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 11/21/2019 at 0415Z (UTC), 11/20/2019 at 2315 EST

***Reporting Station: JOT
12000 34 Knots
39.1 MPH
-3 C
26.6 F
9000 33 Knots
37.9 MPH
2 C
35.6 F
6000 41 Knots
47.1 MPH
8 C
46.4 F
3000 42 Knots
48.3 MPH

log file