National Weather Service United States Department of Commerce

Critical Fire Weather Conditions for California and the Plains; Wet and Stormy Across the East

Critical fire weather conditions are likely to persist over parts of California and the Plains through Thursday. Elsewhere, a pair of cold fronts will deliver wet and stormy conditions to the eastern U.S. into Wednesday. Much cooler air will arrive in wake of the frontal passages with a return to below normal temperatures. 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?