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That's the heat index. Here's how it works. The temperature on a summer day may be in the 80s or 90s. So why does it feel so much hotter? That's the heat index. Here's how it works.
On 2 March 2010, strong winds caused sandstorms in Dubai and other regions of United Arab Emirates. [32] On 28 January 2011, a sandstorm hit Dubai for a short time. [33] On 26 February 2012, a strong sandstorm hit Dubai and other parts of the country. [34] On 2 April 2015, a very strong sandstorm hit Dubai and other parts of the country.
Heat index values can reach over 60 °C (140 °F) at the height of summer. [76] The highest recorded temperature in Dubai is 49.0 °C (120.2 °F). Very dry, Dubai's average annual precipitation is 79.2 mm (3.12 in). However, precipitation has been increasing in the last few decades, with accumulated rain reaching 110.7 mm (4.36 in) per year. [77]
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A generalized view of the heat index showing how the perception of heat by the human body increases with temperature but more rapidly at higher humidity levels. The heat index of a given combination of temperature and humidity is defined as the dry-bulb temperature which would feel the same if the water vapor pressure were 1.6 kPa. Quoting ...
Summer 2023 saw record-breaking heat, and, according to the Centers of Disease Control and Prevention, 90% of the 120,000 heat-related emergency room visits in the United States last year took ...
An excessive heat warning is a notice issued by the National Weather Service of the United States within 12 hours of the heat index reaching one of two criteria levels. In most areas, a warning will be issued if there is a heat index of at least 105 °F (41 °C) for more than three hours per day for two consecutive days, or if the heat index is greater than 115 °F (46 °C) for any period of time.
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