I came across this cool map overlay that is updated about once a day with data from various sources showing snow depth levels:

http://www.propertylinemaps.com/p/public_land_map/USA/USA_weather.tx t">Link to map

Sometimes the tiles are rather slow to load, but they eventually do usually.  As you can see, most of the district is covered with snow at this point, some of it pretty deep:

I will put a link to this map on the weather page as well since I think it is has useful info on it.