Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Bookmark and Share Navigation Bar End Cap

  
  Notice: New features, functions, and enhancements to AHPS pages as of 8/11/2015. Click here for details

Hydrograph River at a Glance Download
Illinois River at Marseilles lock/dam Tailwater (ft)Flow (kcfs)Observed: 459.31 ft at 5:00AM Jan 31, 2016Observed: 459.3 ft at 5:30AM Jan 31, 2016Observed: 459.39 ft at 6:00AM Jan 31, 2016Observed: 459.61 ft at 6:30AM Jan 31, 2016Observed: 459.68 ft at 7:00AM Jan 31, 2016Observed: 459.65 ft at 7:30AM Jan 31, 2016Observed: 459.69 ft at 8:00AM Jan 31, 2016Observed: 459.57 ft at 8:30AM Jan 31, 2016Observed: 459.55 ft at 9:00AM Jan 31, 2016Observed: 459.55 ft at 9:30AM Jan 31, 2016Observed: 459.77 ft at 10:00AM Jan 31, 2016Observed: 459.71 ft at 10:30AM Jan 31, 2016Observed: 459.44 ft at 11:00AM Jan 31, 2016Observed: 459.43 ft at 11:30AM Jan 31, 2016Observed: 459.46 ft at 12:00PM Jan 31, 2016Observed: 459.53 ft at 12:30PM Jan 31, 2016Observed: 459.46 ft at 1:00PM Jan 31, 2016Observed: 459.45 ft at 1:30PM Jan 31, 2016Observed: 459.64 ft at 2:00PM Jan 31, 2016Observed: 459.65 ft at 2:30PM Jan 31, 2016Observed: 459.64 ft at 3:00PM Jan 31, 2016Observed: 459.63 ft at 3:30PM Jan 31, 2016Observed: 459.63 ft at 4:00PM Jan 31, 2016Observed: 459.87 ft at 4:30PM Jan 31, 2016Observed: 459.83 ft at 5:00PM Jan 31, 2016Observed: 459.84 ft at 5:30PM Jan 31, 2016Observed: 459.83 ft at 6:00PM Jan 31, 2016Observed: 459.79 ft at 6:30PM Jan 31, 2016Observed: 459.85 ft at 7:00PM Jan 31, 2016Observed: 459.66 ft at 7:30PM Jan 31, 2016Observed: 459.79 ft at 8:00PM Jan 31, 2016Observed: 459.6 ft at 8:30PM Jan 31, 2016Observed: 459.55 ft at 9:00PM Jan 31, 2016Observed: 459.74 ft at 9:30PM Jan 31, 2016Observed: 459.58 ft at 10:00PM Jan 31, 2016Observed: 459.52 ft at 10:30PM Jan 31, 2016Observed: 459.67 ft at 11:00PM Jan 31, 2016Observed: 459.53 ft at 11:30PM Jan 31, 2016Observed: 459.49 ft at 12:00AM Feb 01, 2016Observed: 459.51 ft at 12:30AM Feb 01, 2016Observed: 459.45 ft at 1:00AM Feb 01, 2016Observed: 459.43 ft at 1:30AM Feb 01, 2016Observed: 459.41 ft at 2:00AM Feb 01, 2016Observed: 459.61 ft at 2:30AM Feb 01, 2016Observed: 459.54 ft at 3:00AM Feb 01, 2016Observed: 459.52 ft at 3:30AM Feb 01, 2016Observed: 459.54 ft at 4:00AM Feb 01, 2016Observed: 459.53 ft at 4:30AM Feb 01, 2016Observed: 459.53 ft at 5:00AM Feb 01, 2016Observed: 459.65 ft at 5:30AM Feb 01, 2016Observed: 459.69 ft at 6:00AM Feb 01, 2016Observed: 459.69 ft at 6:30AM Feb 01, 2016Observed: 459.69 ft at 7:00AM Feb 01, 2016Observed: 459.82 ft at 7:30AM Feb 01, 2016Observed: 459.73 ft at 8:00AM Feb 01, 2016Observed: 459.88 ft at 8:30AM Feb 01, 2016Observed: 459.78 ft at 9:00AM Feb 01, 2016Observed: 459.82 ft at 9:30AM Feb 