National Weather Service United States Department of Commerce

Record Cold Spreads Southward; Winter Storm Tracks Eastward

The arctic air mass will continue to plunge south through the central U.S. this week with widespread, record-breaking cold likely. Sub-freezing temperatures are likely to reach as far south as the Gulf Coast. Heavy snow will move from the mid-Mississippi Valley and Ozarks, to the Tennessee Valley, and North Carolina into the southern Mid-Atlantic states through Wednesday; Icing will be possible. Read More >

Fort Worth CWSU

Center Weather Service Unit

Weather Calculations / Conversions -- Fort Worth CWSU

Weather.gov > Fort Worth CWSU > Weather Calculations / Conversions -- Fort Worth CWSU

       
 

Weather Calculations / Conversions

Convert degrees Celsius to degrees Fahrenheit:
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Convert degrees Fahrenheit to degrees Celsius:
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Calculate relative humidity from temperature/dewpoint (deg C):
Enter temperature in degrees C:     Enter dewpoint in degrees C:

    

Calculate relative humidity from temperature/dewpoint (deg F):
Enter temperature in degrees F:     Enter dewpoint in degrees F:

    

Calculate heat index from temperature and humidity:
Enter temperature in degrees F:     Enter humidity in percent:

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Calculate heat index from temperature and dewpoint (deg F):
Enter temperature in degrees F:     Enter dewpoint in degrees F:

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Calculate heat index from temperature and dewpoint (deg C):
Enter temperature in degrees C:     Enter dewpoint in degrees C:

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Calculate wind chill from temperature (deg F) and wind (mph):
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Calculate wind chill from temperature (deg C) and wind (kt):
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Convert pressure from inches to millibars:
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