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Hydrograph River at a Glance Download
Blue River at 71 Highway Stage (ft)Flow (kcfs)Highest Observation: 8.74 ft at 10:50AM May 07, 2024Observed: 8.58 ft at 10:55AM May 07, 2024Observed: 8.68 ft at 11:05AM May 07, 2024Observed: 8.6 ft at 11:10AM May 07, 2024Observed: 8.36 ft at 11:15AM May 07, 2024Observed: 8.26 ft at 11:20AM May 07, 2024Observed: 8.14 ft at 11:25AM May 07, 2024Observed: 8.04 ft at 11:50AM May 07, 2024Observed: 7.94 ft at 12:05PM May 07, 2024Observed: 7.84 ft at 12:15PM May 07, 2024Observed: 7.74 ft at 12:30PM May 07, 2024Observed: 7.64 ft at 12:40PM May 07, 2024Observed: 7.54 ft at 12:50PM May 07, 2024Observed: 6.54 ft at 3:20PM May 07, 2024Observed: 6.42 ft at 3:45PM May 07, 2024Observed: 6.3 ft at 4:00PM May 07, 2024Observed: 6.18 ft at 4:15PM May 07, 2024Observed: 6.28 ft at 4:20PM May 07, 2024Observed: 6.1 ft at 4:25PM May 07, 2024Observed: 5.98 ft at 4:30PM May 07, 2024Observed: 5.88 ft at 4:55PM May 07, 2024Observed: 5.78 ft at 5:15PM May 07, 2024Observed: 5.68 ft at 5:40PM May 07, 2024Observed: 5.58 ft at 6:10PM May 07, 2024Observed: 5.58 ft at 6:15PM May 07, 2024Observed: 5.48 ft at 6:35PM May 07, 2024Observed: 5.38 ft at 7:10PM May 07, 2024Observed: 5.48 ft at 7:15PM May 07, 2024Observed: 5.38 ft at 7:25PM May 07, 2024Observed: 5.24 ft at 8:00PM May 07, 2024Observed: 5.38 ft at 8:30PM May 07, 2024Observed: 5.26 ft at 8:35PM May 07, 2024Observed: 5.2 ft at 8:45PM May 07, 2024Observed: 5.3 ft at 8:50PM May 07, 2024Observed: 5.16 ft at 8:55PM May 07, 2024Observed: 5.06 ft at 9:25PM May 07, 2024Observed: 5.22 ft at 9:35PM May 07, 2024Observed: 5.02 ft at 9:40PM May 07, 2024Observed: 5.02 ft at 10:15PM May 07, 2024Observed: 4.9 ft at 10:40PM May 07, 2024Observed: 5.02 ft at 10:50PM May 07, 2024Observed: 4.92 ft at 11:00PM May 07, 2024Observed: 4.82 ft at 11:50PM May 07, 2024Observed: 4.92 ft at 11:55PM May 07, 2024Observed: 4.82 ft at 12:05AM May 08, 2024Observed: 4.94 ft at 12:35AM May 08, 2024Observed: 5.04 ft at 12:40AM May 08, 2024Observed: 4.92 ft at 12:45AM May 08, 2024Observed: 4.82 ft at 12:55AM May 08, 2024Observed: 4.94 ft at 1:40AM May 08, 2024Observed: 4.82 ft at 1:45AM May 08, 2024Observed: 4.7 ft at 1:50AM May 08, 2024Observed: 4.7 ft at 2:15AM May 08, 2024Observed: 4.58 ft at 3:50AM May 08, 2024Observed: 4.7 ft at 3:55AM May 08, 2024Observed: 4.6 ft at 4:05AM May 08, 2024Observed: 4.5 ft at 5:15AM May 08, 2024Observed: 4.48 ft at 6:15AM May 08, 2024Observed: 4.38 ft at 7:25AM May 08, 2024Observed: 4.28 ft at 8:20AM May 08, 2024Observed: 4.38 ft at 8:30AM May 08, 2024Observed: 4.28 ft at 8:45AM May 08, 2024Observed: 4.38 ft at 9:00AM May 08, 2024Observed: 4.28 ft at 9:05AM May 08, 2024Observed: 4.38 ft at 9:10AM May 08, 2024Observed: 4.28 ft at 9:20AM May 08, 2024Observed: 4.38 ft at 9:30AM May 08, 2024Observed: 4.48 ft at 10:00AM May 08, 2024Observed: 4.38 ft at 10:10AM May 08, 2024Observed: 4.42 ft at 10:15AM May 08, 2024Observed: 4.48 ft at 11:05AM May 08, 2024Observed: 4.58 ft at 11:30AM May 08, 2024Observed: 4.58 ft at 12:50PM May 08, 2024Observed: 4.48 ft at 1:25PM May 08, 2024Observed: 4.58 ft at 1:30PM May 08, 2024Observed: 4.48 ft at 1:45PM May 08, 2024Observed: 4.58 ft at 2:00PM May 08, 2024Observed: 4.48 ft at 2:10PM May 08, 2024Observed: 4.58 ft at 2:15PM May 08, 2024Observed: 4.46 ft at 2:50PM May 08, 2024Observed: 4.36 ft at 6:05PM May 08, 2024Observed: 4.38 ft at 6:15PM May 08, 2024Observed: 4.28 ft at 7:55PM May 08, 2024Observed: 4.18 ft at 9:20PM May 08, 2024Observed: 4.28 ft at 9:30PM May 08, 2024Observed: 4.1 ft at 10:05PM May 08, 2024Observed: 4.22 ft at 10:10PM May 08, 2024Observed: 4.22 ft at 10:15PM May 08, 2024Observed: 4.1 ft at 11:20PM May 08, 2024Observed: 4.2 ft at 11:35PM May 08, 2024Observed: 4.1 ft at 11:45PM May 08, 2024Observed: 4.2 ft at 11:55PM May 08, 2024Observed: 4.1 ft at 12:00AM May 09, 2024Observed: 4.2 ft at 12:05AM May 09, 