. >> reporter: students are building this house for an international competition with solaa power, insulation, it nets no power from the grid. it took them six days to complete the basic one bedroom shell. base around a sort engine. >> then made it really easy for people to build any kind of house around that. >> reporter: after competition the family will live in it. at $250 a square foot it's a little more expensive but could break even in a couple of years >> cheaper would be best >> reporter: stanford was talking to potential partners to work on this concept. it could be available in just a couple of years. reporting live from the campus. john fowler. >> hot inland today. 96 degrees in antioch. that was the hot spot. 88 fairfield. you get the idea, hot inland bay valleys, mild around the bay and cool at the coast. checking out the storms as they move up the spine the sierra nevada. you can see the tropical moisture. the high clouds, hits the sierra nevada and works its way up. . it justin deuces convection or thunderstorms. that's what we are seeing, we are seeing fog but those high cloud