National Weather Service United States Department of Commerce

Inclement Weather Continues in the West; Heavy Precipitation Possible Over The Southern And Eastern U.S. Next Week

The inclement weather pattern over the western U.S. will likely bring mountain snow through the weekend. Critical fire weather will continue over the Southern Plains. Early next week through mid-week, there will be potential for heavy rain and possible flooding in the southern U.S. and wintry precipitation from the Mid Atlantic to the Northeast. Read More >

Altimeter Setting

by Tim Brice and Todd Hall

 

 
 
 
 
Enter the elevation of the station and choose your units6: Altimeter Setting in in. of mercury:
feet meters in HG
Enter your station pressure (not the altimeter setting) and choose your units: Altimeter Setting in mm of mercury:
in of mercury mm of mercury millibars (hPA) mm HG
  Altimeter Setting in millibars (hPa):
  mb (hPA)

 

What is the formula for the altimeter setting script?