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Hydrograph River at a Glance Download
Little Blue River (MO) at Knobtown Stage (ft)Flow (kcfs)Observed: 8.03 ft at 3:11PM Apr 26, 2017Observed: 8.05 ft at 5:22PM Apr 26, 2017Observed: 7.94 ft at 8:37PM Apr 26, 2017Observed: 7.96 ft at 9:22PM Apr 26, 2017Observed: 7.89 ft at 1:23AM Apr 27, 2017Observed: 7.9 ft at 5:24AM Apr 27, 2017Observed: 7.82 ft at 9:24AM Apr 27, 2017Observed: 7.81 ft at 1:13PM Apr 27, 2017Observed: 7.82 ft at 5:14PM Apr 27, 2017Observed: 7.84 ft at 9:15PM Apr 27, 2017Observed: 7.84 ft at 1:16AM Apr 28, 2017Observed: 7.83 ft at 5:17AM Apr 28, 2017Observed: 7.84 ft at 9:18AM Apr 28, 2017Observed: 7.96 ft at 10:23AM Apr 28, 2017Observed: 8.11 ft at 11:03AM Apr 28, 2017Observed: 8.23 ft at 12:14PM Apr 28, 2017Observed: 8.23 ft at 1:19PM Apr 28, 2017Observed: 8.13 ft at 3:09PM Apr 28, 2017Observed: 8 ft at 6:05PM Apr 28, 2017Observed: 8 ft at 9:21PM Apr 28, 2017Observed: 7.87 ft at 10:46PM Apr 28, 2017Observed: 8 ft at 11:01PM Apr 28, 2017Observed: 7.89 ft at 12:32AM Apr 29, 2017Observed: 7.92 ft at 1:22AM Apr 29, 2017Observed: 7.89 ft at 5:23AM Apr 29, 2017Observed: 7.95 ft at 9:24AM Apr 29, 2017Observed: 8.05 ft at 10:09AM Apr 29, 2017Observed: 8.23 ft at 10:24AM Apr 29, 2017Observed: 8.38 ft at 10:39AM Apr 29, 2017Observed: 8.53 ft at 10:59AM Apr 29, 2017Observed: 8.66 ft at 11:14AM Apr 29, 2017Observed: 8.77 ft at 11:29AM Apr 29, 2017Observed: 8.89 ft at 11:45AM Apr 29, 2017Observed: 9.06 ft at 11:55AM Apr 29, 2017Observed: 9.28 ft at 12:10PM Apr 29, 2017Observed: 9.4 ft at 12:20PM Apr 29, 2017Observed: 9.54 ft at 12:30PM Apr 29, 2017Observed: 9.67 ft at 12:40PM Apr 29, 2017Observed: 9.82 ft at 12:50PM Apr 29, 2017Observed: 10 ft at 1:00PM Apr 29, 2017Observed: 10.12 ft at 1:05PM Apr 29, 2017Observed: 10.27 ft at 1:15PM Apr 29, 2017Observed: 10.45 ft at 1:25PM Apr 29, 2017Observed: 10.74 ft at 1:45PM Apr 29, 2017Highest Observation: 10.87 ft at 1:55PM Apr 29, 2017KBNM7(plotting HGIRR) Graph Created (2:18PM Apr 29, 2017)ObservedLatest observed value: 10.87 ft at 1:55 PM CDT 29-Apr-2017. Flood Stage is 27 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
NOTE: Gauge reading may be affected by ice during freezing weather from November to April.

NOTE: Forecasts for the Little Blue River (MO) at Knobtown are issued as needed during times of high water, but are not routinely available.

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Downstream Gauge Downstream Gauge - near Lake City
Flood Categories (in feet)
Major Flood Stage: 34
Moderate Flood Stage: 29
Flood Stage: 27
Action Stage: 21
Low Stage (in feet): 0

Historic Crests
(1) 36.50 ft on 10/02/1986
(2) 30.70 ft on 05/19/2004 (P)

(P): Preliminary values subject to further review.

Recent Crests
(1) 30.70 ft on 05/19/2004 (P)
(2) 36.50 ft on 10/02/1986

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to

Zoom Level:14
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Gauge LocationGauge Map Marker
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
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34 Businesses along 350 Highway at Knobtown begin to flood.
31.7 The eastbound lane of 350 Highway at Knobtown is overtopped.
30 Baseball fields at the Little Blue Trace Recreation Area flood.
28 Buildings along Little Blue Road in the Little Blue Community are threatened by flooding.
27 Low-lying areas adjacent to the river flood.
About This Location Collapse

Latitude: 38.964167° N, Longitude: 94.426667° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 27 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 766.71 ft 793.71 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Kansas City/Pleasant Hill Weather Forecast Office
1803 N. 7 Hwy
Pleasant Hill, MO 64080
(816) 540-6021
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Page last modified: 21-Dec-2016 10:37 PM
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