Missouri River at Niobrara, NE
River level and flood forecast · Knox County
Normal16.3 ftas of Mon 2:15 PM
The river is 4.7 ft below flood stage (21 ft).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 6 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 24 ft |
| Moderate flood stage | 23 ft |
| Flood stage | 21 ft |
| Action stage | 20 ft |
| Record crest (June 26, 2011) | 26.76 ft |
What floods at each level
From the National Weather Service, highest first.
- 25.5 ftBottom Road in Bon Homme County begins flooding.
- 24 ftHighway 12 east and west of Niobrara will be flooded, and the sewage lagoons in Niobrara will be flooded. Homes and cabins in Running Water will also be threatened by high water.
- 23 ftHighway 12 east of Niobrara could be overtopped by water backing up Bazile Creek.
- 22.5 ftThe fishing road on the south bank near Niobrara is flooded.
- 22 ftThe road to the Niobrara sewer lagoon is flooded.
- 21 ftBoth banks overflow and some boat docks near Niobrara are flooded.
Highest crests on record
- 26.76 ft — June 26, 2011
- 23.64 ft — July 22, 2010
- 22.5 ft — January 17, 2007
- 22.2 ft — August 5, 2018
- 21.98 ft — October 13, 1997
Recent crests: 19.09 ft (February 20, 2025) · 18.89 ft (January 17, 2024) · 18.1 ft (October 13, 2023) · 17.08 ft (August 17, 2022) · 17.27 ft (September 30, 2021)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (MRNN1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.