National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rain Across the Southern and Eastern US; Heat and Fire Weather Concerns in the West

Showers and thunderstorms are expected across the southern and eastern US this week, with heavy rain and localized flooding, particularly near the Gulf Coast. Monsoonal moisture will bring rain and potential flooding to parts of the Southwest. Heat and fire weather threats will continue to impact the West. 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?