WALTHAM, Mass. & GERMANTOWN, Md.--(BUSINESS WIRE)--National Grid, a leading electricity and natural gas company, and Earth Networks, the operator of the world’s largest weather monitoring network and the parent company of WeatherBug, today announced that its joint severe weather forecast data modeling project has been honored with the 2015 Computerworld Data+ Editors’ Choice Award. The prestigious honor recognizes innovative big data initiatives that have delivered significant business value. N