2024Observed: 4.1 ft at 12:10AM May 09, 2024Observed: 4.14 ft at 2:15AM May 09, 2024Observed: 3.98 ft at 3:00AM May 09, 2024Observed: 3.98 ft at 3:50AM May 09, 2024Observed: 4.1 ft at 4:00AM May 09, 2024Observed: 3.94 ft at 4:20AM May 09, 2024Observed: 3.78 ft at 4:50AM May 09, 2024Observed: 3.9 ft at 4:55AM May 09, 2024Observed: 4.02 ft at 5:00AM May 09, 2024Observed: 3.9 ft at 5:10AM May 09, 2024Observed: 4.02 ft at 5:15AM May 09, 2024Observed: 3.82 ft at 5:25AM May 09, 2024Observed: 3.98 ft at 5:30AM May 09, 2024Observed: 3.86 ft at 5:35AM May 09, 2024Observed: 3.96 ft at 5:40AM May 09, 2024Observed: 3.96 ft at 6:15AM May 09, 2024Observed: 3.86 ft at 6:20AM May 09, 2024Observed: 3.96 ft at 6:35AM May 09, 2024Observed: 3.86 ft at 6:40AM May 09, 2024Observed: 3.76 ft at 7:35AM May 09, 2024Observed: 3.62 ft at 7:45AM May 09, 2024Observed: 3.82 ft at 7:50AM May 09, 2024Observed: 3.72 ft at 8:00AM May 09, 2024Observed: 3.86 ft at 8:05AM May 09, 2024Observed: 3.66 ft at 8:15AM May 09, 2024Observed: 3.78 ft at 8:20AM May 09, 2024Observed: 3.78 ft at 8:55AM May 09, 2024Observed: 3.78 ft at 10:15AM May 09, 2024Observed: 3.76 ft at 2:15PM May 09, 2024Observed: 3.66 ft at 5:20PM May 09, 2024Observed: 3.68 ft at 5:25PM May 09, 2024Observed: 3.78 ft at 5:50PM May 09, 2024Observed: 3.68 ft at 6:05PM May 09, 2024Observed: 3.7 ft at 6:15PM May 09, 2024Observed: 3.58 ft at 10:05PM May 09, 2024Observed: 3.46 ft at 10:10PM May 09, 2024Observed: 3.6 ft at 10:15PM May 09, 2024Observed: 3.7 ft at 10:20PM May 09, 2024Observed: 3.58 ft at 10:45PM May 09, 2024Observed: 3.7 ft at 11:05PM May 09, 2024Observed: 3.6 ft at 11:10PM May 09, 2024Observed: 3.7 ft at 11:15PM May 09, 2024Observed: 3.6 ft at 11:25PM May 09, 2024Observed: 3.7 ft at 11:40PM May 09, 2024Observed: 3.64 ft at 11:55PM May 09, 2024Observed: 3.52 ft at 1:55AM May 10, 2024Observed: 3.62 ft at 2:00AM May 10, 2024Observed: 3.46 ft at 2:10AM May 10, 2024Observed: 3.4 ft at 2:15AM May 10, 2024Observed: 3.58 ft at 2:20AM May 10, 2024Observed: 3.48 ft at 2:30AM May 10, 2024Observed: 3.58 ft at 2:35AM May 10, 2024Observed: 3.58 ft at 3:45AM May 10, 2024Observed: 3.52 ft at 6:15AM May 10, 2024Observed: 3.42 ft at 6:35AM May 10, 2024Observed: 3.26 ft at 8:05AM May 10, 2024Observed: 3.42 ft at 8:10AM May 10, 2024Observed: 3.42 ft at 8:20AM May 10, 2024Observed: 3.06 ft at 8:25AM May 10, 2024Observed: 3.26 ft at 8:30AM May 10, 2024Observed: 3.42 ft at 8:35AM May 10, 2024Observed: 3.46 ft at 10:15AM May 10, 2024KNYM7(plotting HGIRR) Graph Created (10:48AM May 10, 2024)ObservedLatest observed value: 3.46 ft at 10:15 AM CDT 10-May-2024. Flood Stage is 27 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Blue River at 71 Highway are issued as needed during times of high water, but are not routinely available.

Vertical datum height surveyed by the USGS

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Upstream Gauge - at Bannister Road Upstream Gauge Downstream Gauge Downstream Gauge - at 63rd Street
Flood Categories (in feet)
Major Flood Stage: 38
Moderate Flood Stage: 36
Flood Stage: 27
Action Stage: 22
Low Stage (in feet): -9999

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:15
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
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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38 Significant flooding of structures unprotected by levees.
36 85th Street begins to flood.
27 Flooding begins to affect South Hickman Mills Road and Blue River Road.
About This Location Collapse

Latitude: 38.971944° N, Longitude: 94.547778° 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)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 751.157 ft 778.157 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
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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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