Who's word? What is your source that says the road is to remained closed? That first link for Yolo County only says that Rieff Road (CR40) is closed seasonally, which mimics previous experiences. The Lake County link doesn't mention Rayhouse Road (the name of the section within Lake County) at all.
"I don't know what you do, but I know what I do, and I don't do that." --Uncle Doug, R.I.P.
"Without the possibility of death, adventure is not possible"--Reinhold Messner