When it Snows on Twitter is an animated map of yesterday's Twitter messages mentioning snowfall inward the USA. If you lot desire to you lot tin dismiss compare this CartoDB map to the NOAA map of actual snowfall. Comparing the 2 maps it appears that Twitter users tin dismiss truly nation when it is snowing.
In the UK you lot tin dismiss banking corporation lucifer out the famous #uksnow Map, which maps Tweets mentioning snow. The map is truly showing a fighting of activity now, inward Scotland, for the outset fourth dimension this year.
