Little Blue River (MO) at Knobtown
Missouri — Water Level & Flood Stage
Located in Jackson County, Missouri on the Little Blue River (MO). Live water level data from USGS, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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This is an NWS forecast point (LID: KBNM7). Live data may be limited. View on NWS AHPS →
Flood Stages
Major Flood
34 ft
Moderate Flood
29 ft
Minor Flood
27 ft
Action Stage
21 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
34 ft
Businesses along 350 Highway at Knobtown begin to flood.
31.7 ft
The eastbound lane of 350 Highway at Knobtown is overtopped.
30 ft
Baseball fields at the Little Blue Trace Recreation Area flood.
28 ft
Buildings along Little Blue Road in the Little Blue Community are threatened by flooding.
27 ft
Low-lying areas adjacent to the river flood.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Oct 1, 1986 | 36.5 ft | — |
| Oct 1, 1986 | 36.5 ft | — |
| May 18, 2004 | 30.7 ft | — |
| May 18, 2004 | 30.7 ft | — |
About This Gauge
NWS LID
KBNM7
River
Little Blue River (MO)
County
Jackson, MO
Coordinates
38.9642°N, 94.4267°W
Get Flood Alerts for Little Blue River (MO)
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Little Blue River (MO) at Knobtown?
The Little Blue River (MO) at Knobtown gauge is maintained by USGS and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Little Blue River (MO) at Knobtown?
The NWS-defined flood stage for Little Blue River (MO) at Knobtown is 27 feet. Action stage begins at 21 feet. Moderate flooding starts at 29 feet, and major flooding at 34 feet.
How do I get alerts when Little Blue River (MO) rises?
Download StormCast free on Google Play, go to River Gauges, and add Little Blue River (MO) at Knobtown to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Little Blue River (MO) at Knobtown gauge located?
The gauge is located in Jackson County, Missouri at coordinates 38.9642°N, 94.4267°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
- Stage may be affected by ice.