01, 2016Observed: 459.85 ft at 10:00AM Feb 01, 2016Observed: 460.1 ft at 10:30AM Feb 01, 2016Observed: 460.01 ft at 11:00AM Feb 01, 2016Observed: 460 ft at 11:30AM Feb 01, 2016Observed: 460.15 ft at 12:00PM Feb 01, 2016Observed: 460.16 ft at 12:30PM Feb 01, 2016Observed: 459.97 ft at 1:00PM Feb 01, 2016Observed: 459.85 ft at 1:30PM Feb 01, 2016Observed: 459.81 ft at 2:00PM Feb 01, 2016Observed: 459.88 ft at 2:30PM Feb 01, 2016Observed: 459.69 ft at 3:00PM Feb 01, 2016Observed: 459.63 ft at 3:30PM Feb 01, 2016Observed: 459.62 ft at 4:00PM Feb 01, 2016Observed: 459.85 ft at 4:30PM Feb 01, 2016Observed: 459.8 ft at 5:00PM Feb 01, 2016Observed: 459.73 ft at 5:30PM Feb 01, 2016Observed: 459.65 ft at 6:00PM Feb 01, 2016Observed: 459.61 ft at 6:30PM Feb 01, 2016Observed: 459.56 ft at 7:00PM Feb 01, 2016Observed: 459.54 ft at 7:30PM Feb 01, 2016Observed: 459.53 ft at 8:00PM Feb 01, 2016Observed: 459.53 ft at 8:30PM Feb 01, 2016Observed: 459.53 ft at 9:00PM Feb 01, 2016Observed: 459.53 ft at 9:30PM Feb 01, 2016Observed: 459.54 ft at 10:00PM Feb 01, 2016Observed: 459.55 ft at 10:30PM Feb 01, 2016Observed: 459.56 ft at 11:00PM Feb 01, 2016Observed: 459.58 ft at 11:30PM Feb 01, 2016Observed: 459.59 ft at 12:00AM Feb 02, 2016Observed: 459.75 ft at 12:30AM Feb 02, 2016Observed: 459.74 ft at 1:00AM Feb 02, 2016Observed: 459.73 ft at 1:30AM Feb 02, 2016Observed: 459.72 ft at 2:00AM Feb 02, 2016Observed: 459.89 ft at 2:30AM Feb 02, 2016Observed: 459.85 ft at 3:00AM Feb 02, 2016Observed: 459.79 ft at 3:30AM Feb 02, 2016Observed: 459.67 ft at 4:00AM Feb 02, 2016Observed: 459.64 ft at 4:30AM Feb 02, 2016Observed: 459.82 ft at 5:00AM Feb 02, 2016Observed: 459.78 ft at 5:30AM Feb 02, 2016Observed: 459.73 ft at 6:00AM Feb 02, 2016Observed: 459.69 ft at 6:30AM Feb 02, 2016Observed: 459.66 ft at 7:00AM Feb 02, 2016Observed: 459.63 ft at 7:30AM Feb 02, 2016Observed: 459.6 ft at 8:00AM Feb 02, 2016Observed: 459.57 ft at 8:30AM Feb 02, 2016Observed: 459.55 ft at 9:00AM Feb 02, 2016Observed: 459.54 ft at 9:30AM Feb 02, 2016Observed: 459.54 ft at 10:00AM Feb 02, 2016Observed: 459.55 ft at 10:30AM Feb 02, 2016Observed: 459.56 ft at 11:00AM Feb 02, 2016Observed: 459.55 ft at 11:30AM Feb 02, 2016Observed: 459.54 ft at 12:00PM Feb 02, 2016Observed: 459.56 ft at 12:30PM Feb 02, 2016Observed: 459.7 ft at 1:00PM Feb 02, 2016Observed: 459.9 ft at 1:30PM Feb 02, 2016Observed: 459.89 ft at 2:00PM Feb 02, 2016Observed: 459.98 ft at 2:30PM Feb 02, 2016Observed: 460.01 ft at 3:00PM Feb 02, 2016Observed: 460.03 ft at 3:30PM Feb 02, 2016Observed: 460.19 ft at 4:00PM Feb 02, 2016Observed: 460.18 ft at 4:30PM Feb 02, 2016Observed: 460.16 ft at 5:00PM Feb 02, 2016Observed: 460.15 ft at 5:30PM Feb 02, 2016Observed: 460.17 ft at 6:00PM Feb 02, 