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 Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
     Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 
Hydrograph River at a Glance Download
Illinois River at Morris Stage (ft)Flow (kcfs)Highest Observation: 11.63 ft at 12:15AM May 11, 2021Observed: 11.62 ft at 12:30AM May 11, 2021Observed: 11.61 ft at 12:45AM May 11, 2021Observed: 11.6 ft at 1:00AM May 11, 2021Observed: 11.59 ft at 1:15AM May 11, 2021Observed: 11.58 ft at 1:30AM May 11, 2021Observed: 11.57 ft at 1:45AM May 11, 2021Observed: 11.56 ft at 2:00AM May 11, 2021Observed: 11.55 ft at 2:15AM May 11, 2021Observed: 11.54 ft at 2:30AM May 11, 2021Observed: 11.53 ft at 2:45AM May 11, 2021Observed: 11.52 ft at 3:00AM May 11, 2021Observed: 11.5 ft at 3:15AM May 11, 2021Observed: 11.5 ft at 3:30AM May 11, 2021Observed: 11.5 ft at 3:45AM May 11, 2021Observed: 11.49 ft at 4:00AM May 11, 2021Observed: 11.5 ft at 4:15AM May 11, 2021Observed: 11.49 ft at 4:30AM May 11, 2021Observed: 11.46 ft at 4:45AM May 11, 2021Observed: 11.45 ft at 5:00AM May 11, 2021Observed: 11.44 ft at 5:15AM May 11, 2021Observed: 11.43 ft at 5:30AM May 11, 2021Observed: 11.43 ft at 5:45AM May 11, 2021Observed: 11.43 ft at 6:00AM May 11, 2021Observed: 11.42 ft at 6:15AM May 11, 2021Observed: 11.41 ft at 6:30AM May 11, 2021Observed: 11.41 ft at 6:45AM May 11, 2021Observed: 11.4 ft at 7:00AM May 11, 2021Observed: 11.39 ft at 7:15AM May 11, 2021Observed: 11.38 ft at 7:30AM May 11, 2021Observed: 11.37 ft at 7:45AM May 11, 2021Observed: 11.37 ft at 8:00AM May 11, 2021Observed: 11.35 ft at 8:15AM May 11, 2021Observed: 11.34 ft at 8:30AM May 11, 2021Observed: 11.33 ft at 8:45AM May 11, 2021Observed: 11.32 ft at 9:00AM May 11, 2021Observed: 11.32 ft at 9:15AM May 11, 2021Observed: 11.31 ft at 9:30AM May 11, 2021Observed: 11.3 ft at 9:45AM May 11, 2021Observed: 11.29 ft at 10:00AM May 11, 2021Observed: 11.29 ft at 10:15AM May 11, 2021Observed: 11.28 ft at 10:30AM May 11, 2021Observed: 11.27 ft at 10:45AM May 11, 2021Observed: 11.2 ft at 11:00AM May 11, 2021Observed: 11.2 ft at 11:15AM May 11, 2021Observed: 11.19 ft at 11:30AM May 11, 2021Observed: 11.17 ft at 11:45AM May 11, 2021Observed: 11.16 ft at 12:00PM May 11, 2021Observed: 11.13 ft at 12:15PM May 11, 2021Observed: 11.11 ft at 12:30PM May 11, 2021Observed: 11.09 ft at 12:45PM May 11, 2021Observed: 11.08 ft at 1:00PM May 11, 2021Observed: 11.06 ft at 1:15PM May 11, 2021Observed: 11.03 ft at 1:30PM May 11, 2021Observed: 11 ft at 1:45PM May 11, 2021Observed: 10.92 ft at 2:00PM May 11, 2021Observed: 10.9 ft at 2:15PM May 11, 2021Observed: 10.87 ft at 2:30PM May 11, 2021Observed: 10.8 ft at 2:45PM May 11, 2021Observed: 10.81 ft at 3:00PM May 11, 2021Observed: 10.77 ft at 3:15PM May 11, 2021Observed: 10.73 ft at 3:30PM May 11, 2021Observed: 10.7 ft at 3:45PM May 11, 2021Observed: 10.67 ft at 4:00PM May 11, 2021Observed: 10.64 ft at 4:15PM May 11, 2021Observed: 10.6 ft at 4:30PM May 11, 2021Observed: 10.57 ft at 4:45PM May 11, 2021Observed: 10.54 ft at 5:00PM May 11, 2021Observed: 10.52 ft at 5:15PM May 11, 2021Observed: 10.49 ft at 5:30PM May 11, 2021Observed: 10.46 ft at 5:45PM May 11, 2021Observed: 10.44 ft at 6:00PM May 11, 2021Observed: 10.41 ft at 6:15PM May 11, 2021Observed: 10.39 ft at 6:30PM May 11, 2021Observed: 10.37 ft at 6:45PM May 11, 2021Observed: 10.35 ft at 7:00PM May 11, 2021Observed: 10.33 ft at 7:15PM May 11, 2021Observed: 10.32 ft at 7:30PM May 11, 2021Observed: 10.31 ft at 7:45PM May 11, 2021Observed: 10.29 ft at 8:00PM May 11, 2021Observed: 10.28 ft at 8:15PM May 11, 2021Observed: 10.27 ft at 8:30PM May 11, 2021Observed: 10.26 ft at 8:45PM May 11, 2021Observed: 10.24 ft at 9:00PM May 11, 2021Observed: 10.22 ft at 9:15PM May 11, 2021Observed: 10.21 ft at 9:30PM May 11, 2021Observed: 10.22 ft at 9:45PM May 11, 2021Observed: 10.2 ft at 