What "WyoTraveler" said: unless your RV is rigged for cold weather my concern is frozen pipes. There's a reason campgrounds are closed and/or empty right now.
I-84 through the Columbia Gorge can be extremely icy and dangerous especially if it gets windy.
Snow in W. Washington is predicted tonight and tomorrow. That affects everything. Take chains and throw in a shovel. Be a good Boy Scout and Be Prepared: It's too to late to get what you need If your stuck somewhere. I have experienced many times what you MIGHT be heading into. I do
not envy you.
