Highway I-80 road conditions:

5 Best i-80 CCTV cameras map
3 Waze Maps
2 Google Maps for > N. Tahoe Area.
   (I have found the Google Maps are more up to date in real time)
2 CalTrans QuickMap moble 
CalTrans roads conditions site:

I-80 Map

Winter Driving I-80 Sierra Nevada Maps and Services,