Rock River At Byron, Il Realtime Data
ROCK RIVER AT BYRON, IL
Realtime Data • Report • Conditions
5,210
Discharge (cfs)
6.5
Gauge Height (ft)
USGS 05440700
Streamflow discharge was last observed at 5,210 cfs, and a gauge height of 6.52 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 6,540 .
Weather today, Tomorrow,
The Rock River is primarily fed by precipitation and snowmelt and is heavily influenced by seasonal trends, with higher flows in the spring and lower flows in the summer and fall. The river has several significant tributaries, including the Kishwaukee River, the Pecatonica River, and the Sugar River. There are also several dams along the river that can affect flow rates. Interestingly, the Rock River was once a popular route for steamboat transportation and was even mentioned in the writings of Mark Twain.
July 13, 2026
| Elevation | 677.0 ft |
| Last Updated | |
| Gage height, ft | 6.52 ft |
| Precipitation, total, in | 0.0 in |
| Temperature, water, °C | 27.4 deg C |
| Streamflow, ft³/s | 5210.0 ft3/s |
| Percent of Normal | 74% |
| Year Over Year Average | 7,135 cfs |
| 24hr Flow Prediction | cfs |
| Maximum Recorded | 39,900 cfs |
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