To put the formula into perspective, consider these stark real-world examples from the National Weather Service Heat Index Chart :
Because the meteorological interpretation is the most globally recognized scientific standard, the primary response below explores the . Brief overviews of the digital alternative meanings follow at the end. Understanding the Heat Index: The Ultimate "Index of Hot" index of hot
An air temperature of 90°F (32°C) with 50% relative humidity yields a heat index of 95°F (35°C) . To put the formula into perspective, consider these
When the air is already saturated with moisture, sweat cannot evaporate efficiently. The moisture stays on the skin, the body fails to shed its internal heat, and the perceived temperature skyrockets. When the air is already saturated with moisture,
All standard heat index calculations assume the subject is in a shaded area with a light breeze. Exposure to direct sunlight adds up to 15°F (8.3°C) to the perceived heat index value. The Four Danger Levels of the Heat Index