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Calculate Mixing Ratio
Dew Point: °F °C K

Station Pressure: in Hg mm Hg mbPaAtm

Mixing Ratio:

Equations:

Equations to Calculate Mixing Ratio

In the above equation, Td is the dew point in °C, Psta is the station pressure in millibars, e is the actual vapor pressure in millibars, and M is the mixing ratio in grams per kilogram.