Ummmm....really hope this report is false but they say a Nuclear Power Plant in Fort Calhoun, Nebraska (30 miles up the river from where Steve is) has had a Level 4 accident and is being flooded by the Missouri River.

Nebraska Nuclear Plant at Level 4 Accident | Hawai`i News Daily

The Fort Calhoun, Nebraska, Nuclear power plant is going down fast due to massive flooding.
The NRC has declared it a level 4 accident.
The FAA has issued the following directive, shutting down airspace over the plant:
FDC 1/6523 ZMP FLIGHT RESTRICTIONS FORT CALHOUN NUCLEAR POWER PLANT BLAIR,NE EFFECTIVE IMMEDIATELY UNTIL FURTHER NOTICE. PURSUANT TO 14 CFR SECTION 91.137(A)(3) TEMPORARY FLIGHT RESTRICTIONS ARE IN EFFECT FOR FLOOD RELIEF EFFORTS WITHIN A 2 NAUTICAL MILE RADIUS OF 413113N/0960438W OR THE OMAHA /OVR/ VORTAC 316 DEGREE RADIAL AT 26.1 NAUTICAL MILES AT AND BELOW 3500 FEET MSL. NEBRASKA STATE PATROL, LT. FRANK PECK TELEPHONE 402-450-1867 IS IN CHARGE OF THE OPERATION. MINNEAPOLIS /ZMP/ ARTCC