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Record Warmth Lingers; Fire Weather Concerns; Unsettled Pacific Northwest

More record warm temperatures are forecast this week from California, Southwest, Plains then into the Mississippi Valley and Southeast. The warmth combining with dry conditions may result in elevated to locally critical fire weather conditions. Meanwhile, another Pacific system will move across the Pacific Northwest with lower elevation rain and mountain snows. For Hawaii, conditions improving. Read More >

The Speed of Sound Calculation

by Tim Brice and Todd Hall
 
 
The speed of sound depends on several variables, but the only independent variable we need to calculate the speed of sound is  the temperature of the air.  
Enter your air temp and choose your units: The speed of sound:
mph
Fahrenheit knots
Celsius m/s
Kelvin ft/s
Rankine km/h

 

What is the formula to calculate the speed of sound?