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Hydrograph River at a Glance Download
Vermilion River (N-IL) near Leonore Stage (ft)Flow (kcfs)Highest Observation: 6.63 ft at 4:30AM Aug 25, 2014Observed: 6.61 ft at 4:45AM Aug 25, 2014Observed: 6.61 ft at 5:00AM Aug 25, 2014Observed: 6.57 ft at 5:15AM Aug 25, 2014Observed: 6.58 ft at 5:30AM Aug 25, 2014Observed: 6.56 ft at 5:45AM Aug 25, 2014Observed: 6.56 ft at 6:00AM Aug 25, 2014Observed: 6.54 ft at 6:15AM Aug 25, 2014Observed: 6.54 ft at 6:30AM Aug 25, 2014Observed: 6.52 ft at 6:45AM Aug 25, 2014Observed: 6.47 ft at 7:00AM Aug 25, 2014Observed: 6.49 ft at 7:15AM Aug 25, 2014Observed: 6.48 ft at 7:30AM Aug 25, 2014Observed: 6.44 ft at 7:45AM Aug 25, 2014Observed: 6.46 ft at 8:00AM Aug 25, 2014Observed: 6.42 ft at 8:15AM Aug 25, 2014Observed: 6.42 ft at 8:30AM Aug 25, 2014Observed: 6.42 ft at 8:45AM Aug 25, 2014Observed: 6.42 ft at 9:00AM Aug 25, 2014Observed: 6.4 ft at 9:15AM Aug 25, 2014Observed: 6.37 ft at 9:30AM Aug 25, 2014Observed: 6.37 ft at 9:45AM Aug 25, 2014Observed: 6.34 ft at 10:00AM Aug 25, 2014Observed: 6.32 ft at 10:15AM Aug 25, 2014Observed: 6.3 ft at 10:30AM Aug 25, 2014Observed: 6.33 ft at 10:45AM Aug 25, 2014Observed: 6.29 ft at 11:00AM Aug 25, 2014Observed: 6.3 ft at 11:15AM Aug 25, 2014Observed: 6.31 ft at 11:30AM Aug 25, 2014Observed: 6.29 ft at 11:45AM Aug 25, 2014Observed: 6.27 ft at 12:00PM Aug 25, 2014Observed: 6.25 ft at 12:15PM Aug 25, 2014Observed: 6.25 ft at 12:30PM Aug 25, 2014Observed: 6.22 ft at 12:45PM Aug 25, 2014Observed: 6.21 ft at 1:00PM Aug 25, 2014Observed: 6.19 ft at 1:15PM Aug 25, 2014Observed: 6.19 ft at 1:30PM Aug 25, 2014Observed: 6.18 ft at 1:45PM Aug 25, 2014Observed: 6.16 ft at 2:00PM Aug 25, 2014Observed: 6.13 ft at 2:15PM Aug 25, 2014Observed: 6.14 ft at 2:30PM Aug 25, 2014Observed: 6.14 ft at 2:45PM Aug 25, 2014Observed: 6.11 ft at 3:00PM Aug 25, 2014Observed: 6.1 ft at 3:15PM Aug 25, 2014Observed: 6.09 ft at 3:30PM Aug 25, 2014Observed: 6.04 ft at 3:45PM Aug 25, 2014Observed: 6.05 ft at 4:00PM Aug 25, 2014Observed: 6.09 ft at 4:15PM Aug 25, 2014Observed: 6.07 ft at 4:30PM Aug 25, 2014Observed: 6.08 ft at 4:45PM Aug 25, 2014Observed: 6.01 ft at 5:00PM Aug 25, 2014Observed: 6.03 ft at 5:15PM Aug 25, 2014Observed: 6.05 ft at 5:30PM Aug 25, 2014Observed: 6.03 ft at 5:45PM Aug 25, 2014Observed: 5.97 ft at 6:00PM Aug 25, 2014Observed: 5.99 ft at 6:15PM Aug 25, 2014Observed: 6 ft at 6:30PM Aug 25, 2014Observed: 5.96 ft at 6:45PM Aug 25, 2014Observed: 5.94 ft at 7:00PM Aug 25, 2014Observed: 5.95 ft at 7:15PM Aug 25, 2014Observed: 5.95 ft at 7:30PM Aug 25, 2014Observed: 5.94 ft at 7:45PM Aug 25, 2014Observed: 5.93 ft at 8:00PM Aug 25, 2014Observed: 