Grand River near Pattonsburg, MO
River level and flood forecast · Daviess County
Normal3.4 ftas of Mon 2:30 PM
The river is 21.6 ft below flood stage (25 ft).
Flow: 393 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Fri, Oct 2, 7:45 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 32 ft |
| Moderate flood stage | 30 ft |
| Flood stage | 25 ft |
| Action stage | 20 ft |
| Record crest (August 9, 1909) | 40 ft |
What floods at each level
From the National Weather Service, highest first.
- 32 ftU.S. Highway 69 south of Pattonsburg floods.
- 30 ftNearly all agricultural land and secondary roads in the Grand River floodplain flood.
- 25 ftLow-lying farmland begins to flood.
Highest crests on record
- 40 ft — August 9, 1909
- 37.6 ft — July 24, 1993
- 36.28 ft — May 30, 2019
- 35.94 ft — June 30, 2017
- 34.27 ft — May 8, 2007
Recent crests: 26.39 ft (June 12, 2026) · 31.4 ft (June 6, 2026) · 29.53 ft (May 20, 2026) · 28.8 ft (May 17, 2026) · 30.94 ft (June 26, 2025)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (PATM7); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.