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Hydrograph River at a Glance Download
Missouri River at Gasconade Stage (ft)Flow (kcfs)Highest Observation: 22.4 ft at 9:30AM Sep 15, 2014Observed: 21.8 ft at 7:30AM Sep 16, 2014Observed: 21.7 ft at 2:30PM Sep 16, 2014USGS--Water Resources of the United StatesGSCM7(plotting HGIRZ) Graph Created (4:35AM Sep 19, 2014)ObservedLatest observed value: 21.7 ft at 2:30 PM CDT 16-Sep-2014. Flood Stage is 22 ft
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Tabular Data (CDT)
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Datum: Not Available
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NOTE: We are looking for a volunteer to monitor this river gauge. If interested, contact the local NWS office.

Reliability of the Forecast: Unavailable due to missing or inaccurate readings

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

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Upstream Gauge - near Chamois Upstream Gauge Downstream Gauge Downstream Gauge - at Hermann
Flood Categories (in feet)
Major Flood Stage:37
Moderate Flood Stage:34
Flood Stage:22
Action Stage:20

Historical Crests
(1) 39.60 ft on 07/31/1993
(2) 38.60 ft on 10/06/1986
(3) 37.60 ft on 05/19/1995
(4) 36.40 ft on 04/24/1973
(5) 35.50 ft on 05/03/1983
(6) 35.40 ft on 06/01/2013
(7) 35.40 ft on 02/25/1985
(8) 35.30 ft on 05/18/1990
(9) 34.80 ft on 12/07/1982
(10) 34.60 ft on 09/15/2008
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(P): Preliminary values subject to further review.

Low Water Records
(1) 1.00 ft on 01/08/1947
(2) 1.00 ft on 12/26/1963
(3) 1.50 ft on 01/22/1957
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Zoom Level:14
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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
If you notice any errors in the below information, please contact our Webmaster
38 Homes and structures on the east side of Gasconade begin flooding along the Gasconade River.
36.7 The Tri-County Levee Section One along the left bank between Bluffton and McKittrick will overtop near this height.
36.5 Cropland south of Gasconade begins flooding near this height.
35.5 A house at the end of Oak Street in Gasconade begins flooding at the base of the concrete foundation.
34.79 The Corps of Engineers Gasconade Harbor Facility boatyard area begins to flood.
33 The Diermann levee about 4 miles upstream of Gasconade will overtop near this height.
32.5 Highway 100 between Morrison and State Route Z begins flooding near this level.
32 The east end of Oak Street in Gasconade begins flooding near this level.
24.5 Southern portions of Old Rock Road and Twisters Road south of Rhineland begin flooding near this height.
23.5 The southern end of School House Road south of Rhineland begins flooding near this height.
22.4 Gasconade Park boat ramp...BBQ grills...and parking area begins flooding near this height.
22 Minor flooding of cropland begins.
Photos
(1) Gasconade residence threatened on Septembe 17, 2008 at 33.1 ft.
(2) Oak Street in Gasconade on September 17, 2008 at 33.1 ft.
(3) Missouri Highway 100 eastbound at Highway Z near Morrison on September 17, 2008 at 33.1 ft.
(4) Minor flood of May 10, 2007 near the mouth of the Gasconade River with a stage near 28.6 ft.
(5) Minor flood of May 10, 2007 at confluence of Missouri and Gasconade Rivers near 28.6 feet.
(6) Lower sectional staff gage during minor flood of May 10, 2007 near 28.6 feet.
(7) Gasconade slope gage on July 21, 2011.
(8) Lower sectional staff gage at Gasconade, Missouri.
(9) Upper sectional staff gage at Gasconade, Missouri.
(10) View looking upstream
(11) View looking downstream
About This Location Collapse

Latitude: 38.674722° N, Longitude: 91.556111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 22 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 484.8 ft 506.8 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
St. Louis Weather Forecast Office
12 Missouri Research Park Drive
St. Charles, MO 63304
(636) 441-8467
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Page last modified: 27-Aug-2014 7:11 PM
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