US Winds Aloft Forecast for Drop Zones from National Weather Service data
courtesy of the Parks College Parachute Research Group,
written by Gary Peek,

Winds aloft data changes only four times per day.
There is no need to check winds aloft more often than that.


Please do not call this program from a script,
cause it to be displayed by an automatic
page refresh, or embed it in another web page.

Based on data from 2100Z, valid from 2106Z, for use from 0200-0900Z (UTC)
Currently 02/21/2017 at 0517Z (UTC), 02/21/2017 at 0017 EST

***Reporting Station: JOT
12000 45 Knots
51.7 MPH
-2 C
28.4 F
9000 39 Knots
44.8 MPH
3 C
37.4 F
6000 27 Knots
31.0 MPH
8 C
46.4 F
3000 43 Knots
49.4 MPH

log file