5.9 ft at 8:15PM Aug 25, 2014Observed: 5.9 ft at 8:30PM Aug 25, 2014Observed: 5.9 ft at 8:45PM Aug 25, 2014Observed: 5.88 ft at 9:00PM Aug 25, 2014Observed: 5.88 ft at 9:15PM Aug 25, 2014Observed: 5.88 ft at 9:30PM Aug 25, 2014Observed: 5.87 ft at 9:45PM Aug 25, 2014Observed: 5.87 ft at 10:00PM Aug 25, 2014Observed: 5.87 ft at 10:15PM Aug 25, 2014Observed: 5.84 ft at 10:30PM Aug 25, 2014Observed: 5.82 ft at 10:45PM Aug 25, 2014Observed: 5.81 ft at 11:00PM Aug 25, 2014Observed: 5.81 ft at 11:15PM Aug 25, 2014Observed: 5.81 ft at 11:30PM Aug 25, 2014Observed: 5.8 ft at 11:45PM Aug 25, 2014Observed: 5.79 ft at 12:00AM Aug 26, 2014Observed: 5.79 ft at 12:15AM Aug 26, 2014Observed: 5.79 ft at 12:30AM Aug 26, 2014Observed: 5.78 ft at 12:45AM Aug 26, 2014Observed: 5.79 ft at 1:00AM Aug 26, 2014Observed: 5.78 ft at 1:15AM Aug 26, 2014Observed: 5.77 ft at 1:30AM Aug 26, 2014Observed: 5.8 ft at 1:45AM Aug 26, 2014Observed: 5.79 ft at 2:00AM Aug 26, 2014Observed: 5.79 ft at 2:15AM Aug 26, 2014Observed: 5.81 ft at 2:30AM Aug 26, 2014Observed: 5.79 ft at 2:45AM Aug 26, 2014Observed: 5.8 ft at 3:00AM Aug 26, 2014Observed: 5.81 ft at 3:15AM Aug 26, 2014Observed: 5.84 ft at 3:30AM Aug 26, 2014Observed: 5.82 ft at 3:45AM Aug 26, 2014Observed: 5.81 ft at 4:00AM Aug 26, 2014Observed: 5.8 ft at 4:15AM Aug 26, 2014Observed: 5.81 ft at 4:30AM Aug 26, 2014Observed: 5.83 ft at 4:45AM Aug 26, 2014Observed: 5.83 ft at 5:00AM Aug 26, 2014Observed: 5.8 ft at 5:15AM Aug 26, 2014Observed: 5.82 ft at 5:30AM Aug 26, 2014Observed: 5.83 ft at 5:45AM Aug 26, 2014Observed: 5.82 ft at 6:00AM Aug 26, 2014Observed: 5.86 ft at 6:15AM Aug 26, 2014Observed: 5.82 ft at 6:30AM Aug 26, 2014Observed: 5.81 ft at 6:45AM Aug 26, 2014Observed: 5.85 ft at 7:00AM Aug 26, 2014Observed: 5.85 ft at 7:15AM Aug 26, 2014Observed: 5.87 ft at 7:30AM Aug 26, 2014Observed: 5.85 ft at 7:45AM Aug 26, 2014Observed: 5.89 ft at 8:00AM Aug 26, 2014Observed: 5.88 ft at 8:15AM Aug 26, 2014Observed: 5.92 ft at 8:30AM Aug 26, 2014Observed: 5.95 ft at 8:45AM Aug 26, 2014Observed: 5.95 ft at 9:00AM Aug 26, 2014Observed: 5.96 ft at 9:15AM Aug 26, 2014Observed: 5.99 ft at 9:30AM Aug 26, 2014Observed: 5.99 ft at 9:45AM Aug 26, 2014Observed: 6.02 ft at 10:00AM Aug 26, 2014Observed: 6.04 ft at 10:15AM Aug 26, 2014Observed: 6.08 ft at 10:30AM Aug 26, 2014Observed: 6.09 ft at 10:45AM Aug 26, 2014Observed: 6.14 ft at 11:00AM Aug 26, 2014Observed: 6.13 ft at 11:15AM Aug 26, 2014Observed: 6.16 ft at 11:30AM Aug 26, 2014Observed: 6.19 ft at 11:45AM Aug 26, 2014Observed: 6.21 ft at 12:00PM Aug 26, 2014Observed: 6.19 ft at 12:15PM Aug 26, 2014Observed: 6.25 ft at 12:30PM Aug 26, 2014Observed: 6.27 ft at 12:45PM Aug 26, 