Waze for weather (with API)
Metwit is a crowdsourcing platform that enable collection and sharing of rich weather and environmental data using people's smartphones and portable sensing devices.
With our APIs developers are able to create smart interactive hyperlocal data collecting apps.
Metwit is also a free mobile and web social weather services: search discover and share local weather condition on our maps also with Twitter and Instagram apps.
Check it out on http://metwit.com