If you want weather for a specific city, use: WeatherData[{"City", "State or Country"}, "Temperature"] for example, for me, I would use: WeatherData[{"Moline", "IL"}, "Temperature"] Any city will work; (edit: Except, apparently, Harwell) if there's no weather available for the location you provide, ...

Not to nitpick here, but I think it would be better, if you're going to release code at all, to release it earlier rather than later. Many folks (such as myself) quite enjoy cleaning up other peoples' code and making it presentable. Many folks (again, such as myself) very much like taking code that ...