Dear Irving, X-Air, and WeatherCat troubleshooters,
I was able to open WC1 and also WC2. Seem to open from the finder but not from the dock. Lots of strange things lurk in the heart of Mavericks.
X-Air's advice is on the mark. If the dock icon isn't working trying removing it and installing the WeatherCat icon from the working application.
Still have the serial adapter problem. Maybe I will buy a WH1080 which has
How old is your Le Crosse station? Replacing it might be a good investment. While the Le Crosse stations appear to be tough for their cost, they don't last forever. The WH1080 stations are inexpensive, but WeatherCat users are able to use them with few problems and thus far a reasonable durability.
I am sorry that serial to USB adapters are getting hard to come by. I have a telescope and model railroad DCC setup that I could control with my computer if I could get reliable serial to USB adapters. Both are now over a decade old and indeed the technology is passing them by.
Cheers, Edouard