National Weather Service United States Department of Commerce

Severe Thunderstorms and Heavy Rain in the Mississippi Valley; Fire Weather Concerns in the Southern High Plains

Severe thunderstorms and the threat for excessive rainfall will move into the mid-Mississippi and lower Ohio Valleys today. There is potential for a few strong tornadoes, damaging wind gusts, large hail, and scattered flash flooding. Low humidity and windy conditions will continue to produce elevated to critical fire weather conditions across the southern High Plains into midweek. Read More >

Pressure Unit Conversion

by Tim Brice and Todd Hall

Enter an atmospheric pressure that you would like:

 
Answers:
inches of mercury inches of mercury
millimeters of mercury (torr) millimeters of mercury (torr)
millibars millibars
hecto Pascals hecto Pascals
kilo Pascals kilo Pascals
pounds per square inch pounds per square inch
standard atmosphere standard atmosphere

 

What are the formulas for the pressure unit conversion script?