Weather Tweet is a new Google Maps mashup that maps Tweets about the weather. Currently the site has maps for the UK, Birmingham, London, Germany, Berlin, France, Paris, New York and Tokyo.
It's easy to use weather tweet. All you need to do is tweet using the special weather tweet tag #weather_me followed by your town or postcode. You then need to tweet the weather type and a brief description, including links to pictures if you want, e.g.
#weather_me Birmingham, cloudy, It's cloudy in England's second city.The Weather Tweet map is updated with new messages every five minutes.
Via: Living Geography