Kishwaukee River at Belvidere, IL

Boone County, Illinois · USGS gauge 05438500 · NWS BVDI2 · Kishwaukee River flood status · Illinois river levels

Nearby: river levels near Rockford

Is Kishwaukee River at Belvidere, IL flooding right now?

Kishwaukee River at Belvidere, IL measured 4.13 ft on 2026-09-22 20:30:00 UTC. That observation was 4.9 ft below its 9 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
4.13 ft
as of 77 min ago
Streamflow
1,350 cfs
data refreshed just now

Minor flooding here begins at 9 ft, with major flooding at 12 ft. The highest crest on record was 16.9 ft on Mon, Jan 24, 1938.

Streamflow outlook

NOAA National Water Model forecast, issued 10 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

CategoryStageCurrent distance
Action6 ft1.9 ft below
Minor flood9 ft4.9 ft below
Moderate flood10 ft5.9 ft below
Major flood12 ft7.9 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
16.9 ft1938-01-24
14.19 ft1994-02-20
13.97 ft1999-06-14
13.1 ft1943-03-16
12.9 ft1946-01-06

Nearby gauges

GaugeDistanceCounty
Kishwaukee River near Perryville, IL8.1 miWinnebago County
South Branch Kishwaukee River near Fairdale IL10.2 miDeKalb County
Rock River at Auburn St at Rockford10.5 miWinnebago County
Keith Creek at Eighth Street at Rockford, IL11.0 miWinnebago County
Rock River above Dam at Rockford, IL11.9 miWinnebago County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast