National Weather Service United States Department of Commerce

Showers and Thunderstorms and Areas of Critical Fire Weather Threats

A series of cold fronts will produce showers and a few strong thunderstorms across parts of the High Plains and into the northern Rockies, and the Mid-Atlantic. Strong, dry winds in the northern Plains, 4-Corners area, and the Southeast will produce critical fire weather threats. Fire weather threats also remain elevated in Guam. Locally heavy rain may cause flash flooding in Hawaii. Read More >

Virtual Temperature

by Tim Brice and Todd Hall

 

 
 
Virtual Temperature
Enter your temperature and choose your units:  Degrees Fahrenheit:
Fahrenheit Celsius Kelvin ° F
Now enter your dewpoint and choose your units:  Degrees Celsius:
Fahrenheit Celsius Kelvin ° C
Finally enter you station pressure (not your altimeter setting): Degrees Kelvin:
in of mercury mm of mercury millibars (hPA) ° K

 

What is the virtual temperature and how is it calculated?