2016Observed: 460.2 ft at 6:30PM Feb 02, 2016Observed: 460.38 ft at 7:00PM Feb 02, 2016Observed: 460.32 ft at 7:30PM Feb 02, 2016Observed: 460.33 ft at 8:00PM Feb 02, 2016Observed: 460.58 ft at 8:30PM Feb 02, 2016Observed: 460.57 ft at 9:00PM Feb 02, 2016Observed: 460.61 ft at 9:30PM Feb 02, 2016Observed: 460.81 ft at 10:00PM Feb 02, 2016Observed: 460.74 ft at 10:30PM Feb 02, 2016Observed: 460.69 ft at 11:00PM Feb 02, 2016Observed: 460.63 ft at 11:30PM Feb 02, 2016Observed: 460.58 ft at 12:00AM Feb 03, 2016Observed: 460.57 ft at 12:30AM Feb 03, 2016Observed: 460.56 ft at 1:00AM Feb 03, 2016Observed: 460.61 ft at 1:30AM Feb 03, 2016Observed: 460.66 ft at 2:00AM Feb 03, 2016Observed: 460.7 ft at 2:30AM Feb 03, 2016Observed: 460.73 ft at 3:00AM Feb 03, 2016Observed: 460.77 ft at 3:30AM Feb 03, 2016Observed: 460.79 ft at 4:00AM Feb 03, 2016Observed: 460.83 ft at 4:30AM Feb 03, 2016Observed: 460.87 ft at 5:00AM Feb 03, 2016Observed: 460.89 ft at 5:30AM Feb 03, 2016Observed: 460.9 ft at 6:00AM Feb 03, 2016Observed: 460.91 ft at 6:30AM Feb 03, 2016Observed: 460.99 ft at 7:00AM Feb 03, 2016Observed: 461.11 ft at 7:30AM Feb 03, 2016Observed: 461.39 ft at 8:00AM Feb 03, 2016Observed: 461.37 ft at 8:30AM Feb 03, 2016Observed: 461.61 ft at 9:00AM Feb 03, 2016Observed: 461.59 ft at 9:30AM Feb 03, 2016Observed: 461.58 ft at 10:00AM Feb 03, 2016Observed: 461.57 ft at 10:30AM Feb 03, 2016Observed: 461.7 ft at 11:00AM Feb 03, 2016Observed: 461.78 ft at 11:30AM Feb 03, 2016Observed: 461.9 ft at 12:00PM Feb 03, 2016Observed: 462.03 ft at 12:30PM Feb 03, 2016Observed: 462.23 ft at 1:00PM Feb 03, 2016Observed: 462.22 ft at 1:30PM Feb 03, 2016Observed: 462.21 ft at 2:00PM Feb 03, 2016Observed: 462.21 ft at 2:30PM Feb 03, 2016Observed: 462.29 ft at 3:00PM Feb 03, 2016Observed: 462.29 ft at 3:30PM Feb 03, 2016Observed: 462.25 ft at 4:00PM Feb 03, 2016Observed: 462.24 ft at 4:30PM Feb 03, 2016Observed: 462.25 ft at 5:00PM Feb 03, 2016Observed: 462.53 ft at 5:30PM Feb 03, 2016Observed: 462.51 ft at 6:00PM Feb 03, 2016Observed: 462.5 ft at 6:30PM Feb 03, 2016Observed: 462.47 ft at 7:00PM Feb 03, 2016Observed: 462.46 ft at 7:30PM Feb 03, 2016Observed: 462.45 ft at 8:00PM Feb 03, 2016Observed: 462.44 ft at 8:30PM Feb 03, 2016Observed: 462.43 ft at 9:00PM Feb 03, 2016Observed: 462.42 ft at 9:30PM Feb 03, 2016Observed: 462.42 ft at 10:00PM Feb 03, 2016Observed: 462.41 ft at 10:30PM Feb 03, 2016Observed: 462.42 ft at 11:00PM Feb 03, 2016Observed: 462.43 ft at 11:30PM Feb 03, 2016Observed: 462.44 ft at 12:00AM Feb 04, 2016Observed: 462.45 ft at 12:30AM Feb 04, 2016Observed: 462.46 ft at 1:00AM Feb 04, 2016Observed: 462.47 ft at 1:30AM Feb 04, 2016Observed: 462.47 ft at 2:00AM Feb 04, 2016Observed: 462.48 ft at 2:30AM Feb 04, 