Fox River at Dayton, IL
River level and flood forecast · La Salle County
Normal7.6 ftas of Mon 12:45 PM
The river is 4.4 ft below flood stage (12 ft).
Flow: 2,860 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sat, Oct 3, 7:45 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 24 ft |
| Moderate flood stage | 14 ft |
| Flood stage | 12 ft |
| Action stage | 11 ft |
| Record crest (January 25, 1960) | 36.47 ft |
What floods at each level
From the National Weather Service, highest first.
- 26 ftResidential structures threatened off Dayton Road in Dayton.
- 23 ftNumerous residential structures threatened along 2959th Road between Ottawa and Dayton. Industrial structures threatened in Wedron.
- 22 ftIllinois Railway tracks threatened in Wedron. Campgrounds may be threatened near Sheridan.
- 21.5 ft2153rd Road threatened in Wedron.
- 20 ftRoadways and structures may be threatened in Millington.
- 19.5 ftA few residential structures threatened along 2959th Road between Ottawa and Dayton.
- 19 ft42nd Road may be threatened north of Sheridan.
- 17.5 ftAgricultural land inundated near Sheridan.
- 17 ft2603rd Road may be threatened north of Sheridan.
- 16 ftMultiple structures may be threatened north of Sheridan.
- 14.5 ftLow-lying agricultural land inundated near Norway.
- 14 ftResidential structures threatened along 2059th Road south of Wedron.
- 13 ftResidential structures threatened along 2062nd Road in Wedron. Water overflows low-lying banks in Dayton and Ottawa.
- 12.5 ft2062nd Road threatened in Wedron. Low-lying agricultural land inundated near Wedron.
- 12 ftWater overflows low-lying banks in Wedron and Sheridan.
Highest crests on record
- 36.47 ft — January 25, 1960
- 32.04 ft — January 30, 1952
- 32 ft — January 10, 1973
- 24.63 ft — October 11, 1954
- 24.47 ft — July 19, 1996
Recent crests: 11.26 ft (July 16, 2024) · 11.64 ft (April 1, 2024) · 13.46 ft (January 27, 2024) · 17.12 ft (May 18, 2020) · 13.27 ft (April 30, 2020)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (DAYI2); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.