2014Observed: 6.3 ft at 1:00PM Aug 26, 2014Observed: 6.28 ft at 1:15PM Aug 26, 2014Observed: 6.32 ft at 1:30PM Aug 26, 2014Observed: 6.34 ft at 1:45PM Aug 26, 2014Observed: 6.35 ft at 2:00PM Aug 26, 2014Observed: 6.36 ft at 2:15PM Aug 26, 2014Observed: 6.38 ft at 2:30PM Aug 26, 2014Observed: 6.38 ft at 2:45PM Aug 26, 2014Observed: 6.39 ft at 3:00PM Aug 26, 2014Observed: 6.42 ft at 3:15PM Aug 26, 2014Observed: 6.41 ft at 3:30PM Aug 26, 2014Observed: 6.43 ft at 3:45PM Aug 26, 2014Observed: 6.43 ft at 4:00PM Aug 26, 2014Observed: 6.46 ft at 4:15PM Aug 26, 2014Observed: 6.46 ft at 4:30PM Aug 26, 2014Observed: 6.44 ft at 4:45PM Aug 26, 2014Observed: 6.46 ft at 5:00PM Aug 26, 2014Observed: 6.45 ft at 5:15PM Aug 26, 2014Observed: 6.51 ft at 5:30PM Aug 26, 2014Observed: 6.49 ft at 5:45PM Aug 26, 2014Observed: 6.49 ft at 6:00PM Aug 26, 2014Observed: 6.5 ft at 6:15PM Aug 26, 2014Observed: 6.47 ft at 6:30PM Aug 26, 2014Observed: 6.5 ft at 6:45PM Aug 26, 2014Observed: 6.45 ft at 7:00PM Aug 26, 2014Observed: 6.46 ft at 7:15PM Aug 26, 2014Observed: 6.47 ft at 7:30PM Aug 26, 2014Observed: 6.45 ft at 7:45PM Aug 26, 2014Observed: 6.48 ft at 8:00PM Aug 26, 2014Observed: 6.46 ft at 8:15PM Aug 26, 2014Observed: 6.44 ft at 8:30PM Aug 26, 2014Observed: 6.42 ft at 8:45PM Aug 26, 2014Observed: 6.45 ft at 9:00PM Aug 26, 2014Observed: 6.41 ft at 9:15PM Aug 26, 2014Observed: 6.42 ft at 9:30PM Aug 26, 2014Observed: 6.4 ft at 9:45PM Aug 26, 2014Observed: 6.38 ft at 10:00PM Aug 26, 2014Observed: 6.39 ft at 10:15PM Aug 26, 2014Observed: 6.35 ft at 10:30PM Aug 26, 2014Observed: 6.31 ft at 10:45PM Aug 26, 2014Observed: 6.33 ft at 11:00PM Aug 26, 2014Observed: 6.34 ft at 11:15PM Aug 26, 2014Observed: 6.31 ft at 11:30PM Aug 26, 2014Observed: 6.28 ft at 11:45PM Aug 26, 2014Observed: 6.28 ft at 12:00AM Aug 27, 2014Observed: 6.25 ft at 12:15AM Aug 27, 2014Observed: 6.25 ft at 12:30AM Aug 27, 2014Observed: 6.22 ft at 12:45AM Aug 27, 2014Observed: 6.21 ft at 1:00AM Aug 27, 2014Observed: 6.2 ft at 1:15AM Aug 27, 2014Observed: 6.2 ft at 1:30AM Aug 27, 2014Observed: 6.17 ft at 1:45AM Aug 27, 2014Observed: 6.15 ft at 2:00AM Aug 27, 2014Observed: 6.11 ft at 2:15AM Aug 27, 2014Observed: 6.1 ft at 2:30AM Aug 27, 2014Observed: 6.11 ft at 2:45AM Aug 27, 2014Observed: 6.08 ft at 3:00AM Aug 27, 2014Observed: 6.07 ft at 3:15AM Aug 27, 2014Observed: 6.06 ft at 3:30AM Aug 27, 2014Observed: 6.03 ft at 3:45AM Aug 27, 2014Observed: 6.06 ft at 4:00AM Aug 27, 2014Observed: 6.02 ft at 4:15AM Aug 27, 2014Observed: 6.02 ft at 4:30AM Aug 27, 2014Observed: 5.98 ft at 4:45AM Aug 27, 2014Observed: 5.98 ft at 5:00AM Aug 27, 2014Observed: 5.98 ft at 5:15AM Aug 27, 2014Observed: 5.98 ft at 5:30AM Aug 27, 