Forecast Advisor might be the best-kept secret in the weather business. It’s a website, run by a company called Intellovations, that compares the accuracy of a dozen of the largest weather forecasters. You put in your ZIP code (it only works in the US), and it spits back a ranking of the services based on how correctly they predicted the weather over the last month and the last year. You might be shocked at how different the various sources are and how bad some of them are at predicting the weather.
Depending on which weather app yo...