courtesy of the Parks College Parachute Research Group, www.pcprg.com
written by Gary Peek, peek@pcprg.com
Based on data from the National Oceanic and Atmospheric Administration's
National Weather Service, Aviation Weather Center at http://aviationweather.gov/.
Raw data is taken from the 6 hour low level forecast Complete FBWinds Product
(continental US) at http://aviationweather.gov/products/nws/winds/?area=all&fint=06&lvl=lo.
Directions: Find the 3 letter identifier for one or more weather reporting stations
near you (in the continental US) at http://aviationweather.gov/products/nws/winds/
and then select the stations in the drop down menus below.
Do not call this program from a script or cause
it to be displayed by an automatic page refresh.