To be considered a heat wave, the temperatures have to be outside the historical averages for a given area.

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     How to Survive a Heat Wave, According to Science

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     Heatwaves explained: the why, what and how

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     metoffice.gov.uk

     What is a heatwave?

     31 Dec 2008

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9. www.bbc.co.uk › news › world-us-canada-66158847What do heatwaves do to the body and who is most at risk? - BBC

   www.bbc.co.uk › news › world-us-canada-66158847

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   Jun 4, 2024 · Heat can affect anyone, but some vulnerable groups, like older people and babies, run a greater risk of serious harm. Here's what you need to know about the effects of heat on the body and how...

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10. en.wikipedia.org › wiki › Heat_waveHeat wave - Wikipedia

    en.wikipedia.org › wiki › Heat_wave

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    A heat wave [1] or heatwave, [2] sometimes described as extreme heat, is a period of abnormally hot weather. [3]: 2911 Definitions vary but are similar. [4] A heat wave is usually measured relative to the usual climate in the area and to normal temperatures for the season.

11. www.bbc.co.uk › news › science-environment-61825371Is the UK getting hotter, and what causes heatwaves?

    www.bbc.co.uk › news › science-environment-61825371

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    Jul 3, 2023 · A heatwave is a period of hot weather where temperatures are higher than is expected for the time of year. In the UK, the Met Office declares a heatwave when it records at least three...