2014Observed: 5.96 ft at 5:45AM Aug 27, 2014Observed: 5.94 ft at 6:00AM Aug 27, 2014Observed: 5.93 ft at 6:15AM Aug 27, 2014Observed: 5.91 ft at 6:30AM Aug 27, 2014Observed: 5.9 ft at 6:45AM Aug 27, 2014Observed: 5.92 ft at 7:00AM Aug 27, 2014Observed: 5.92 ft at 7:15AM Aug 27, 2014Observed: 5.87 ft at 7:30AM Aug 27, 2014Observed: 5.85 ft at 7:45AM Aug 27, 2014Observed: 5.85 ft at 8:00AM Aug 27, 2014Observed: 5.85 ft at 8:15AM Aug 27, 2014Observed: 5.83 ft at 8:30AM Aug 27, 2014Observed: 5.85 ft at 8:45AM Aug 27, 2014Observed: 5.8 ft at 9:00AM Aug 27, 2014Observed: 5.8 ft at 9:15AM Aug 27, 2014Observed: 5.81 ft at 9:30AM Aug 27, 2014Observed: 5.78 ft at 9:45AM Aug 27, 2014Observed: 5.78 ft at 10:00AM Aug 27, 2014Observed: 5.8 ft at 10:15AM Aug 27, 2014Observed: 5.74 ft at 10:30AM Aug 27, 2014Observed: 5.73 ft at 10:45AM Aug 27, 2014Observed: 5.76 ft at 11:00AM Aug 27, 2014Observed: 5.73 ft at 11:15AM Aug 27, 2014Observed: 5.74 ft at 11:30AM Aug 27, 2014Observed: 5.74 ft at 11:45AM Aug 27, 2014Observed: 5.73 ft at 12:00PM Aug 27, 2014Observed: 5.72 ft at 12:15PM Aug 27, 2014Observed: 5.71 ft at 12:30PM Aug 27, 2014Observed: 5.72 ft at 12:45PM Aug 27, 2014Observed: 5.68 ft at 1:00PM Aug 27, 2014Observed: 5.7 ft at 1:15PM Aug 27, 2014Observed: 5.69 ft at 1:30PM Aug 27, 2014Observed: 5.67 ft at 1:45PM Aug 27, 2014Observed: 5.66 ft at 2:00PM Aug 27, 2014Observed: 5.66 ft at 2:15PM Aug 27, 2014Observed: 5.67 ft at 2:30PM Aug 27, 2014Observed: 5.65 ft at 2:45PM Aug 27, 2014Observed: 5.66 ft at 3:00PM Aug 27, 2014Observed: 5.64 ft at 3:15PM Aug 27, 2014Observed: 5.64 ft at 3:30PM Aug 27, 2014Observed: 5.62 ft at 3:45PM Aug 27, 2014Observed: 5.62 ft at 4:00PM Aug 27, 2014Observed: 5.59 ft at 4:15PM Aug 27, 2014Observed: 5.56 ft at 4:30PM Aug 27, 2014Observed: 5.58 ft at 4:45PM Aug 27, 2014Observed: 5.59 ft at 5:00PM Aug 27, 2014Observed: 5.57 ft at 5:15PM Aug 27, 2014Observed: 5.57 ft at 5:30PM Aug 27, 2014Observed: 5.56 ft at 5:45PM Aug 27, 2014Observed: 5.55 ft at 6:00PM Aug 27, 2014Observed: 5.52 ft at 6:15PM Aug 27, 2014Observed: 5.52 ft at 6:30PM Aug 27, 2014Observed: 5.52 ft at 6:45PM Aug 27, 2014Observed: 5.5 ft at 7:00PM Aug 27, 2014Observed: 5.5 ft at 7:15PM Aug 27, 2014Observed: 5.5 ft at 7:30PM Aug 27, 2014Observed: 5.48 ft at 7:45PM Aug 27, 2014Observed: 5.48 ft at 8:00PM Aug 27, 2014Observed: 5.46 ft at 8:15PM Aug 27, 2014Observed: 5.47 ft at 8:30PM Aug 27, 2014Observed: 5.46 ft at 8:45PM Aug 27, 2014Observed: 5.45 ft at 9:00PM Aug 27, 2014Observed: 5.44 ft at 9:15PM Aug 27, 2014Observed: 5.42 ft at 9:30PM Aug 27, 2014Observed: 5.4 ft at 9:45PM Aug 27, 2014Observed: 5.41 ft at 10:00PM Aug 27, 2014Observed: 5.41 ft at 10:15PM Aug 27, 2014Observed: 