2016Observed: 462.48 ft at 3:00AM Feb 04, 2016Observed: 462.49 ft at 3:30AM Feb 04, 2016Observed: 462.49 ft at 4:00AM Feb 04, 2016Observed: 462.5 ft at 4:30AM Feb 04, 2016Observed: 462.5 ft at 5:00AM Feb 04, 2016Observed: 462.51 ft at 5:30AM Feb 04, 2016Observed: 462.51 ft at 6:00AM Feb 04, 2016Observed: 462.51 ft at 6:30AM Feb 04, 2016Observed: 462.51 ft at 7:00AM Feb 04, 2016Highest Observation: 462.62 ft at 7:30AM Feb 04, 2016Observed: 462.58 ft at 8:00AM Feb 04, 2016Observed: 462.55 ft at 8:30AM Feb 04, 2016Observed: 462.45 ft at 9:00AM Feb 04, 2016Observed: 462.38 ft at 9:30AM Feb 04, 2016Observed: 462.38 ft at 10:00AM Feb 04, 2016Observed: 462.36 ft at 10:30AM Feb 04, 2016Observed: 462.39 ft at 11:00AM Feb 04, 2016Observed: 462.03 ft at 11:30AM Feb 04, 2016Observed: 461.9 ft at 12:00PM Feb 04, 2016Observed: 461.81 ft at 12:30PM Feb 04, 2016Observed: 461.73 ft at 1:00PM Feb 04, 2016Observed: 461.7 ft at 1:30PM Feb 04, 2016Observed: 461.73 ft at 2:00PM Feb 04, 2016Observed: 461.71 ft at 2:30PM Feb 04, 2016Observed: 461.69 ft at 3:00PM Feb 04, 2016Observed: 461.68 ft at 3:30PM Feb 04, 2016Observed: 461.66 ft at 4:00PM Feb 04, 2016Observed: 461.77 ft at 4:30PM Feb 04, 2016Observed: 461.56 ft at 5:00PM Feb 04, 2016Observed: 461.63 ft at 5:30PM Feb 04, 2016Observed: 461.77 ft at 6:00PM Feb 04, 2016Observed: 461.67 ft at 6:30PM Feb 04, 2016Observed: 461.76 ft at 7:00PM Feb 04, 2016Observed: 461.99 ft at 7:30PM Feb 04, 2016Observed: 461.84 ft at 8:00PM Feb 04, 2016Observed: 461.8 ft at 8:30PM Feb 04, 2016Observed: 461.8 ft at 9:00PM Feb 04, 2016Observed: 462.01 ft at 9:30PM Feb 04, 2016Observed: 461.88 ft at 10:00PM Feb 04, 2016Observed: 461.88 ft at 10:30PM Feb 04, 2016Observed: 461.83 ft at 11:00PM Feb 04, 2016Observed: 461.75 ft at 11:30PM Feb 04, 2016Observed: 461.72 ft at 12:00AM Feb 05, 2016Observed: 461.93 ft at 12:30AM Feb 05, 2016Observed: 461.9 ft at 1:00AM Feb 05, 2016Observed: 461.88 ft at 1:30AM Feb 05, 2016Observed: 461.99 ft at 2:00AM Feb 05, 2016Observed: 461.75 ft at 2:30AM Feb 05, 2016Observed: 461.75 ft at 3:00AM Feb 05, 2016Observed: 461.98 ft at 3:30AM Feb 05, 2016Observed: 461.97 ft at 4:00AM Feb 05, 2016Observed: 461.94 ft at 4:30AM Feb 05, 2016Observed: 461.73 ft at 5:00AM Feb 05, 2016Observed: 461.72 ft at 5:30AM Feb 05, 2016Observed: 461.72 ft at 6:00AM Feb 05, 2016Observed: 461.71 ft at 6:30AM Feb 05, 2016Observed: 461.69 ft at 7:00AM Feb 05, 2016Observed: 461.62 ft at 7:30AM Feb 05, 2016Observed: 461.59 ft at 8:00AM Feb 05, 2016Observed: 461.56 ft at 8:30AM Feb 05, 2016Observed: 461.76 ft at 9:00AM Feb 05, 2016Observed: 461.59 ft at 9:30AM Feb 05, 2016Observed: 461.56 ft at 10:00AM Feb 05, 2016Observed: 461.54 ft at 10:30AM Feb 05, 2016Observed: 461.54 ft at 11:00AM Feb 