10:00PM May 11, 2021Observed: 10.18 ft at 10:15PM May 11, 2021Observed: 10.16 ft at 10:30PM May 11, 2021Observed: 10.15 ft at 10:45PM May 11, 2021Observed: 10.13 ft at 11:00PM May 11, 2021Observed: 10.12 ft at 11:15PM May 11, 2021Observed: 10.11 ft at 11:30PM May 11, 2021Observed: 10.09 ft at 11:45PM May 11, 2021Observed: 10.1 ft at 12:00AM May 12, 2021Observed: 10.08 ft at 12:15AM May 12, 2021Observed: 10.06 ft at 12:30AM May 12, 2021Observed: 10.07 ft at 12:45AM May 12, 2021Observed: 10.06 ft at 1:00AM May 12, 2021Observed: 10.05 ft at 1:15AM May 12, 2021Observed: 10.03 ft at 1:30AM May 12, 2021Observed: 10.04 ft at 1:45AM May 12, 2021Observed: 10.03 ft at 2:00AM May 12, 2021Observed: 10.02 ft at 2:15AM May 12, 2021Observed: 10.01 ft at 2:30AM May 12, 2021Observed: 10 ft at 2:45AM May 12, 2021Observed: 9.98 ft at 3:00AM May 12, 2021Observed: 9.98 ft at 3:15AM May 12, 2021Observed: 9.97 ft at 3:30AM May 12, 2021Observed: 9.96 ft at 3:45AM May 12, 2021Observed: 9.95 ft at 4:00AM May 12, 2021Observed: 9.94 ft at 4:15AM May 12, 2021Observed: 9.94 ft at 4:30AM May 12, 2021Observed: 9.93 ft at 4:45AM May 12, 2021Observed: 9.92 ft at 5:00AM May 12, 2021Observed: 9.91 ft at 5:15AM May 12, 2021Observed: 9.91 ft at 5:30AM May 12, 2021Observed: 9.9 ft at 5:45AM May 12, 2021Observed: 9.89 ft at 6:00AM May 12, 2021Observed: 9.88 ft at 6:15AM May 12, 2021Observed: 9.87 ft at 6:30AM May 12, 2021Observed: 9.87 ft at 6:45AM May 12, 2021Observed: 9.87 ft at 7:00AM May 12, 2021Observed: 9.87 ft at 7:15AM May 12, 2021Observed: 9.87 ft at 7:30AM May 12, 2021Observed: 9.86 ft at 7:45AM May 12, 2021Observed: 9.85 ft at 8:00AM May 12, 2021Observed: 9.85 ft at 8:15AM May 12, 2021Observed: 9.84 ft at 8:30AM May 12, 2021Observed: 9.84 ft at 8:45AM May 12, 2021Observed: 9.83 ft at 9:00AM May 12, 2021Observed: 9.84 ft at 9:15AM May 12, 2021Observed: 9.83 ft at 9:30AM May 12, 2021Observed: 9.81 ft at 9:45AM May 12, 2021Observed: 9.82 ft at 10:00AM May 12, 2021Observed: 9.81 ft at 10:15AM May 12, 2021Observed: 9.81 ft at 10:30AM May 12, 2021Observed: 9.81 ft at 10:45AM May 12, 2021Observed: 9.8 ft at 11:00AM May 12, 2021Observed: 9.81 ft at 11:15AM May 12, 2021Observed: 9.82 ft at 11:30AM May 12, 2021Observed: 9.82 ft at 11:45AM May 12, 2021Observed: 9.84 ft at 12:00PM May 12, 2021Observed: 9.88 ft at 12:15PM May 12, 2021Observed: 9.89 ft at 12:30PM May 12, 2021Observed: 9.88 ft at 12:45PM May 12, 2021Observed: 9.89 ft at 1:00PM May 12, 2021Observed: 9.8 ft at 1:15PM May 12, 2021Observed: 9.89 ft at 1:30PM May 12, 2021Observed: 9.88 ft at 1:45PM May 12, 2021Observed: 9.88 ft at 2:00PM May 12, 2021Observed: 9.87 ft at 2:15PM May 12, 2021Observed: 9.88 ft at 2:30PM May 12, 2021Observed: 9.89 ft at 2:45PM May 12, 2021Observed: 9.87 ft at 3:00PM May 12, 2021Observed: 9.86 ft at 3:15PM May 12, 2021Observed: 9.86 ft at 3:30PM May 12, 2021Observed: 9.85 ft at 3:45PM May 12, 2021Observed: 9.83 ft at 4:00PM May 12, 2021Observed: 9.81 ft at 4:15PM May 12, 2021Observed: 9.8 ft at 4:30PM May 12, 2021Observed: 9.79 ft at 4:45PM May 12, 2021Observed: 9.79 ft at 5:00PM May 12, 2021Observed: 9.78 ft at 5:15PM May 12, 2021Observed: 9.77 ft at 5:30PM May 12, 2021Observed: 9.76 ft at 5:45PM May 12, 2021Observed: 9.75 ft at 6:00PM May 12, 2021Observed: 9.74 ft at 6:15PM May 12, 2021Observed: 9.73 ft at 6:30PM May 12, 2021Observed: 9.72 ft at 6:45PM May 12, 2021Observed: 9.71 ft at 7:00PM May 12, 2021Observed: 9.7 ft at 7:15PM May 12, 2021Observed: 9.7 ft at 7:30PM May 12, 2021Observed: 9.69 ft at 7:45PM May 12, 2021Observed: 9.68 ft at 8:00PM May 12, 2021Observed: 9.67 ft at 8:15PM May 12, 2021Observed: 9.67 ft at 8:30PM May 12, 2021Observed: 9.66 ft at 8:45PM May 12, 2021Observed: 9.65 ft at 9:00PM May 12, 2021Observed: 9.65 ft at 9:15PM May 12, 2021Observed: 9.64 ft at 9:30PM May 12, 2021Observed: 9.64 ft at 9:45PM May 12, 2021Observed: 