5.38 ft at 10:30PM Aug 27, 2014Observed: 5.38 ft at 10:45PM Aug 27, 2014Observed: 5.38 ft at 11:00PM Aug 27, 2014Observed: 5.38 ft at 11:15PM Aug 27, 2014Observed: 5.37 ft at 11:30PM Aug 27, 2014Observed: 5.37 ft at 11:45PM Aug 27, 2014Observed: 5.36 ft at 12:00AM Aug 28, 2014Observed: 5.36 ft at 12:15AM Aug 28, 2014Observed: 5.33 ft at 12:30AM Aug 28, 2014Observed: 5.34 ft at 12:45AM Aug 28, 2014Observed: 5.33 ft at 1:00AM Aug 28, 2014Observed: 5.31 ft at 1:15AM Aug 28, 2014Observed: 5.31 ft at 1:30AM Aug 28, 2014Observed: 5.32 ft at 1:45AM Aug 28, 2014Observed: 5.29 ft at 2:00AM Aug 28, 2014Observed: 5.3 ft at 2:15AM Aug 28, 2014Observed: 5.3 ft at 2:30AM Aug 28, 2014Observed: 5.29 ft at 2:45AM Aug 28, 2014Observed: 5.28 ft at 3:00AM Aug 28, 2014Observed: 5.27 ft at 3:15AM Aug 28, 2014Observed: 5.26 ft at 3:30AM Aug 28, 2014Observed: 5.23 ft at 3:45AM Aug 28, 2014USGS--Water Resources of the United StatesLNRI2(plotting HGIRG) Graph Created (4:20AM Aug 28, 2014)ObservedLatest observed value: 5.23 ft at 3:45 AM CDT 28-Aug-2014. Flood Stage is 16 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
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 Vermilion River (N-IL) near Leonore are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Pontiac Upstream Gauge
Flood Categories (in feet)
Major Flood Stage:26
Moderate Flood Stage:21
Flood Stage:16
Action Stage:15.5

Historical Crests
(1) 30.25 ft on 04/18/2013
(2) 27.13 ft on 12/04/1982
(3) 25.22 ft on 01/09/2008
(4) 24.30 ft on 09/15/2008
(5) 23.47 ft on 05/16/2009
Show More Historical 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
If you notice any errors in the below information, please contact our Webmaster
21 Large areas of agricultural land near river are under water.
16 Water begins to flood low lying agricultural land near river.
Photos
(1) Looking upstream at low flow.
(2) Looking downstream at low flow.
About This Location Collapse

Latitude: 41.208333° N, Longitude: 88.930833° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 16 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 29 520.58 ft 536.58 ft 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:

Additional Information Collapse
How much forecast precipitation was used for the current river forecast?
USGS Streamflow Duration Hydrograph
How low could the river get?
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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
Chicago Weather Forecast Office
333 W. University Dr.
Romeoville, IL 60446
(815) 834-1435
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Page last modified: 5-Aug-2014 6:38 PM
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