Q: What is the scientific definition of a heat wave?

<p style=";text-align:left;direction:ltr">Arabia Weather - Heat waves are considered harmful weather phenomena, which cause losses in both the agricultural and economic sectors. The World Meteorological Organization has recommended launching a heat wave on the weather condition when maximum temperatures exceed 5°C above the average maximum temperature of more than five. Consecutive days, but this definition varies from country to country.</p>