PortaTree Weather Deluxe Hardware - Manual (Page 9)

Setting up Wind Direction
Wind Direction can be set up to provide compass direction or direction in
relation to the track. If you elect to use direction in relation to the track, a track
drawing will appear and the wind direction will display. You will be able to see
how the wind is affecting the race vehicles (head, tail, or cross wind).
Making sure P.C. Time is set accurately
The Weather Tracking software relies on accurate timing when logging
weather data to the log files. You must go to "My Computer", then "Control
Panel", and then "Date/Time" in order to check or change the P.C. Time.
Weather Tracking
Start up the PC Weather Center program and click on the Weather
pulldown. Then select Gather Weather.
The screen appears as:
You may be warned that it is creating a blank database if this is the first time
the program has been run in this calendar year, but ignore that for now.
Notice that the left side of the screen is weather data, and the right half is
race data…
In typical use, the system could be set up to log weather over the course of a race
day. When you race and have a time slip, you can enter the information in the