National Weather Service United States Department of Commerce

Gusty Winds in the Mid-Atlantic and Northeast; Atmospheric River to Impact the Northwest

Gusty winds are expected from portions of the Mid-Atlantic into the Northeast through the night following the system that brought rain to the area. An atmospheric river will move into the Northwest late today into Saturday bringing moderate to heavy rainfall, mountain snow, windy conditions, and high surf to the area over the weekend. 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:

   :


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

   :


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

   :


Calculate wind chill from temperature (deg F) and wind (mph):
Enter temperature in degrees F:     Enter wind speed in mph:

   :


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

   :


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