EAI WebApp v3.10
Weather/ NOTAMs & E6B Tools

- Heat Index Effects -

The heat index is a precise calculation of how hot it really feels when the effects of humidity are added to high air temperatures.

Heat Index Calculator
Temp (OAT)  °F  °C
Rel. Humidity  %
Heat Index  °F °C
Dew Point  °F °C
Temp (OAT)  °F °C

Note: valid for temperatures above 79 °F or 26 °C and relative humidity between 40 and 100 %.

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See the image below for a tabular representation of the heat index.

Heat Index Factor

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