9.65 ft at 10:00PM May 12, 2021Observed: 9.65 ft at 10:15PM May 12, 2021Observed: 9.64 ft at 10:30PM May 12, 2021Observed: 9.63 ft at 10:45PM May 12, 2021Observed: 9.65 ft at 11:00PM May 12, 2021Observed: 9.65 ft at 11:15PM May 12, 2021Observed: 9.65 ft at 11:30PM May 12, 2021Observed: 9.57 ft at 11:45PM May 12, 2021Observed: 9.56 ft at 12:00AM May 13, 2021Observed: 9.58 ft at 12:15AM May 13, 2021Observed: 9.59 ft at 12:30AM May 13, 2021Observed: 9.58 ft at 12:45AM May 13, 2021Observed: 9.57 ft at 1:00AM May 13, 2021Observed: 9.57 ft at 1:15AM May 13, 2021Observed: 9.58 ft at 1:30AM May 13, 2021Observed: 9.57 ft at 1:45AM May 13, 2021Observed: 9.57 ft at 2:00AM May 13, 2021Observed: 9.57 ft at 2:15AM May 13, 2021Observed: 9.57 ft at 2:30AM May 13, 2021Observed: 9.57 ft at 2:45AM May 13, 2021Observed: 9.57 ft at 3:00AM May 13, 2021Observed: 9.57 ft at 3:15AM May 13, 2021Observed: 9.57 ft at 3:30AM May 13, 2021Observed: 9.59 ft at 3:45AM May 13, 2021Observed: 9.59 ft at 4:00AM May 13, 2021Observed: 9.59 ft at 4:15AM May 13, 2021Observed: 9.58 ft at 4:30AM May 13, 2021Observed: 9.57 ft at 4:45AM May 13, 2021Observed: 9.57 ft at 5:00AM May 13, 2021Observed: 9.56 ft at 5:15AM May 13, 2021Observed: 9.56 ft at 5:30AM May 13, 2021Observed: 9.56 ft at 5:45AM May 13, 2021Observed: 9.56 ft at 6:00AM May 13, 2021Observed: 9.55 ft at 6:15AM May 13, 2021Observed: 9.55 ft at 6:30AM May 13, 2021Observed: 9.55 ft at 6:45AM May 13, 2021Observed: 9.56 ft at 7:00AM May 13, 2021Observed: 9.55 ft at 7:15AM May 13, 2021Observed: 9.56 ft at 7:30AM May 13, 2021Observed: 9.56 ft at 7:45AM May 13, 2021Observed: 9.56 ft at 8:00AM May 13, 2021Observed: 9.55 ft at 8:15AM May 13, 2021Observed: 9.55 ft at 8:30AM May 13, 2021Observed: 9.56 ft at 8:45AM May 13, 2021Observed: 9.56 ft at 9:00AM May 13, 2021Observed: 9.56 ft at 9:15AM May 13, 2021Observed: 9.54 ft at 9:30AM May 13, 2021Observed: 9.54 ft at 9:45AM May 13, 2021Observed: 9.53 ft at 10:00AM May 13, 2021Observed: 9.52 ft at 10:15AM May 13, 2021Observed: 9.52 ft at 10:30AM May 13, 2021Observed: 9.52 ft at 10:45AM May 13, 2021Observed: 9.52 ft at 11:00AM May 13, 2021Observed: 9.52 ft at 11:15AM May 13, 2021Observed: 9.52 ft at 11:30AM May 13, 2021Observed: 9.51 ft at 11:45AM May 13, 2021Observed: 9.5 ft at 12:00PM May 13, 2021Observed: 9.49 ft at 12:15PM May 13, 2021Observed: 9.49 ft at 12:30PM May 13, 2021Observed: 9.49 ft at 12:45PM May 13, 2021Observed: 9.49 ft at 1:00PM May 13, 2021Observed: 9.48 ft at 1:15PM May 13, 2021Observed: 9.48 ft at 1:30PM May 13, 2021Observed: 9.48 ft at 1:45PM May 13, 2021Observed: 9.47 ft at 2:00PM May 13, 2021Observed: 9.54 ft at 2:15PM May 13, 2021Observed: 9.4 ft at 2:30PM May 13, 2021Observed: 9.43 ft at 2:45PM May 13, 2021Observed: 9.44 ft at 3:00PM May 13, 2021Observed: 9.45 ft at 3:15PM May 13, 2021Observed: 9.44 ft at 3:30PM May 13, 2021Observed: 9.44 ft at 3:45PM May 13, 2021Observed: 9.44 ft at 4:00PM May 13, 2021Observed: 9.44 ft at 4:15PM May 13, 2021Observed: 9.44 ft at 4:30PM May 13, 2021Observed: 9.44 ft at 4:45PM May 13, 2021Observed: 9.41 ft at 5:00PM May 13, 2021Observed: 9.41 ft at 5:15PM May 13, 2021Observed: 9.4 ft at 5:30PM May 13, 2021Observed: 9.39 ft at 5:45PM May 13, 2021Observed: 9.4 ft at 6:00PM May 13, 2021Observed: 9.37 ft at 6:15PM May 13, 2021Observed: 9.33 ft at 6:30PM May 13, 2021Observed: 9.3 ft at 6:45PM May 13, 2021Observed: 9.26 ft at 7:00PM May 13, 2021Observed: 9.23 ft at 7:15PM May 13, 2021Observed: 9.23 ft at 7:30PM May 13, 2021Observed: 9.22 ft at 7:45PM May 13, 2021Observed: 9.2 ft at 8:00PM May 13, 2021Observed: 9.18 ft at 8:15PM May 13, 2021Observed: 9.16 ft at 8:30PM May 13, 2021Observed: 9.15 ft at 8:45PM May 13, 2021Observed: 9.13 ft at 9:00PM May 13, 2021Observed: 9.11 ft at 9:15PM May 13, 2021Observed: 9.1 ft at 9:30PM May 13, 2021Observed: 9.06 ft at 9:45PM May 13, 