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
 

Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

View the Enhanced Operating Capability Products and Services StoryMap here



Hydrograph River at a Glance Download
Illinois River near Henry Stage (ft)Observed: 15.39 ft at 1:00PM Jan 21, 2023Observed: 15.4 ft at 1:15PM Jan 21, 2023Observed: 15.43 ft at 1:30PM Jan 21, 2023Observed: 15.42 ft at 1:45PM Jan 21, 2023Observed: 15.42 ft at 2:00PM Jan 21, 2023Observed: 15.44 ft at 2:15PM Jan 21, 2023Observed: 15.42 ft at 2:30PM Jan 21, 2023Observed: 15.43 ft at 2:45PM Jan 21, 2023Observed: 15.43 ft at 3:00PM Jan 21, 2023Observed: 15.45 ft at 3:15PM Jan 21, 2023Observed: 15.45 ft at 3:30PM Jan 21, 2023Observed: 15.44 ft at 3:45PM Jan 21, 2023Observed: 15.43 ft at 4:00PM Jan 21, 2023Observed: 15.48 ft at 4:15PM Jan 21, 2023Observed: 15.46 ft at 4:30PM Jan 21, 2023Observed: 15.44 ft at 4:45PM Jan 21, 2023Observed: 15.47 ft at 5:00PM Jan 21, 2023Observed: 15.49 ft at 5:15PM Jan 21, 2023Observed: 15.44 ft at 5:30PM Jan 21, 2023Observed: 15.46 ft at 5:45PM Jan 21, 2023Observed: 15.48 ft at 6:00PM Jan 21, 2023Observed: 15.49 ft at 6:15PM Jan 21, 2023Observed: 15.48 ft at 6:30PM Jan 21, 2023Observed: 15.47 ft at 6:45PM Jan 21, 2023Observed: 15.49 ft at 7:00PM Jan 21, 2023Observed: 15.5 ft at 7:15PM Jan 21, 2023Observed: 15.49 ft at 7:30PM Jan 21, 2023Observed: 15.5 ft at 7:45PM Jan 21, 2023Observed: 15.5 ft at 8:00PM Jan 21, 2023Observed: 15.5 ft at 8:15PM Jan 21, 2023Observed: 15.52 ft at 8:30PM Jan 21, 2023Observed: 15.49 ft at 8:45PM Jan 21, 2023Observed: 15.49 ft at 9:00PM Jan 21, 2023Observed: 15.51 ft at 9:15PM Jan 21, 2023Observed: 15.49 ft at 9:30PM Jan 21, 2023Observed: 15.47 ft at 9:45PM Jan 21, 2023Observed: 15.48 ft at 10:00PM Jan 21, 2023Observed: 15.5 ft at 10:15PM Jan 21, 2023Observed: 15.51 ft at 10:30PM Jan 21, 2023Observed: 15.51 ft at 10:45PM Jan 21, 2023Observed: 15.52 ft at 11:00PM Jan 21, 2023Observed: 15.52 ft at 11:15PM Jan 21, 2023Observed: 15.53 ft at 11:30PM Jan 21, 2023Observed: 15.51 ft at 11:45PM Jan 21, 2023Observed: 15.52 ft at 12:00AM Jan 22, 2023Observed: 15.52 ft at 12:15AM Jan 22, 2023Observed: 15.52 ft at 12:30AM Jan 22, 2023Observed: 15.53 ft at 12:45AM Jan 22, 2023Observed: 15.54 ft at 1:00AM Jan 22, 2023Observed: 15.55 ft at 1:15AM Jan 22, 2023Observed: 15.54 ft at 1:30AM Jan 22, 2023Observed: 15.54 ft at 1:45AM Jan 22, 2023Observed: 15.53 ft at 2:00AM Jan 22, 2023Observed: 15.54 ft at 2:15AM Jan 22, 2023Observed: 15.54 ft at 2:30AM Jan 22, 2023Observed: 15.56 ft at 2:45AM Jan 22, 2023Observed: 15.55 ft at 3:00AM Jan 22, 2023Observed: 15.56 ft at 3:15AM Jan 22, 2023Observed: 15.56 ft at 3:30AM Jan 22, 2023Observed: 15.56 ft at 3:45AM Jan 22, 2023Observed: 15.57 ft at 4:00AM Jan 22, 2023Observed: 15.57 ft at 4:15AM Jan 22, 2023Observed: 15.58 ft at 4:30AM Jan 22, 2023Observed: 15.6 ft at 4:45AM Jan 22, 2023Observed: 15.58 ft at 5:00AM Jan 22, 2023Observed: 15.59 ft at 5:15AM Jan 22, 2023Observed: 15.56 ft at 5:30AM Jan 22, 2023Observed: 15.59 ft at 5:45AM Jan 22, 2023Observed: 15.58 ft at 6:00AM Jan 22, 2023Observed: 15.58 ft at 6:15AM Jan 22, 2023Observed: 15.61 ft at 6:30AM Jan 22, 2023Observed: 15.6 ft at 6:45AM Jan 22, 2023Observed: 15.59 ft at 7:00AM Jan 22, 2023Observed: 15.59 ft at 7:15AM Jan 22, 2023Observed: 15.59 ft at 7:30AM Jan 22, 2023Observed: 15.6 ft at 7:45AM Jan 22, 2023Observed: 15.61 ft at 8:00AM Jan 22, 2023Observed: 15.59 ft at 8:15AM Jan 22, 2023Observed: 15.6 ft at 8:30AM Jan 22, 2023Observed: 15.61 ft at 8:45AM Jan 22, 2023Observed: 15.61 ft at 9:00AM Jan 22, 2023Observed: 15.61 ft at 9:15AM Jan 22, 2023Observed: 15.61 ft at 9:30AM Jan 22, 2023Observed: 15.62 ft at 9:45AM Jan 22, 2023Observed: 15.61 ft at 10:00AM Jan 22, 2023Observed: 15.62 ft at 10:15AM Jan 22, 2023Observed: 15.61 ft at 10:30AM Jan 22, 2023Observed: 15.63 ft at 10:45AM Jan 22, 2023Observed: 15.61 ft at 11:00AM Jan 22, 2023Observed: 15.62 ft at 11:15AM Jan 22, 2023Observed: 15.62 ft at 11:30AM Jan 22, 2023Observed: 15.61 ft at 11:45AM Jan 22, 2023Observed: 15.62 ft at 12:00PM Jan 22, 2023Observed: 15.61 ft at 12:15PM Jan 22, 2023Observed: 15.61 ft at 12:30PM Jan 22, 2023Observed: 15.59 ft at 12:45PM Jan 22, 2023Observed: 15.62 ft at 1:00PM Jan 22, 2023Observed: 15.61 ft at 1:15PM Jan 22, 2023Observed: 15.63 ft at 1:30PM Jan 22, 2023Observed: 15.57 ft at 1:45PM Jan 22, 2023Observed: 15.59 ft at 2:00PM Jan 22, 2023Observed: 15.6 ft at 2:15PM Jan 22, 2023Observed: 15.6 ft at 2:30PM Jan 22, 2023Observed: 15.56 ft at 3:00PM Jan 22, 2023Observed: 15.59 ft at 3:15PM Jan 22, 2023Observed: 15.6 ft at 3:30PM Jan 22, 2023Observed: 15.59 ft at 3:45PM Jan 22, 2023Observed: 15.6 ft at 4:00PM Jan 22, 2023Observed: 15.59 ft at 4:15PM Jan 22, 2023Observed: 15.6 ft at 4:30PM Jan 22, 2023Observed: 15.62 ft at 4:45PM Jan 22, 2023Observed: 15.61 ft at 5:00PM Jan 22, 2023Observed: 15.62 ft at 5:15PM Jan 22, 2023Observed: 15.62 ft at 5:30PM Jan 22, 2023Observed: 15.62 ft at 5:45PM Jan 22, 2023Observed: 15.59 ft at 6:00PM Jan 22, 2023Observed: 15.6 ft at 6:15PM Jan 22, 2023Observed: 15.6 ft at 6:30PM Jan 22, 2023Observed: 15.61 ft at 6:45PM Jan 22, 2023Observed: 15.61 ft at 7:00PM Jan 22, 2023Observed: 15.61 ft at 7:15PM Jan 22, 2023Observed: 15.63 ft at 7:30PM Jan 22, 2023Observed: 15.62 ft at 7:45PM Jan 22, 2023Observed: 15.61 ft at 8:00PM Jan 22, 2023Observed: 15.6 ft at 8:15PM Jan 22, 2023Observed: 15.61 ft at 8:30PM Jan 22, 2023Observed: 15.6 ft at 8:45PM Jan 22, 2023Observed: 15.61 ft at 9:00PM Jan 22, 2023Observed: 15.61 ft at 9:15PM Jan 22, 2023Observed: 15.63 ft at 9:30PM Jan 22, 2023Observed: 15.61 ft at 9:45PM Jan 22, 2023Observed: 15.58 ft at 10:00PM Jan 22, 2023Observed: 15.58 ft at 10:15PM Jan 22, 2023Observed: 15.58 ft at 10:30PM Jan 22, 2023Observed: 15.6 ft at 10:45PM Jan 22, 2023Observed: 15.6 ft at 11:00PM Jan 22, 2023Observed: 15.61 ft at 11:15PM Jan 22, 2023Observed: 15.6 ft at 11:30PM Jan 22, 2023Observed: 15.58 ft at 11:45PM Jan 22, 2023Observed: 15.59 ft at 12:00AM Jan 23, 2023Observed: 15.6 ft at 12:15AM Jan 23, 2023Observed: 15.57 ft at 12:30AM Jan 23, 2023Observed: 15.62 ft at 12:45AM Jan 23, 2023Observed: 15.59 ft at 1:00AM Jan 23, 2023Observed: 15.61 ft at 1:15AM Jan 23, 2023Observed: 15.6 ft at 1:30AM Jan 23, 2023Observed: 15.6 ft at 1:45AM Jan 23, 2023Observed: 15.63 ft at 2:00AM Jan 23, 2023Observed: 15.64 ft at 2:15AM Jan 23, 2023Observed: 15.6 ft at 2:30AM Jan 23, 2023Observed: 15.6 ft at 2:45AM Jan 23, 2023Observed: 15.61 ft at 3:00AM Jan 23, 2023Observed: 15.6 ft at 3:15AM Jan 23, 2023Observed: 15.64 ft at 3:30AM Jan 23, 2023Observed: 15.59 ft at 3:45AM Jan 23, 2023Observed: 15.58 ft at 4:00AM Jan 23, 2023Observed: 15.62 ft at 4:15AM Jan 23, 2023Observed: 15.61 ft at 4:30AM Jan 23, 2023Observed: 15.62 ft at 4:45AM Jan 23, 2023Observed: 15.59 ft at 5:00AM Jan 23, 2023Observed: 15.57 ft at 5:15AM Jan 23, 2023Observed: 15.58 ft at 5:30AM Jan 23, 2023Observed: 15.6 ft at 5:45AM Jan 23, 2023Observed: 15.61 ft at 6:15AM Jan 23, 2023Observed: 15.61 ft at 6:30AM Jan 23, 2023Observed: 15.6 ft at 6:45AM Jan 23, 2023Observed: 15.6 ft at 7:00AM Jan 23, 2023Observed: 15.62 ft at 7:15AM Jan 23, 2023Observed: 15.59 ft at 7:30AM Jan 23, 2023Observed: 15.61 ft at 7:45AM Jan 23, 2023Observed: 15.6 ft at 8:00AM Jan 23, 2023Observed: 15.62 ft at 8:15AM Jan 23, 2023Observed: 15.58 ft at 8:30AM Jan 23, 2023Observed: 15.63 ft at 8:45AM Jan 23, 2023Observed: 15.6 ft at 9:00AM Jan 23, 2023Observed: 15.61 ft at 9:15AM Jan 23, 2023Observed: 15.58 ft at 9:30AM Jan 23, 2023Observed: 15.59 ft at 9:45AM Jan 23, 2023Observed: 15.6 ft at 10:00AM Jan 23, 2023Observed: 15.59 ft at 10:15AM Jan 23, 2023Observed: 15.58 ft at 10:30AM Jan 23, 2023Observed: 15.58 ft at 10:45AM Jan 23, 2023Observed: 15.57 ft at 11:00AM Jan 23, 2023Observed: 15.58 ft at 11:15AM Jan 23, 2023Observed: 15.6 ft at 11:30AM Jan 23, 2023Observed: 15.56 ft at 11:45AM Jan 23, 2023Observed: 15.56 ft at 12:00PM Jan 23, 2023Observed: 15.57 ft at 12:15PM Jan 23, 2023Observed: 15.59 ft at 12:30PM Jan 23, 2023Observed: 15.57 ft at 12:45PM Jan 23, 2023Observed: 15.6 ft at 1:00PM Jan 23, 2023Observed: 15.55 ft at 1:15PM Jan 23, 2023Observed: 15.55 ft at 1:30PM Jan 23, 2023Observed: 15.57 ft at 1:45PM Jan 23, 2023Observed: 15.58 ft at 2:00PM Jan 23, 2023Observed: 15.57 ft at 2:15PM Jan 23, 2023Observed: 15.57 ft at 2:30PM Jan 23, 2023Observed: 15.58 ft at 2:45PM Jan 23, 2023Observed: 15.56 ft at 3:00PM Jan 23, 2023Observed: 15.56 ft at 3:15PM Jan 23, 2023Observed: 15.56 ft at 3:30PM Jan 23, 2023Observed: 15.63 ft at 3:45PM Jan 23, 2023Observed: 15.56 ft at 4:00PM Jan 23, 2023Observed: 15.57 ft at 4:15PM Jan 23, 2023Observed: 15.64 ft at 4:30PM Jan 23, 2023Observed: 15.6 ft at 4:45PM Jan 23, 2023Observed: 15.65 ft at 5:00PM Jan 23, 2023Observed: 15.62 ft at 5:15PM Jan 23, 2023Observed: 15.67 ft at 5:30PM Jan 23, 2023Observed: 15.66 ft at 5:45PM Jan 23, 2023Observed: 15.63 ft at 6:00PM Jan 23, 2023Observed: 15.64 ft at 6:15PM Jan 23, 2023Observed: 15.64 ft at 6:30PM Jan 23, 2023Observed: 15.64 ft at 6:45PM Jan 23, 2023Observed: 15.63 ft at 7:00PM Jan 23, 2023Observed: 15.63 ft at 7:15PM Jan 23, 2023Observed: 15.64 ft at 7:30PM Jan 23, 2023Observed: 15.62 ft at 7:45PM Jan 23, 2023Observed: 15.61 ft at 8:00PM Jan 23, 2023Observed: 15.63 ft at 8:15PM Jan 23, 2023Observed: 15.64 ft at 8:30PM Jan 23, 2023Observed: 15.64 ft at 8:45PM Jan 23, 2023Observed: 15.64 ft at 9:00PM Jan 23, 2023Observed: 15.65 ft at 9:15PM Jan 23, 2023Observed: 15.65 ft at 9:30PM Jan 23, 2023Observed: 15.66 ft at 9:45PM Jan 23, 2023Observed: 15.66 ft at 10:00PM Jan 23, 2023Observed: 15.66 ft at 10:15PM Jan 23, 2023Observed: 15.65 ft at 10:30PM Jan 23, 2023Observed: 15.65 ft at 10:45PM Jan 23, 2023Observed: 15.66 ft at 11:00PM Jan 23, 2023Highest Observation: 15.68 ft at 11:15PM Jan 23, 2023Observed: 15.64 ft at 11:30PM Jan 23, 2023Observed: 15.64 ft at 11:45PM Jan 23, 2023Observed: 15.67 ft at 12:00AM Jan 24, 2023Highest Observation: 15.68 ft at 12:15AM Jan 24, 2023Observed: 15.67 ft at 12:30AM Jan 24, 2023Observed: 15.66 ft at 12:45AM Jan 24, 2023Observed: 15.65 ft at 1:00AM Jan 24, 2023Observed: 15.65 ft at 1:15AM Jan 24, 2023Observed: 15.66 ft at 1:30AM Jan 24, 2023Observed: 15.64 ft at 1:45AM Jan 24, 2023Observed: 15.63 ft at 2:00AM Jan 24, 2023Observed: 15.64 ft at 2:15AM Jan 24, 2023Observed: 15.64 ft at 2:30AM Jan 24, 2023Observed: 15.64 ft at 2:45AM Jan 24, 2023Observed: 15.64 ft at 3:00AM Jan 24, 2023Observed: 15.64 ft at 3:15AM Jan 24, 2023Observed: 15.63 ft at 3:30AM Jan 24, 2023Observed: 15.64 ft at 3:45AM Jan 24, 2023Observed: 15.62 ft at 4:00AM Jan 24, 2023Observed: 15.63 ft at 4:15AM Jan 24, 2023Observed: 15.62 ft at 4:30AM Jan 24, 2023Observed: 15.63 ft at 4:45AM Jan 24, 2023Observed: 15.63 ft at 5:00AM Jan 24, 2023Observed: 15.61 ft at 5:15AM Jan 24, 2023Observed: 15.63 ft at 5:30AM Jan 24, 2023Observed: 15.66 ft at 5:45AM Jan 24, 2023Observed: 15.61 ft at 6:00AM Jan 24, 2023Observed: 15.62 ft at 6:15AM Jan 24, 2023Observed: 15.62 ft at 6:30AM Jan 24, 2023Observed: 15.6 ft at 6:45AM Jan 24, 2023Observed: 15.63 ft at 7:00AM Jan 24, 2023Observed: 15.58 ft at 7:15AM Jan 24, 2023Observed: 15.61 ft at 7:30AM Jan 24, 2023Observed: 15.6 ft at 7:45AM Jan 24, 2023Observed: 15.56 ft at 9:00AM Jan 24, 2023Observed: 15.55 ft at 9:15AM Jan 24, 2023Observed: 15.56 ft at 9:30AM Jan 24, 2023Observed: 15.55 ft at 9:45AM Jan 24, 2023Observed: 15.55 ft at 10:00AM Jan 24, 2023Observed: 15.55 ft at 10:15AM Jan 24, 2023Observed: 15.56 ft at 10:30AM Jan 24, 2023Observed: 15.54 ft at 10:45AM Jan 24, 2023Observed: 15.55 ft at 11:00AM Jan 24, 2023Observed: 15.54 ft at 11:15AM Jan 24, 2023Observed: 15.54 ft at 11:30AM Jan 24, 2023Observed: 15.53 ft at 11:45AM Jan 24, 2023Observed: 15.52 ft at 12:00PM Jan 24, 2023Observed: 15.5 ft at 12:45PM Jan 24, 2023Observed: 15.46 ft at 4:00PM Jan 24, 2023Observed: 15.45 ft at 4:15PM Jan 24, 2023Observed: 15.44 ft at 4:30PM Jan 24, 2023Observed: 15.45 ft at 4:45PM Jan 24, 2023Observed: 15.47 ft at 5:00PM Jan 24, 2023Observed: 15.47 ft at 5:15PM Jan 24, 2023Observed: 15.45 ft at 5:30PM Jan 24, 2023Observed: 15.47 ft at 5:45PM Jan 24, 2023Observed: 15.47 ft at 7:00PM Jan 24, 2023Observed: 15.47 ft at 7:15PM Jan 24, 2023Observed: 15.48 ft at 7:30PM Jan 24, 2023Observed: 15.45 ft at 7:45PM Jan 24, 2023Observed: 15.49 ft at 10:00PM Jan 24, 2023Observed: 15.49 ft at 10:30PM Jan 24, 2023Observed: 15.49 ft at 10:45PM Jan 24, 2023Observed: 15.48 ft at 1:00AM Jan 25, 2023Observed: 15.5 ft at 1:15AM Jan 25, 2023Observed: 15.51 ft at 1:30AM Jan 25, 2023Observed: 15.48 ft at 1:45AM Jan 25, 2023Observed: 15.45 ft at 3:00AM Jan 25, 2023Observed: 15.47 ft at 3:15AM Jan 25, 2023Observed: 15.45 ft at 3:30AM Jan 25, 2023Observed: 15.45 ft at 3:45AM Jan 25, 2023Observed: 15.45 ft at 4:00AM Jan 25, 2023Observed: 15.44 ft at 4:15AM Jan 25, 2023Observed: 15.4 ft at 4:30AM Jan 25, 2023Observed: 15.42 ft at 4:45AM Jan 25, 2023Observed: 15.43 ft at 5:30AM Jan 25, 2023Observed: 15.41 ft at 5:45AM Jan 25, 2023Observed: 15.4 ft at 6:00AM Jan 25, 2023Observed: 15.4 ft at 6:15AM Jan 25, 2023Observed: 15.4 ft at 6:30AM Jan 25, 2023Observed: 15.39 ft at 6:45AM Jan 25, 2023Observed: 15.36 ft at 9:00AM Jan 25, 2023Observed: 15.36 ft at 9:15AM Jan 25, 2023Observed: 15.35 ft at 9:30AM Jan 25, 2023Observed: 15.33 ft at 9:45AM Jan 25, 2023Observed: 15.34 ft at 10:00AM Jan 25, 2023Observed: 15.32 ft at 10:15AM Jan 25, 2023Observed: 15.32 ft at 10:30AM Jan 25, 2023Observed: 15.33 ft at 10:45AM Jan 25, 2023Observed: 15.32 ft at 11:00AM Jan 25, 2023Observed: 15.33 ft at 11:15AM Jan 25, 2023Observed: 15.33 ft at 11:30AM Jan 25, 2023Observed: 15.34 ft at 11:45AM Jan 25, 2023Observed: 15.33 ft at 12:00PM Jan 25, 2023Observed: 15.34 ft at 12:15PM Jan 25, 2023Observed: 15.34 ft at 12:30PM Jan 25, 2023Observed: 15.34 ft at 12:45PM Jan 25, 2023Observed: 15.35 ft at 1:00PM Jan 25, 2023Observed: 15.35 ft at 1:15PM Jan 25, 2023Observed: 15.36 ft at 1:30PM Jan 25, 2023Observed: 15.34 ft at 1:45PM Jan 25, 2023Observed: 15.34 ft at 2:00PM Jan 25, 2023Observed: 15.36 ft at 2:15PM Jan 25, 2023Observed: 15.34 ft at 2:30PM Jan 25, 2023Observed: 15.35 ft at 2:45PM Jan 25, 2023Observed: 15.35 ft at 3:00PM Jan 25, 2023Observed: 15.37 ft at 3:15PM Jan 25, 2023Observed: 15.37 ft at 4:00PM Jan 25, 2023Observed: 15.37 ft at 4:30PM Jan 25, 2023Observed: 15.35 ft at 4:45PM Jan 25, 2023Observed: 15.33 ft at 5:00PM Jan 25, 2023Observed: 15.35 ft at 5:15PM Jan 25, 2023Observed: 15.36 ft at 5:30PM Jan 25, 2023Observed: 15.33 ft at 5:45PM Jan 25, 2023Observed: 15.36 ft at 7:00PM Jan 25, 2023Observed: 15.36 ft at 7:15PM Jan 25, 2023Observed: 15.37 ft at 7:30PM Jan 25, 2023Observed: 15.36 ft at 8:00PM Jan 25, 2023Observed: 15.38 ft at 8:15PM Jan 25, 2023Observed: 15.36 ft at 8:30PM Jan 25, 2023Observed: 15.36 ft at 8:45PM Jan 25, 2023Observed: 15.35 ft at 9:00PM Jan 25, 2023Observed: 15.38 ft at 9:15PM Jan 25, 2023Observed: 15.39 ft at 9:30PM Jan 25, 2023Observed: 15.38 ft at 9:45PM Jan 25, 2023Observed: 15.36 ft at 10:00PM Jan 25, 2023Observed: 15.37 ft at 10:15PM Jan 25, 2023Observed: 15.36 ft at 10:30PM Jan 25, 2023Observed: 15.35 ft at 10:45PM Jan 25, 2023Observed: 15.35 ft at 11:00PM Jan 25, 2023Observed: 15.35 ft at 11:15PM Jan 25, 2023Observed: 15.35 ft at 11:30PM Jan 25, 2023Observed: 15.35 ft at 11:45PM Jan 25, 2023Observed: 15.32 ft at 3:00AM Jan 26, 2023Observed: 15.3 ft at 3:15AM Jan 26, 2023Observed: 15.32 ft at 3:30AM Jan 26, 2023Observed: 15.31 ft at 3:45AM Jan 26, 2023Observed: 15.29 ft at 6:45AM Jan 26, 2023Observed: 15.32 ft at 8:00AM Jan 26, 2023Observed: 15.31 ft at 8:15AM Jan 26, 2023Observed: 15.33 ft at 8:30AM Jan 26, 2023Observed: 15.33 ft at 8:45AM Jan 26, 2023Observed: 15.36 ft at 10:00AM Jan 26, 2023Observed: 15.35 ft at 10:15AM Jan 26, 2023Observed: 15.37 ft at 10:30AM Jan 26, 2023Observed: 15.34 ft at 10:45AM Jan 26, 2023Observed: 15.36 ft at 11:00AM Jan 26, 2023Observed: 15.37 ft at 11:15AM Jan 26, 2023Observed: 15.38 ft at 11:30AM Jan 26, 2023Observed: 15.39 ft at 11:45AM Jan 26, 2023Observed: 15.37 ft at 1:30PM Jan 26, 2023Observed: 15.35 ft at 1:45PM Jan 26, 2023Observed: 15.32 ft at 2:00PM Jan 26, 2023Observed: 15.37 ft at 2:15PM Jan 26, 2023Observed: 15.32 ft at 2:30PM Jan 26, 2023Observed: 15.33 ft at 2:45PM Jan 26, 2023Observed: 15.31 ft at 3:00PM Jan 26, 2023Observed: 15.31 ft at 3:15PM Jan 26, 2023Observed: 15.31 ft at 3:30PM Jan 26, 2023Observed: 15.33 ft at 3:45PM Jan 26, 2023Observed: 15.3 ft at 4:00PM Jan 26, 2023Observed: 15.31 ft at 4:15PM Jan 26, 2023Observed: 15.32 ft at 4:30PM Jan 26, 2023Observed: 15.31 ft at 4:45PM Jan 26, 2023Observed: 15.33 ft at 5:00PM Jan 26, 2023Observed: 15.3 ft at 5:15PM Jan 26, 2023Observed: 15.3 ft at 5:30PM Jan 26, 2023Observed: 15.3 ft at 5:45PM Jan 26, 2023Observed: 15.31 ft at 6:00PM Jan 26, 2023Observed: 15.3 ft at 6:15PM Jan 26, 2023Observed: 15.28 ft at 6:30PM Jan 26, 2023Observed: 15.28 ft at 6:45PM Jan 26, 2023Observed: 15.29 ft at 7:00PM Jan 26, 2023Observed: 15.29 ft at 7:15PM Jan 26, 2023Observed: 15.29 ft at 7:30PM Jan 26, 2023Observed: 15.27 ft at 7:45PM Jan 26, 2023Observed: 15.28 ft at 8:00PM Jan 26, 2023Observed: 15.28 ft at 8:30PM Jan 26, 2023Observed: 15.28 ft at 8:45PM Jan 26, 2023Observed: 15.27 ft at 9:00PM Jan 26, 2023Observed: 15.25 ft at 9:15PM Jan 26, 2023Observed: 15.27 ft at 9:30PM Jan 26, 2023Observed: 15.28 ft at 9:45PM Jan 26, 2023Observed: 15.26 ft at 10:00PM Jan 26, 2023Observed: 15.26 ft at 10:15PM Jan 26, 2023Observed: 15.27 ft at 10:30PM Jan 26, 2023Observed: 15.27 ft at 10:45PM Jan 26, 2023Observed: 15.25 ft at 11:00PM Jan 26, 2023Observed: 15.29 ft at 11:15PM Jan 26, 2023Observed: 15.26 ft at 11:30PM Jan 26, 2023Observed: 15.25 ft at 11:45PM Jan 26, 2023Observed: 15.26 ft at 12:00AM Jan 27, 2023Observed: 15.25 ft at 12:15AM Jan 27, 2023Observed: 15.27 ft at 12:30AM Jan 27, 2023Observed: 15.26 ft at 12:45AM Jan 27, 2023Observed: 15.26 ft at 1:00AM Jan 27, 2023Observed: 15.26 ft at 1:15AM Jan 27, 2023Observed: 15.26 ft at 1:30AM Jan 27, 2023Observed: 15.28 ft at 1:45AM Jan 27, 2023Observed: 15.28 ft at 2:00AM Jan 27, 2023Observed: 15.29 ft at 2:15AM Jan 27, 2023Observed: 15.29 ft at 2:30AM Jan 27, 2023Observed: 15.3 ft at 2:45AM Jan 27, 2023Observed: 15.3 ft at 3:00AM Jan 27, 2023Observed: 15.31 ft at 3:15AM Jan 27, 2023Observed: 15.32 ft at 3:30AM Jan 27, 2023Observed: 15.32 ft at 3:45AM Jan 27, 2023Observed: 15.33 ft at 4:00AM Jan 27, 2023Observed: 15.34 ft at 4:15AM Jan 27, 2023Observed: 15.32 ft at 4:30AM Jan 27, 2023Observed: 15.31 ft at 4:45AM Jan 27, 2023Observed: 15.32 ft at 5:00AM Jan 27, 2023Observed: 15.34 ft at 5:15AM Jan 27, 2023Observed: 15.33 ft at 5:30AM Jan 27, 2023Observed: 15.33 ft at 5:45AM Jan 27, 2023Observed: 15.34 ft at 6:00AM Jan 27, 2023Observed: 15.33 ft at 6:15AM Jan 27, 2023Observed: 15.35 ft at 6:30AM Jan 27, 2023Observed: 15.36 ft at 6:45AM Jan 27, 2023Observed: 15.35 ft at 7:00AM Jan 27, 2023Observed: 15.37 ft at 7:15AM Jan 27, 2023Observed: 15.34 ft at 7:30AM Jan 27, 2023Observed: 15.36 ft at 7:45AM Jan 27, 2023Observed: 15.39 ft at 8:00AM Jan 27, 2023Observed: 15.42 ft at 8:15AM Jan 27, 2023Observed: 15.37 ft at 8:30AM Jan 27, 2023Observed: 15.42 ft at 8:45AM Jan 27, 2023Observed: 15.42 ft at 9:00AM Jan 27, 2023Observed: 15.43 ft at 9:15AM Jan 27, 2023Observed: 15.42 ft at 9:30AM Jan 27, 2023Observed: 15.47 ft at 9:45AM Jan 27, 2023Observed: 15.45 ft at 10:00AM Jan 27, 2023Observed: 15.47 ft at 10:15AM Jan 27, 2023Observed: 15.47 ft at 10:30AM Jan 27, 2023Observed: 15.46 ft at 10:45AM Jan 27, 2023Observed: 15.49 ft at 11:00AM Jan 27, 2023Observed: 15.5 ft at 11:15AM Jan 27, 2023Observed: 15.51 ft at 11:30AM Jan 27, 2023Observed: 15.51 ft at 11:45AM Jan 27, 2023Observed: 15.53 ft at 12:00PM Jan 27, 2023Observed: 15.53 ft at 12:15PM Jan 27, 2023Observed: 15.49 ft at 12:30PM Jan 27, 2023Observed: 15.51 ft at 12:45PM Jan 27, 2023Observed: 15.55 ft at 1:00PM Jan 27, 2023Observed: 15.57 ft at 1:15PM Jan 27, 2023Observed: 15.55 ft at 1:30PM Jan 27, 2023Observed: 15.54 ft at 1:45PM Jan 27, 2023Observed: 15.55 ft at 2:00PM Jan 27, 2023Observed: 15.54 ft at 2:15PM Jan 27, 2023Observed: 15.5 ft at 2:30PM Jan 27, 2023Observed: 15.51 ft at 2:45PM Jan 27, 2023Observed: 15.5 ft at 3:00PM Jan 27, 2023Observed: 15.49 ft at 3:15PM Jan 27, 2023Observed: 15.47 ft at 3:30PM Jan 27, 2023Observed: 15.49 ft at 3:45PM Jan 27, 2023Observed: 15.47 ft at 4:00PM Jan 27, 2023Observed: 15.5 ft at 4:15PM Jan 27, 2023Observed: 15.47 ft at 4:30PM Jan 27, 2023Observed: 15.46 ft at 4:45PM Jan 27, 2023Observed: 15.47 ft at 5:00PM Jan 27, 2023Observed: 15.49 ft at 5:15PM Jan 27, 2023Observed: 15.44 ft at 5:30PM Jan 27, 2023Observed: 15.47 ft at 5:45PM Jan 27, 2023Observed: 15.48 ft at 6:00PM Jan 27, 2023Observed: 15.41 ft at 6:15PM Jan 27, 2023Observed: 15.44 ft at 6:30PM Jan 27, 2023Observed: 15.42 ft at 6:45PM Jan 27, 2023Observed: 15.43 ft at 7:00PM Jan 27, 2023Observed: 15.43 ft at 7:15PM Jan 27, 2023Observed: 15.42 ft at 7:30PM Jan 27, 2023Observed: 15.4 ft at 7:45PM Jan 27, 2023Observed: 15.41 ft at 8:00PM Jan 27, 2023Observed: 15.41 ft at 8:15PM Jan 27, 2023Observed: 15.38 ft at 8:30PM Jan 27, 2023Observed: 15.39 ft at 8:45PM Jan 27, 2023Observed: 15.39 ft at 9:00PM Jan 27, 2023Observed: 15.37 ft at 9:15PM Jan 27, 2023Observed: 15.36 ft at 9:30PM Jan 27, 2023Observed: 15.36 ft at 9:45PM Jan 27, 2023Observed: 15.35 ft at 10:00PM Jan 27, 2023Observed: 15.34 ft at 10:15PM Jan 27, 2023Observed: 15.34 ft at 10:30PM Jan 27, 2023Observed: 15.32 ft at 10:45PM Jan 27, 2023Observed: 15.31 ft at 11:00PM Jan 27, 2023Observed: 15.31 ft at 11:15PM Jan 27, 2023Observed: 15.29 ft at 11:30PM Jan 27, 2023Observed: 15.29 ft at 11:45PM Jan 27, 2023Observed: 15.28 ft at 12:00AM Jan 28, 2023Observed: 15.25 ft at 12:15AM Jan 28, 2023Observed: 15.27 ft at 12:30AM Jan 28, 2023Observed: 15.29 ft at 12:45AM Jan 28, 2023Observed: 15.27 ft at 1:00AM Jan 28, 2023Observed: 15.25 ft at 1:15AM Jan 28, 2023Observed: 15.24 ft at 1:30AM Jan 28, 2023Observed: 15.23 ft at 1:45AM Jan 28, 2023Observed: 15.23 ft at 2:00AM Jan 28, 2023Observed: 15.23 ft at 2:15AM Jan 28, 2023Observed: 15.22 ft at 2:30AM Jan 28, 2023Observed: 15.23 ft at 2:45AM Jan 28, 2023Observed: 15.22 ft at 3:00AM Jan 28, 2023Observed: 15.23 ft at 3:15AM Jan 28, 2023Observed: 15.21 ft at 3:30AM Jan 28, 2023Observed: 15.21 ft at 3:45AM Jan 28, 2023Observed: 15.21 ft at 4:00AM Jan 28, 2023Observed: 15.2 ft at 4:15AM Jan 28, 2023Observed: 15.2 ft at 4:30AM Jan 28, 2023Observed: 15.2 ft at 4:45AM Jan 28, 2023Observed: 15.2 ft at 5:00AM Jan 28, 2023Observed: 15.2 ft at 5:15AM Jan 28, 2023Observed: 15.2 ft at 5:30AM Jan 28, 2023Observed: 15.18 ft at 5:45AM Jan 28, 2023Observed: 15.17 ft at 6:00AM Jan 28, 2023Observed: 15.18 ft at 6:15AM Jan 28, 2023Observed: 15.17 ft at 6:30AM Jan 28, 2023Observed: 15.17 ft at 6:45AM Jan 28, 2023Observed: 15.18 ft at 7:00AM Jan 28, 2023Observed: 15.18 ft at 7:15AM Jan 28, 2023Observed: 15.15 ft at 7:30AM Jan 28, 2023Observed: 15.16 ft at 7:45AM Jan 28, 2023Observed: 15.16 ft at 8:00AM Jan 28, 2023Observed: 15.15 ft at 8:15AM Jan 28, 2023Observed: 15.12 ft at 8:30AM Jan 28, 2023Observed: 15.14 ft at 8:45AM Jan 28, 2023Observed: 15.15 ft at 9:00AM Jan 28, 2023Observed: 15.14 ft at 9:15AM Jan 28, 2023Observed: 15.13 ft at 9:30AM Jan 28, 2023Observed: 15.13 ft at 9:45AM Jan 28, 2023Observed: 15.13 ft at 10:00AM Jan 28, 2023Observed: 15.12 ft at 10:15AM Jan 28, 2023Observed: 15.12 ft at 10:30AM Jan 28, 2023Observed: 15.11 ft at 10:45AM Jan 28, 2023Observed: 15.11 ft at 11:00AM Jan 28, 2023Observed: 15.13 ft at 11:15AM Jan 28, 2023Observed: 15.12 ft at 11:30AM Jan 28, 2023Observed: 15.17 ft at 11:45AM Jan 28, 2023Highest Forecast: 15.1 ft 6:00PM Jan 28, 2023Forecast: 15 ft 12:00AM Jan 29, 2023Forecast: 15 ft 6:00AM Jan 29, 2023Forecast: 15 ft 12:00PM Jan 29, 2023Forecast: 15 ft 6:00PM Jan 29, 2023Forecast: 15 ft 12:00AM Jan 30, 2023Forecast: 15 ft 6:00AM Jan 30, 2023Forecast: 14.9 ft 12:00PM Jan 30, 2023Forecast: 14.9 ft 6:00PM Jan 30, 2023Forecast: 14.9 ft 12:00AM Jan 31, 2023Forecast: 14.9 ft 6:00AM Jan 31, 2023Forecast: 14.9 ft 12:00PM Jan 31, 2023Forecast: 14.9 ft 6:00PM Jan 31, 2023Forecast: 14.9 ft 12:00AM Feb 01, 2023Forecast: 14.9 ft 6:00AM Feb 01, 2023Forecast: 14.9 ft 12:00PM Feb 01, 2023Forecast: 14.9 ft 6:00PM Feb 01, 2023Forecast: 14.9 ft 12:00AM Feb 02, 2023Forecast: 14.9 ft 6:00AM Feb 02, 2023Forecast: 14.8 ft 12:00PM Feb 02, 2023Forecast: 14.8 ft 6:00PM Feb 02, 2023Forecast: 14.8 ft 12:00AM Feb 03, 2023Forecast: 14.8 ft 6:00AM Feb 03, 2023Forecast: 14.8 ft 12:00PM Feb 03, 2023Forecast: 14.8 ft 6:00PM Feb 03, 2023Forecast: 14.8 ft 12:00AM Feb 04, 2023Forecast: 14.8 ft 6:00AM Feb 04, 2023USGS--Water Resources of the United StatesHNYI2(plotting HGIRG) Graph Created (12:53PM Jan 28, 2023)ObservedForecast (issued 9:35AM Jan 28)Latest observed value: 15.17 ft at 11:45 AM CST 28-Jan-2023. Flood Stage is 23 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: NAVD88
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 near Henry are issued routinely year-round.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

Return to Area Map
Upstream Gauge - near La Salle Upstream Gauge Downstream Gauge Downstream Gauge - at Chillicothe
Flood Categories (in feet)
Major Flood Stage: 31
Moderate Flood Stage: 24
Flood Stage: 23
Action Stage: 22
Low Stage (in feet): -9999

Historic Crests
(1) 32.94 ft on 04/22/2013
(2) 32.67 ft on 03/22/1979
(3) 32.20 ft on 05/23/1943
(4) 32.02 ft on 03/07/1985
(5) 31.62 ft on 05/21/2020
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 21.20 ft on 05/09/2022
(2) 22.84 ft on 04/08/2022
(3) 22.60 ft on 02/25/2022
(4) 23.42 ft on 11/01/2021
(5) 24.18 ft on 07/03/2021
Show More 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
If you notice any errors in the below information, please contact our Webmaster
32.5 Illinois Route 18 in Marshall County is closed. Parts of Illinois Route 17 between Sparland and Lacon are closed.
32 Water begins flooding parts of Illinois Route 18 between Henry and Illinois Route 26. Parts of Illinois Route 17 begin to flood.
30.5 The Marina building, Waterworks Park, and grain loading facility in Henry are flooded.
29.6 A few homes begin to flood in Henry.
28.5 Hennepin levee overtopped.
28 Flooding begins to affect buildings east of Illinois Route 29 in Sparland.
23 Water begins to affect the marina in Henry along with minor flooding of land adjacent to the river.
Photos
(1) Looking Downstream (Stage: 15.45 ft)
(2) Looking Upstream (Stage: 15.45 ft)
(3) Gauge House
About This Location Collapse

Latitude: 41.107222° N, Longitude: 89.356111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 23 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 425.57 ft 448.57 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 425.88 ft 448.88 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
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
Lincoln Weather Forecast Office
1362 State Route 10
Lincoln, IL 62656
(217) 732-3089
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:29 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities