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 2818Z, valid from 2900Z, for use from 2000-0300Z (UTC)
Currently 05/29/2017 at 0148Z (UTC), 05/28/2017 at 2048 EST

***Reporting Station: JOT
12000 30 Knots
34.5 MPH
-3 C
26.6 F
9000 28 Knots
32.2 MPH
1 C
33.8 F
6000 23 Knots
26.4 MPH
8 C
46.4 F
3000 21 Knots
24.1 MPH

log file