2021Observed: 9.13 ft at 10:00PM May 13, 2021Observed: 9.12 ft at 10:15PM May 13, 2021Observed: 9.1 ft at 10:30PM May 13, 2021Observed: 9.08 ft at 10:45PM May 13, 2021Observed: 9.07 ft at 11:00PM May 13, 2021Observed: 9.06 ft at 11:15PM May 13, 2021Observed: 9.06 ft at 11:30PM May 13, 2021Observed: 9.05 ft at 11:45PM May 13, 2021Observed: 9.04 ft at 12:00AM May 14, 2021Observed: 9.02 ft at 12:15AM May 14, 2021Observed: 9.01 ft at 12:30AM May 14, 2021Observed: 9.01 ft at 12:45AM May 14, 2021Observed: 8.99 ft at 1:00AM May 14, 2021Observed: 8.98 ft at 1:15AM May 14, 2021Observed: 8.99 ft at 1:30AM May 14, 2021Observed: 8.98 ft at 1:45AM May 14, 2021Observed: 8.97 ft at 2:00AM May 14, 2021Observed: 8.97 ft at 2:15AM May 14, 2021Observed: 8.96 ft at 2:30AM May 14, 2021Observed: 8.95 ft at 2:45AM May 14, 2021Observed: 8.95 ft at 3:00AM May 14, 2021Observed: 8.95 ft at 3:15AM May 14, 2021Observed: 8.97 ft at 3:30AM May 14, 2021Observed: 8.96 ft at 3:45AM May 14, 2021Observed: 8.92 ft at 4:00AM May 14, 2021Observed: 8.92 ft at 4:15AM May 14, 2021Observed: 8.96 ft at 4:30AM May 14, 2021Observed: 8.95 ft at 4:45AM May 14, 2021Observed: 8.94 ft at 5:00AM May 14, 2021Observed: 8.94 ft at 5:15AM May 14, 2021Observed: 8.93 ft at 5:30AM May 14, 2021Observed: 8.93 ft at 5:45AM May 14, 2021Observed: 9 ft at 6:00AM May 14, 2021Observed: 8.89 ft at 6:15AM May 14, 2021Observed: 8.89 ft at 6:30AM May 14, 2021Observed: 8.9 ft at 6:45AM May 14, 2021Observed: 8.9 ft at 7:00AM May 14, 2021Observed: 8.9 ft at 7:15AM May 14, 2021Observed: 8.89 ft at 7:30AM May 14, 2021Observed: 8.9 ft at 7:45AM May 14, 2021Observed: 8.9 ft at 8:00AM May 14, 2021Observed: 8.92 ft at 8:15AM May 14, 2021Observed: 8.94 ft at 8:30AM May 14, 2021Observed: 8.72 ft at 8:45AM May 14, 2021Observed: 8.91 ft at 9:00AM May 14, 2021Observed: 8.9 ft at 9:15AM May 14, 2021Observed: 8.86 ft at 9:30AM May 14, 2021Observed: 8.85 ft at 9:45AM May 14, 2021Observed: 8.86 ft at 10:00AM May 14, 2021Observed: 8.88 ft at 10:15AM May 14, 2021Observed: 8.88 ft at 10:30AM May 14, 2021Observed: 8.85 ft at 10:45AM May 14, 2021Observed: 8.84 ft at 11:00AM May 14, 2021Observed: 8.82 ft at 11:15AM May 14, 2021Observed: 8.8 ft at 11:30AM May 14, 2021Observed: 8.8 ft at 11:45AM May 14, 2021Observed: 8.79 ft at 12:00PM May 14, 2021Observed: 8.77 ft at 12:15PM May 14, 2021Observed: 8.76 ft at 12:30PM May 14, 2021Observed: 8.75 ft at 12:45PM May 14, 2021Observed: 8.73 ft at 1:00PM May 14, 2021Observed: 8.73 ft at 1:15PM May 14, 2021Observed: 8.68 ft at 1:30PM May 14, 2021Observed: 8.7 ft at 1:45PM May 14, 2021Observed: 8.69 ft at 2:00PM May 14, 2021Observed: 8.68 ft at 2:15PM May 14, 2021Observed: 8.68 ft at 2:30PM May 14, 2021Observed: 8.67 ft at 2:45PM May 14, 2021Observed: 8.66 ft at 3:00PM May 14, 2021Observed: 8.5 ft at 3:15PM May 14, 2021Observed: 8.62 ft at 3:30PM May 14, 2021Observed: 8.62 ft at 3:45PM May 14, 2021Observed: 8.61 ft at 4:00PM May 14, 2021Observed: 8.59 ft at 4:15PM May 14, 2021Observed: 8.58 ft at 4:30PM May 14, 2021Observed: 8.57 ft at 4:45PM May 14, 2021Observed: 8.57 ft at 5:00PM May 14, 2021Observed: 8.56 ft at 5:15PM May 14, 2021Observed: 8.55 ft at 5:30PM May 14, 2021Observed: 8.55 ft at 5:45PM May 14, 2021Observed: 8.53 ft at 6:00PM May 14, 2021Observed: 8.54 ft at 6:15PM May 14, 2021Observed: 8.53 ft at 6:30PM May 14, 2021Observed: 8.52 ft at 6:45PM May 14, 2021Observed: 8.49 ft at 7:00PM May 14, 2021Observed: 8.47 ft at 7:15PM May 14, 2021Observed: 8.45 ft at 7:30PM May 14, 2021Observed: 8.43 ft at 7:45PM May 14, 2021Observed: 8.4 ft at 8:00PM May 14, 2021Observed: 8.37 ft at 8:15PM May 14, 2021Observed: 8.35 ft at 8:30PM May 14, 2021Observed: 8.34 ft at 8:45PM May 14, 2021Observed: 8.32 ft at 9:00PM May 14, 2021Observed: 8.32 ft at 9:15PM May 14, 2021Observed: 8.29 ft at 9:30PM May 14, 2021Observed: 8.27 ft at 9:45PM May 14, 2021Observed: 