National Weather Service United States Department of Commerce

Severe Thunderstorms and Excessive Rainfall in the Southern Plains Today

Heavy to excessive rainfall may produce additional flash flooding today across parts of the southern Plains where the greatest risk is along the Red River Valley into western Arkansas. Scattered severe thunderstorms are possible today from north central Texas into the ArkLaTex Region. Large to very large hail, damaging winds, and tornadoes are all possible, with some strong-tornado potential. Read More >

El Paso, TX

Weather Forecast Office

Vapor Pressure Calculator

Weather.gov > El Paso, TX > Vapor Pressure Calculator

Vapor Pressure

by Tim Brice and Todd Hall
 
 
Enter a temperature or a dewpoint or both:
Vapor Pressure
If you want the saturated vapor pressure enter the air temperature:  saturated vapor pressure:
  Fahrenheit Celsius Kelvin mb in of HG mm HG 
hPA kPA lbs per square in
If you want the actual vapor pressure enter the dewpoint:  actual vapor pressure:
  Fahrenheit Celsius Kelvin mb in of HG mm HG 
hPA kPA lbs per square in
If you enter both the air temperature and the dewpoint you'll get a bonus answer.  relative humidity - requires both temp and dewpoint
  %

 

What is the formula for the vapor pressure script?

 

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