Nippersink Creek near Spring Grove, IL
River level and flood forecast · McHenry County
Normal4.6 ftas of Mon 3 PM
The river is 6.4 ft below flood stage (11 ft).
Flow: 150 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 6 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 15 ft |
| Moderate flood stage | 13 ft |
| Flood stage | 11 ft |
| Action stage | 8 ft |
| Record crest (September 26, 1986) | 14.26 ft |
What floods at each level
From the National Weather Service, highest first.
- 19.5 ftUS-12 is threatened at Solon Mills.
- 19 ftNorth Solon Road threatened near US-12 at Solon Mills.
- 18.5 ftUS-12 is threatened west of Fox Lake.
- 17.5 ftWisconsin and Southern Railroad tracks threatened west and east of Spring Grove.
- 17 ftWilmot Road is threatened east of Spring Grove.
- 16.5 ftIndustrial structures threatened along Winn Road in Spring Grove. Solon Road/Main Street and Winn Road north of the creek are threatened in Spring Grove. South Solon Road threatened near US-12 at Solon Mills.
- 16 ftA few structures threatened along Blivin Street in Spring Grove. Blivin Street threatened in Spring Grove.
- 14.5 ftNumerous residences along creek near US-12 and State Park Road are threatened west of Fox Lake. Parking lots along Winn Road threatened south of the creek in Spring Grove.
- 14 ftRoadways at Nippersink Canoe Base are threatened east of Spring Grove.
- 13.5 ftA few residences are threatened along Linden Road east of Spring Grove. Spring Grove fish hatchery property is threatened.
- 13 ftLinden Road is threatened east of Spring Grove. Boathouses threatened along the creek near US-12 and State Park Road.
- 10 ftPrairie Club campground threatened west of Spring Grove.
- 9 ftLarge sections of Nippersink Canoe Base Conservation Area are threatened east of Spring Grove.
- 6.5 ftMcHenry County considers closure of Nippersink Creek.
Highest crests on record
- 14.26 ft — September 26, 1986
- 13.84 ft — September 14, 2019
- 13.73 ft — June 15, 1999
- 13.71 ft — June 14, 2000
- 13.7 ft — April 5, 1960
Recent crests: 8.73 ft (July 17, 2024) · 10.33 ft (April 4, 2024) · 8.27 ft (April 6, 2023) · 7.9 ft (March 1, 2023) · 10.8 ft (May 1, 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 (NIPI2); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.