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 1818Z, valid from 1900Z, for use from 2000-0300Z (UTC)
Currently 08/19/2019 at 0202Z (UTC), 08/18/2019 at 2102 EST

***Reporting Station: JOT
12000 23 Knots
26.4 MPH
5 C
41.0 F
9000 24 Knots
27.6 MPH
11 C
51.8 F
6000 20 Knots
23.0 MPH
15 C
59.0 F
3000 18 Knots
20.7 MPH

log file