Just wanted to get an FYI out there for you Nationals Campers. If you normally camp in the following places, you may want to make some phone calls to see if they will be open by then, due to the swollen DesMoines River, the Army Corps of Engineers flooded all areas below the Dam 2 weeks ago (most is still under water today).
Ivan's Recreation Area (Lake Red Rock)
Horn's Ferry Hide-away Cabins (Lake Red Rock)
North Tailwater--Howell Station (Lake Red Rock)