National Weather Service Southern RegionFort Worth, TX Meteorological Calculator Thanks to Ron Murphy, NWS Birmingham, AL for writing the JavaScript |

Temperature Conversion | ||||

Enter a number then click on the appropriate number to see the result. | ||||

Fahrenheit ( ^{o }F) |
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Celsius ( ^{o }C) |

Windchill Calculation | ||||||

Enter in the air temperature (T_{air}) in degrees Fahrenheit and wind speed in mph,
then click on the Calculate WC to compute the windchill (WC). |
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T_{air} |
mph | |||||

More information about the windchill equation. |

Relative Humidity Calculation | ||||||

Enter in the air temperature (T_{air}) and dew point temperature (T_{dp}) in degrees Fahrenheit (^{o}F)
then click on the Calculate RH to compute the relative humidity (RH). |
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T_{air} |
T_{dp} |

Heat Index Calculation | |||||||

Enter in the air temperature (T_{air}) in degrees Fahrenheit
and relative humidity (RH) in percent (without the % sign),
then click on the Calculate HI to compute the heat index (HI). |
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T_{air} |
RH | T_{dp}= |
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OR | |||||||

T_{air} |
T_{dp} |
RH= | |||||

More information about the heat index equation. |

Last Updated: Sunday, December 21, 1997