8.26 ft at 10:00PM May 14, 2021Observed: 8.25 ft at 10:15PM May 14, 2021Observed: 8.24 ft at 10:30PM May 14, 2021Observed: 8.22 ft at 10:45PM May 14, 2021Observed: 8.22 ft at 11:00PM May 14, 2021Observed: 8.21 ft at 11:15PM May 14, 2021Observed: 8.2 ft at 11:30PM May 14, 2021Observed: 8.19 ft at 11:45PM May 14, 2021Observed: 8.18 ft at 12:00AM May 15, 2021Observed: 8.17 ft at 12:15AM May 15, 2021Observed: 8.17 ft at 12:30AM May 15, 2021Observed: 8.16 ft at 12:45AM May 15, 2021Observed: 8.17 ft at 1:00AM May 15, 2021Observed: 8.16 ft at 1:15AM May 15, 2021Observed: 8.16 ft at 1:30AM May 15, 2021Observed: 8.16 ft at 1:45AM May 15, 2021Observed: 8.16 ft at 2:00AM May 15, 2021Observed: 8.15 ft at 2:15AM May 15, 2021Observed: 8.15 ft at 2:30AM May 15, 2021Observed: 8.15 ft at 2:45AM May 15, 2021Observed: 8.15 ft at 3:00AM May 15, 2021Observed: 8.15 ft at 3:15AM May 15, 2021Observed: 8.14 ft at 3:30AM May 15, 2021Observed: 8.14 ft at 3:45AM May 15, 2021Observed: 8.14 ft at 4:00AM May 15, 2021Observed: 8.14 ft at 4:15AM May 15, 2021Observed: 8.14 ft at 4:30AM May 15, 2021Observed: 8.13 ft at 4:45AM May 15, 2021Observed: 8.13 ft at 5:00AM May 15, 2021Observed: 8.15 ft at 5:15AM May 15, 2021Observed: 8.13 ft at 5:30AM May 15, 2021Observed: 8.13 ft at 5:45AM May 15, 2021Observed: 8.13 ft at 6:00AM May 15, 2021Observed: 8.13 ft at 6:15AM May 15, 2021Observed: 8.14 ft at 6:30AM May 15, 2021Observed: 8.15 ft at 6:45AM May 15, 2021Observed: 8.15 ft at 7:00AM May 15, 2021Observed: 8.16 ft at 7:15AM May 15, 2021Observed: 8.16 ft at 7:30AM May 15, 2021Observed: 8.18 ft at 7:45AM May 15, 2021Observed: 8.18 ft at 8:00AM May 15, 2021Observed: 8.18 ft at 8:15AM May 15, 2021Observed: 8.19 ft at 8:30AM May 15, 2021Observed: 8.21 ft at 8:45AM May 15, 2021Observed: 8.06 ft at 9:00AM May 15, 2021Observed: 8.18 ft at 9:15AM May 15, 2021Observed: 8.19 ft at 9:30AM May 15, 2021Observed: 8.19 ft at 9:45AM May 15, 2021Observed: 8.2 ft at 10:00AM May 15, 2021Observed: 8.21 ft at 10:15AM May 15, 2021Observed: 8.21 ft at 10:30AM May 15, 2021Observed: 8.22 ft at 10:45AM May 15, 2021Observed: 8.22 ft at 11:00AM May 15, 2021Observed: 8.22 ft at 11:15AM May 15, 2021Observed: 8.22 ft at 11:30AM May 15, 2021Observed: 8.22 ft at 11:45AM May 15, 2021Observed: 8.23 ft at 12:00PM May 15, 2021Observed: 8.24 ft at 12:15PM May 15, 2021Observed: 8.23 ft at 12:30PM May 15, 2021Observed: 8.24 ft at 12:45PM May 15, 2021Observed: 8.24 ft at 1:00PM May 15, 2021Observed: 8.24 ft at 1:15PM May 15, 2021Observed: 8.24 ft at 1:30PM May 15, 2021Observed: 8.26 ft at 1:45PM May 15, 2021Observed: 8.26 ft at 2:00PM May 15, 2021Observed: 8.25 ft at 2:15PM May 15, 2021Observed: 8.25 ft at 2:30PM May 15, 2021Observed: 8.25 ft at 2:45PM May 15, 2021Observed: 8.25 ft at 3:00PM May 15, 2021Observed: 8.25 ft at 3:15PM May 15, 2021Observed: 8.25 ft at 3:30PM May 15, 2021Observed: 8.25 ft at 3:45PM May 15, 2021Observed: 8.25 ft at 4:00PM May 15, 2021Observed: 8.24 ft at 4:15PM May 15, 2021Observed: 8.17 ft at 4:30PM May 15, 2021Observed: 8.17 ft at 4:45PM May 15, 2021Observed: 8.16 ft at 5:00PM May 15, 2021Observed: 8.14 ft at 5:15PM May 15, 2021Observed: 8.11 ft at 5:30PM May 15, 2021Observed: 7.86 ft at 5:45PM May 15, 2021Observed: 8.04 ft at 6:00PM May 15, 2021Observed: 8.04 ft at 6:15PM May 15, 2021Observed: 8.04 ft at 6:30PM May 15, 2021Observed: 8.01 ft at 6:45PM May 15, 2021Observed: 7.96 ft at 7:00PM May 15, 2021Observed: 7.94 ft at 7:15PM May 15, 2021Observed: 7.94 ft at 7:30PM May 15, 2021Observed: 7.87 ft at 7:45PM May 15, 2021Observed: 7.87 ft at 8:00PM May 15, 2021Observed: 7.87 ft at 8:15PM May 15, 2021Observed: 7.87 ft at 8:30PM May 15, 2021Observed: 7.85 ft at 8:45PM May 15, 2021Observed: 7.84 ft at 9:00PM May 15, 2021Observed: 7.82 ft at 9:15PM May 15, 2021Observed: 7.83 ft at 9:30PM May 15, 2021Observed: 7.82 ft at 9:45PM May 15, 