05, 2016Observed: 461.71 ft at 11:30AM Feb 05, 2016Observed: 461.58 ft at 12:00PM Feb 05, 2016Observed: 461.54 ft at 12:30PM Feb 05, 2016Observed: 461.54 ft at 1:00PM Feb 05, 2016Observed: 461.52 ft at 1:30PM Feb 05, 2016Observed: 461.51 ft at 2:00PM Feb 05, 2016Observed: 461.71 ft at 2:30PM Feb 05, 2016Observed: 461.59 ft at 3:00PM Feb 05, 2016Observed: 461.51 ft at 3:30PM Feb 05, 2016Observed: 461.66 ft at 4:00PM Feb 05, 2016Observed: 461.64 ft at 4:30PM Feb 05, 2016Observed: 461.49 ft at 5:00PM Feb 05, 2016Observed: 461.47 ft at 5:30PM Feb 05, 2016Observed: 461.7 ft at 6:00PM Feb 05, 2016Observed: 461.47 ft at 6:30PM Feb 05, 2016Observed: 461.45 ft at 7:00PM Feb 05, 2016Observed: 461.45 ft at 7:30PM Feb 05, 2016Observed: 461.66 ft at 8:00PM Feb 05, 2016Observed: 461.64 ft at 8:30PM Feb 05, 2016Observed: 461.5 ft at 9:00PM Feb 05, 2016Observed: 461.49 ft at 9:30PM Feb 05, 2016Observed: 461.5 ft at 10:00PM Feb 05, 2016Observed: 461.72 ft at 10:30PM Feb 05, 2016Observed: 461.61 ft at 11:00PM Feb 05, 2016Observed: 461.78 ft at 11:30PM Feb 05, 2016Observed: 461.63 ft at 12:00AM Feb 06, 2016Observed: 461.56 ft at 12:30AM Feb 06, 2016Observed: 461.53 ft at 1:00AM Feb 06, 2016Observed: 461.45 ft at 1:30AM Feb 06, 2016Observed: 461.39 ft at 2:00AM Feb 06, 2016Observed: 461.29 ft at 2:30AM Feb 06, 2016Observed: 461.42 ft at 3:00AM Feb 06, 2016Observed: 461.18 ft at 3:30AM Feb 06, 2016Observed: 461.16 ft at 4:00AM Feb 06, 2016Observed: 461.37 ft at 4:30AM Feb 06, 2016Observed: 461.27 ft at 5:00AM Feb 06, 2016Observed: 461.22 ft at 5:30AM Feb 06, 2016Observed: 461.22 ft at 6:00AM Feb 06, 2016Observed: 461.23 ft at 6:30AM Feb 06, 2016Observed: 461.23 ft at 7:00AM Feb 06, 2016Observed: 461.23 ft at 7:30AM Feb 06, 2016Observed: 461.23 ft at 8:00AM Feb 06, 2016Observed: 461.23 ft at 8:30AM Feb 06, 2016Observed: 461.22 ft at 9:00AM Feb 06, 2016Observed: 461.39 ft at 9:30AM Feb 06, 2016Observed: 461.23 ft at 10:00AM Feb 06, 2016Observed: 461.21 ft at 10:30AM Feb 06, 2016Observed: 461.19 ft at 11:00AM Feb 06, 2016Observed: 461.19 ft at 11:30AM Feb 06, 2016Observed: 461.13 ft at 12:00PM Feb 06, 2016Observed: 461.08 ft at 12:30PM Feb 06, 2016Observed: 461.27 ft at 1:00PM Feb 06, 2016Observed: 461.22 ft at 1:30PM Feb 06, 2016Observed: 461.2 ft at 2:00PM Feb 06, 2016Observed: 461.18 ft at 2:30PM Feb 06, 2016Observed: 461.3 ft at 3:00PM Feb 06, 2016Observed: 461.06 ft at 3:30PM Feb 06, 2016Observed: 461 ft at 4:00PM Feb 06, 2016Observed: 461 ft at 4:30PM Feb 06, 2016Observed: 461 ft at 5:00PM Feb 06, 2016Observed: 461 ft at 5:30PM Feb 06, 2016Observed: 461.01 ft at 6:00PM Feb 06, 2016Observed: 461 ft at 6:30PM Feb 06, 2016Observed: 461 ft at 7:00PM Feb 06, 2016Observed: 460.99 ft at 7:30PM Feb 06, 2016Observed: 460.98 ft at 8:00PM Feb 06, 2016Observed: 460.99 ft at 8:30PM Feb 06, 2016Observed: 460.93 ft at 9:00PM Feb 06, 2016Observed: 461.09 ft at 9:30PM Feb 06, 2016Observed: 460.9 ft at 10:00PM Feb 06, 2016Observed: 460.89 ft at 10:30PM Feb 06, 2016Observed: 461.05 ft at 11:00PM Feb 06, 2016Observed: 460.9 ft at 11:30PM Feb 06, 2016Observed: 460.88 ft at 12:00AM Feb 07, 2016Observed: 460.88 ft at 12:30AM Feb 07, 2016Observed: 460.87 ft at 1:00AM Feb 07, 2016Observed: 460.86 ft at 1:30AM Feb 07, 2016Observed: 460.85 ft at 2:00AM Feb 07, 2016Observed: 460.78 ft at 2:30AM Feb 07, 2016Observed: 460.74 ft at 3:00AM Feb 07, 2016Observed: 460.72 ft at 3:30AM Feb 07, 2016Highest Forecast: 460.9 ft 6:00AM Feb 07, 2016Forecast: 460.8 ft 12:00PM Feb 07, 2016Forecast: 460.8 ft 6:00PM Feb 07, 2016Forecast: 460.7 ft 12:00AM Feb 08, 2016Forecast: 460.7 ft 6:00AM Feb 08, 2016Forecast: 460.5 ft 12:00PM Feb 08, 2016Forecast: 460.5 ft 6:00PM Feb 08, 2016Forecast: 460.4 ft 12:00AM Feb 09, 2016Forecast: 460.3 ft 6:00AM Feb 09, 2016Forecast: 460.2 ft 12:00PM Feb 09, 2016Forecast: 460.2 ft 6:00PM Feb 09, 2016Forecast: 460.1 ft 12:00AM Feb 10, 2016Forecast: 460.1 ft 6:00AM Feb 10, 2016Forecast: 460.1 ft 12:00PM Feb 10, 2016Forecast: 460.1 ft 6:00PM Feb 10, 2016Forecast: 460.1 ft 12:00AM Feb 11, 2016Forecast: 460.1 ft 6:00AM Feb 11, 2016Forecast: 460 ft 12:00PM Feb 11, 2016Forecast: 460 ft 6:00PM Feb 11, 2016Forecast: 460 ft 12:00AM Feb 12, 2016Forecast: 460 ft 6:00AM Feb 12, 2016Forecast: 460 ft 12:00PM Feb 12, 2016Forecast: 460 ft 6:00PM Feb 12, 2016Forecast: 459.9 ft 12:00AM Feb 13, 2016Forecast: 459.9 ft 6:00AM Feb 13, 2016MMOI2(plotting HTIRG) Graph Created (4:36AM Feb 7, 2016)ObservedForecast (issued 10:30AM Feb 6)Latest observed value: 460.72 ft at 3:30 AM CST 7-Feb-2016.
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CST)
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 48 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Illinois River at Marseilles lock/dam are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Morris Upstream Gauge Downstream Gauge Downstream Gauge - at Ottawa
Flood Categories (in feet)
Not Available

Historic Crests
Currently none available.

Recent Crests
Currently none available.

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.
About This Location Collapse

Latitude: 41.325000° N, Longitude: 88.706944° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 0 ft 485.6 ft  

Current/Historical Observations:

Additional Information Collapse
How much forecast precipitation was used for the current river forecast?
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
Ask Questions/Webmaster
Page last modified: 13-Aug-2015 1:56 AM
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities