That's a little bit. Sound like supplies are going to be short for a week. Don't know the area, so not aware of who it going to affect.
Discussion
Everywhere west of there all the way to the west coast. Salt Lake City, and Reno are the big population centers before the west coast. 80 goes into Sacremento and then San Francisco.
It's hard to say how long, I suppose it'll depend on what was being hauled on the semi's.