2021Observed: 7.81 ft at 10:00PM May 15, 2021Observed: 7.82 ft at 10:15PM May 15, 2021Observed: 7.83 ft at 10:30PM May 15, 2021Observed: 7.8 ft at 10:45PM May 15, 2021Observed: 7.79 ft at 11:00PM May 15, 2021Observed: 7.74 ft at 11:15PM May 15, 2021Observed: 7.66 ft at 11:30PM May 15, 2021Observed: 7.66 ft at 11:45PM May 15, 2021Observed: 7.64 ft at 12:00AM May 16, 2021Observed: 7.6 ft at 12:15AM May 16, 2021Observed: 7.58 ft at 12:30AM May 16, 2021Observed: 7.55 ft at 12:45AM May 16, 2021Observed: 7.52 ft at 1:00AM May 16, 2021Observed: 7.53 ft at 1:15AM May 16, 2021Observed: 7.51 ft at 1:30AM May 16, 2021Observed: 7.47 ft at 1:45AM May 16, 2021Observed: 7.45 ft at 2:00AM May 16, 2021Observed: 7.43 ft at 2:15AM May 16, 2021Observed: 7.42 ft at 2:30AM May 16, 2021Observed: 7.42 ft at 2:45AM May 16, 2021Observed: 7.4 ft at 3:00AM May 16, 2021Observed: 7.38 ft at 3:15AM May 16, 2021Observed: 7.37 ft at 3:30AM May 16, 2021Observed: 7.35 ft at 3:45AM May 16, 2021Observed: 7.33 ft at 4:00AM May 16, 2021Observed: 7.32 ft at 4:15AM May 16, 2021Observed: 7.33 ft at 4:30AM May 16, 2021Observed: 7.31 ft at 4:45AM May 16, 2021Observed: 7.29 ft at 5:00AM May 16, 2021Observed: 7.28 ft at 5:15AM May 16, 2021Observed: 7.27 ft at 5:30AM May 16, 2021Observed: 7.27 ft at 5:45AM May 16, 2021Observed: 7.26 ft at 6:00AM May 16, 2021Observed: 7.25 ft at 6:15AM May 16, 2021Observed: 7.24 ft at 6:30AM May 16, 2021Observed: 7.22 ft at 6:45AM May 16, 2021Observed: 7.22 ft at 7:00AM May 16, 2021Observed: 7.22 ft at 7:15AM May 16, 2021Observed: 7.21 ft at 7:30AM May 16, 2021Observed: 7.19 ft at 7:45AM May 16, 2021Observed: 7.19 ft at 8:00AM May 16, 2021Observed: 7.17 ft at 8:15AM May 16, 2021Observed: 7.15 ft at 8:30AM May 16, 2021Observed: 7.13 ft at 8:45AM May 16, 2021Observed: 7.14 ft at 9:00AM May 16, 2021Observed: 7.14 ft at 9:15AM May 16, 2021Observed: 7.13 ft at 9:30AM May 16, 2021Observed: 7.12 ft at 9:45AM May 16, 2021Observed: 7.13 ft at 10:00AM May 16, 2021Observed: 7.11 ft at 10:15AM May 16, 2021Observed: 7.1 ft at 10:30AM May 16, 2021Observed: 7.09 ft at 10:45AM May 16, 2021Observed: 7.08 ft at 11:00AM May 16, 2021Observed: 7.1 ft at 11:15AM May 16, 2021Observed: 7.08 ft at 11:30AM May 16, 2021Observed: 7.07 ft at 11:45AM May 16, 2021Observed: 7.07 ft at 12:00PM May 16, 2021Observed: 7.07 ft at 12:15PM May 16, 2021Observed: 7.05 ft at 12:30PM May 16, 2021Observed: 7.07 ft at 12:45PM May 16, 2021Observed: 7.06 ft at 1:00PM May 16, 2021Observed: 7.08 ft at 1:15PM May 16, 2021Observed: 7.03 ft at 1:30PM May 16, 2021Observed: 7.04 ft at 1:45PM May 16, 2021Observed: 7.05 ft at 2:00PM May 16, 2021Observed: 7.04 ft at 2:15PM May 16, 2021Observed: 7.03 ft at 2:30PM May 16, 2021Observed: 7.02 ft at 2:45PM May 16, 2021Observed: 7.02 ft at 3:00PM May 16, 2021Observed: 7.01 ft at 3:15PM May 16, 2021Observed: 7 ft at 3:30PM May 16, 2021Observed: 7 ft at 3:45PM May 16, 2021Observed: 7 ft at 4:00PM May 16, 2021Observed: 7 ft at 4:15PM May 16, 2021Observed: 6.98 ft at 4:30PM May 16, 2021Observed: 6.98 ft at 4:45PM May 16, 2021Observed: 6.98 ft at 5:00PM May 16, 2021Observed: 6.97 ft at 5:15PM May 16, 2021Observed: 6.98 ft at 5:30PM May 16, 2021Observed: 6.99 ft at 5:45PM May 16, 2021Observed: 6.98 ft at 6:00PM May 16, 2021Observed: 6.97 ft at 6:15PM May 16, 2021Observed: 6.98 ft at 6:30PM May 16, 2021Observed: 6.99 ft at 6:45PM May 16, 2021Observed: 6.98 ft at 7:00PM May 16, 2021Observed: 6.98 ft at 7:15PM May 16, 2021Observed: 6.98 ft at 7:30PM May 16, 2021Observed: 6.97 ft at 7:45PM May 16, 2021Observed: 6.98 ft at 8:00PM May 16, 2021Observed: 6.97 ft at 8:15PM May 16, 2021Observed: 6.97 ft at 8:30PM May 16, 2021Observed: 6.99 ft at 8:45PM May 16, 2021Observed: 6.94 ft at 9:00PM May 16, 2021Observed: 7.01 ft at 9:15PM May 16, 2021Observed: 7 ft at 9:30PM May 16, 2021Observed: 6.99 ft at 9:45PM May 16, 2021Observed: 6.96 ft at 10:00PM May 16, 2021Observed: 6.97 ft at 10:15PM May 16, 2021Observed: 6.96 ft at 10:30PM May 16, 2021Observed: 6.94 ft at 10:45PM May 16, 2021Observed: 6.93 ft at 11:00PM May 16, 2021Observed: 6.92 ft at 11:15PM May 16, 2021Observed: 6.9 ft at 11:30PM May 16, 2021Observed: 6.88 ft at 11:45PM May 16, 2021Observed: 6.86 ft at 12:00AM May 17, 2021Observed: 6.84 ft at 12:15AM May 17, 2021Observed: 6.82 ft at 12:30AM May 17, 2021Observed: 6.81 ft at 12:45AM May 17, 2021Observed: 6.79 ft at 1:00AM May 17, 2021Observed: 6.78 ft at 1:15AM May 17, 2021Observed: 6.76 ft at 1:30AM May 17, 2021Observed: 6.74 ft at 1:45AM May 17, 2021Observed: 6.73 ft at 2:00AM May 17, 2021Observed: 6.72 ft at 2:15AM May 17, 2021Observed: 6.71 ft at 2:30AM May 17, 2021Observed: 6.7 ft at 2:45AM May 17, 2021Observed: 6.69 ft at 3:00AM May 17, 2021Observed: 6.68 ft at 3:15AM May 17, 2021Observed: 6.66 ft at 3:30AM May 17, 2021Observed: 6.65 ft at 3:45AM May 17, 2021Observed: 6.64 ft at 4:00AM May 17, 2021Observed: 6.64 ft at 4:15AM May 17, 2021Observed: 6.62 ft at 4:30AM May 17, 2021Observed: 6.62 ft at 4:45AM May 17, 2021Observed: 6.61 ft at 5:00AM May 17, 2021Observed: 6.59 ft at 5:15AM May 17, 2021Observed: 6.59 ft at 5:30AM May 17, 2021Observed: 6.57 ft at 5:45AM May 17, 2021Observed: 6.57 ft at 6:00AM May 17, 2021Observed: 6.56 ft at 6:15AM May 17, 2021Observed: 6.55 ft at 6:30AM May 17, 2021Observed: 6.54 ft at 6:45AM May 17, 2021Observed: 6.54 ft at 7:00AM May 17, 2021Observed: 6.54 ft at 7:15AM May 17, 2021Observed: 6.54 ft at 7:30AM May 17, 2021Observed: 6.55 ft at 7:45AM May 17, 2021Observed: 6.55 ft at 8:00AM May 17, 2021Observed: 6.56 ft at 8:15AM May 17, 2021Observed: 6.57 ft at 8:30AM May 17, 2021Observed: 6.57 ft at 8:45AM May 17, 2021Observed: 6.57 ft at 9:00AM May 17, 2021Observed: 6.58 ft at 9:15AM May 17, 2021Observed: 6.57 ft at 9:30AM May 17, 2021Observed: 6.55 ft at 9:45AM May 17, 2021Observed: 6.57 ft at 10:00AM May 17, 2021Observed: 6.57 ft at 10:15AM May 17, 2021Observed: 6.56 ft at 10:30AM May 17, 2021Observed: 6.54 ft at 10:45AM May 17, 2021Observed: 6.62 ft at 11:00AM May 17, 2021Observed: 6.56 ft at 11:15AM May 17, 2021Observed: 6.56 ft at 11:30AM May 17, 2021Observed: 6.58 ft at 11:45AM May 17, 2021Observed: 6.6 ft at 12:00PM May 17, 2021Observed: 6.58 ft at 12:15PM May 17, 2021Observed: 6.58 ft at 12:30PM May 17, 2021Observed: 6.58 ft at 12:45PM May 17, 2021Observed: 6.59 ft at 1:00PM May 17, 2021Observed: 6.58 ft at 1:15PM May 17, 2021Observed: 6.6 ft at 1:30PM May 17, 2021Observed: 6.49 ft at 1:45PM May 17, 2021Observed: 6.5 ft at 2:00PM May 17, 2021Observed: 6.53 ft at 2:15PM May 17, 2021Observed: 6.54 ft at 2:30PM May 17, 2021Observed: 6.54 ft at 2:45PM May 17, 2021Observed: 6.54 ft at 3:00PM May 17, 2021Observed: 6.52 ft at 3:15PM May 17, 2021Observed: 6.52 ft at 3:30PM May 17, 2021Observed: 6.51 ft at 3:45PM May 17, 2021Observed: 6.52 ft at 4:00PM May 17, 2021Observed: 6.52 ft at 4:15PM May 17, 2021Observed: 6.51 ft at 4:30PM May 17, 2021Observed: 6.51 ft at 4:45PM May 17, 2021Observed: 6.5 ft at 5:00PM May 17, 2021Observed: 6.5 ft at 5:15PM May 17, 2021Observed: 6.51 ft at 5:30PM May 17, 2021Observed: 6.51 ft at 5:45PM May 17, 2021Observed: 6.5 ft at 6:00PM May 17, 2021Observed: 6.56 ft at 6:15PM May 17, 2021Observed: 6.45 ft at 6:30PM May 17, 2021Observed: 6.44 ft at 6:45PM May 17, 2021Observed: 6.43 ft at 7:00PM May 17, 2021Observed: 6.41 ft at 7:15PM May 17, 2021Observed: 6.4 ft at 7:30PM May 17, 2021Observed: 6.39 ft at 7:45PM May 17, 2021Observed: 6.39 ft at 8:00PM May 17, 2021Observed: 6.37 ft at 8:15PM May 17, 2021Observed: 6.35 ft at 8:30PM May 17, 2021Observed: 6.34 ft at 8:45PM May 17, 2021Observed: 6.36 ft at 9:00PM May 17, 2021Observed: 6.36 ft at 9:15PM May 17, 2021Observed: 6.35 ft at 9:30PM May 17, 2021Observed: 6.34 ft at 9:45PM May 17, 2021Observed: 6.32 ft at 10:00PM May 17, 2021Observed: 6.31 ft at 10:15PM May 17, 2021Observed: 6.29 ft at 10:30PM May 17, 2021Observed: 6.28 ft at 10:45PM May 17, 2021Observed: 6.27 ft at 11:00PM May 17, 2021Observed: 6.26 ft at 11:15PM May 17, 2021Observed: 6.26 ft at 11:30PM May 17, 2021Observed: 6.25 ft at 11:45PM May 17, 2021Highest Forecast: 6.3 ft 1:00AM May 18, 2021Highest Forecast: 6.3 ft 7:00AM May 18, 2021Forecast: 6.2 ft 1:00PM May 18, 2021Forecast: 6.1 ft 7:00PM May 18, 2021Forecast: 6 ft 1:00AM May 19, 2021Forecast: 6 ft 7:00AM May 19, 2021Forecast: 5.9 ft 1:00PM May 19, 2021Forecast: 5.9 ft 7:00PM May 19, 2021Forecast: 5.8 ft 1:00AM May 20, 2021Forecast: 5.8 ft 7:00AM May 20, 2021Forecast: 5.7 ft 1:00PM May 20, 2021Forecast: 5.7 ft 7:00PM May 20, 2021Forecast: 5.6 ft 1:00AM May 21, 2021Forecast: 5.6 ft 7:00AM May 21, 2021Forecast: 5.5 ft 1:00PM May 21, 2021Forecast: 5.5 ft 7:00PM May 21, 2021Forecast: 5.4 ft 1:00AM May 22, 2021Forecast: 5.4 ft 7:00AM May 22, 2021Forecast: 5.4 ft 1:00PM May 22, 2021Forecast: 5.4 ft 7:00PM May 22, 2021Forecast: 5.4 ft 1:00AM May 23, 2021Forecast: 5.3 ft 7:00AM May 23, 2021Forecast: 5.3 ft 1:00PM May 23, 2021Forecast: 5.3 ft 7:00PM May 23, 2021Forecast: 5.3 ft 1:00AM May 24, 2021Forecast: 5.2 ft 7:00AM May 24, 2021Forecast: 5.2 ft 1:00PM May 24, 2021Forecast: 5.2 ft 7:00PM May 24, 2021US Army Corps of EngineersMORI2(plotting HGIRG) Graph Created (12:10AM May 18, 2021)ObservedForecast (issued 9:02PM May 17)Latest observed value: 6.25 ft at 11:45 PM CDT 17-May-2021. Flood Stage is 16 ft
Printable Image
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 Illinois River at Morris are issued routinely year-round.

Return to Area Map
Downstream Gauge Downstream Gauge - at Marseilles Lock & Dam (tailwater)
Flood Categories (in feet)
Major Flood Stage: 22
Moderate Flood Stage: 18
Flood Stage: 16
Action Stage: 13
Low Stage (in feet): 2.7

Historic Crests
(1) 24.91 ft on 04/19/2013
(2) 24.84 ft on 09/16/2008
(3) 23.91 ft on 07/14/1957
(4) 23.90 ft on 02/21/1916
(5) 23.79 ft on 02/22/2018 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 23.04 ft on 05/02/2019
(2) 23.79 ft on 02/22/2018 (P)
(3) 17.88 ft on 05/02/2017
(4) 20.75 ft on 12/30/2015 (P)
(5) 19.68 ft on 06/17/2015 (P)
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.27 ft on 07/20/1893
(2) 2.70 ft on 11/02/1904
(3) 4.80 ft on 08/01/1988

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
22 Damage begins to residences in outlying areas of Morris and Marseilles. Numerous secondary roads flood.
21 Flooding begins to Morris public works area and West River Road is inundated.
20 Some flooding begins to low-lying residences in Morris.
19.5 Old Stage Road threatened near the Illinois and Michigan Canal between Morris and Seneca.
19 Voluntary evacuations at Marseilles.
18.5 Water approaches a few homes on Cemetery Road on East side of Morris.
18 Secondary roads near Morris flood. Illini Park near Marseilles floods.
16 Pine Bluff Road, west of Route 47, and Dwight Roads flood on south side of river.
12.5 Stratton Park at Route 47 bridge in Morris begins to flood.
Photos
(1) 01/19/2013, 5.8ft. Near IL-47 bridge and Stratton Park.
(2) 12/29/2015, 19.2ft. Stratton Park. Credit: Grundy Co EMA
(3) 12/29/2015, 19.2ft. Pine Bluff Road. Credit: Grundy Co EMA
Low Water Impacts Collapse
If you notice any errors in the below information, please contact our Webmaster
2.7 Low water levels begin to impact shipping interests along the river.
About This Location Collapse

Latitude: 41.354444° N, Longitude: 88.428333° 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 29 478.5 ft 494.5 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?
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
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:29 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities