hi
9.99d is the latest beta
download from here:
http://www.weather-display.com/download.php
and see the link to the beta version 
Herb:ok, thats very interesting
What must be happeniing then is that the logging of the raw data (thats all I changed) must be putting a small delay in that is needed (a delay between requesting more data)
strange but true!
what speed PC do you have?