National Weather Service United States Department of Commerce

Severe Weather Across the Ohio Valley and into the Mid Atlantic; Prolonged Heat in the Southern Plains

Scattered damaging winds and a couple tornadoes are possible on Saturday from parts of Ohio into northern West Virginia/Maryland, central and western Pennsylvania, and western New York. The thunderstorm threat will move into the Northeast on Sunday. Prolonged heat will continue across the Southern Plains this weekend and into next week. Read More >

 Pressure Altitude

by Tim Brice and Todd Hall
 
 
   
Enter your uncorrected station pressure (not the altimeter setting): Pressure Altitude in feet:
  in of mercury mm of mercury millibars (hPA) ft
  Pressure Altitude in meters:
  m

 

What is the formula for the pressure altitude script?