Windy is it. Great initial view of favorites for the quick check and beautiful visualizations, but man does it get deep if you want to double click.
For instance, a few weeks back I wanted to see why the sun looked orange and the sky was pale at ~3pm, so I pulled up the particulates map. I could see a 6hr moving map of particulates making their way from Alberta CA over to the skies to my west.
Also, they show a breakdown of all the major weather service providers' forecasts and detail which are better in which situations, helping you understand if that forecast you're planning on is really going to happen or it's just wishful thinking.
Oh, and you can set up alerts to notify you days ahead of time if conditions are right for activities, like if it's cool enough and good enough air quality to go for a run or if the wave swells will be high for surfing or what have you.
It's disingenuous to say rural areas are too poor to install public transportation. It's that there's too much to install (too much space) for any given user. Just economics of rural areas. It doesn't make sense unless we can significantly reduce the capital investment and running costs of public transport.