National Weather Service United States Department of Commerce

Severe Thunderstorms and Heavy Rainfall in the Southeast and Southwest Texas

Strong to severe thunderstorms will continue through tonight across portions of the Southeast and Southwest Texas. Large hail and strong winds will be the primary threats. Heavy to excessive rainfall may lead to scattered instances of flash flooding in these regions tonight. Read More >

       

 

Weather Calculations / Conversions


Convert degrees Celsius to degrees Fahrenheit:
Enter degrees celsius:

    


Convert degrees Fahrenheit to degrees Celsius:
Enter degrees fahrenheit:

    


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):
Enter temperature in degrees F:     Enter wind speed in mph:

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Calculate wind chill from temperature (deg C) and wind (kt):
Enter temperature in degrees C:     Enter wind speed in knots:

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Convert pressure from inches to millibars:
Enter pressure in inches: