Illinois River at Morris
Observed Sun, Sep 20, 8:45 PM CDT
- Flood stage
- 16.00 ft
- Forecast crest
- 9.50 ftMon, Sep 21, 1:00 PM CDT
- Record crest
- 24.91 ft2013
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 22.00 ft |
| Moderate flood | 18.00 ft |
| Minor flood | 16.00 ft |
| Action | 13.00 ft |
- 27.00 ftHigh water levels cause Dresden Lock to shut down.
- 22.00 ftMultiple residences threatened between Morris and Marseilles. Numerous roadways threatened along the river between Morris and Marseilles.
- 21.00 ftMorris Public Works property is threatened. West River Road is threatened.
- 20.00 ftLow-lying residences threatened in Morris.
- 19.50 ftOld Stage Road threatened near the Illinois and Michigan Canal between Morris and Seneca.
- 18.50 ftA few residences threatened along Cemetery Road in Morris.
- 18.00 ftA few roads threatened near Morris. Low-lying portions of Illini Park inundated near Marseilles.
- 16.00 ftPine Bluff Road threatened west of IL-47 south of Morris. Dwight Road threatened south of Morris. High water levels begin to impact shipping interests along the river.
- 12.50 ftLow-lying portions of Stratton Park inundated near IL-47 in Morris.
Flood outlook
Significant river flooding is possible here through September 26.
Weather conditions indicate that significant flooding could occur; it is neither certain nor imminent.
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 21% |
| Moderate flooding | 19% |
| Major flooding | 11% |
The five-day outlook is from the Weather Prediction Center with the River Forecast Centers. The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.
Crest history
43 crests on NOAA’s list since 1900.
| # | Date | Stage |
|---|---|---|
| 1 | April 19, 2013 | 24.91 ft |
| 2 | September 16, 2008 | 24.84 ft |
| 3 | May 19, 2020 | 24.80 ft |
| 4 | July 14, 1957 | 23.91 ft |
| 5 | February 21, 1916 | 23.90 ft |
| 6 | February 22, 2018 | 23.71 ft |
| 7 | November 29, 1990 | 23.13 ft |
| 8 | December 4, 1982 | 23.10 ft |
| 9 | May 2, 2019 | 23.03 ft |
| 10 | February 22, 1997 | 22.64 ft |
| 11 | March 11, 2009 | 22.59 ft |
| 12 | April 26, 1950 | 22.40 ft |
| 13 | January 14, 2005 | 21.89 ft |
| 14 | August 25, 2007 | 21.69 ft |
| 15 | March 3, 1985 | 21.60 ft |
| 16 | May 21, 1943 | 21.60 ft |
| 17 | February 7, 1942 | 21.60 ft |
| 18 | May 13, 2002 | 21.35 ft |
| 19 | December 29, 2008 | 21.31 ft |
| 20 | July 19, 1996 | 21.20 ft |
| 21 | April 6, 1947 | 21.20 ft |
| 22 | December 30, 2015 | 20.74 ft |
| 23 | March 18, 1919 | 20.30 ft |
| 24 | March 20, 1948 | 20.00 ft |
| 25 | March 9, 1979 | 19.90 ft |
Most recent crests
- May 19, 2020: 24.80 ft
- January 12, 2020: 15.71 ft
- September 29, 2019: 18.43 ft
- May 2, 2019: 23.03 ft
- June 23, 2018: 14.79 ft
- February 22, 2018: 23.71 ft
- May 2, 2017: 17.78 ft
- March 31, 2017: 15.67 ft
- December 30, 2015: 20.74 ft
- June 17, 2015: 19.67 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the North Central River Forecast Center. Forecasts are issued routinely year-round. River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.