Upper Iowa River At Decorah, Ia Realtime Data
UPPER IOWA RIVER AT DECORAH, IA
Realtime Data • Report • Conditions
777
Discharge (cfs)
2.6
Gauge Height (ft)
Streamflow discharge was last observed at 777 cfs, and a gauge height of 2.64 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 599 .
Weather today, Tomorrow,
The river flows through the Driftless Area, a geologically unique region of the Midwest characterized by its lack of glacial activity. There are several small tributaries that contribute to the flow of the Upper Iowa River, including Trout Run and North Bear Creek. Seasonal trends show that the river typically experiences higher flows in the spring due to snowmelt and increased precipitation, while summer and fall flows are generally lower. There are no major dams on the Upper Iowa River, but there are several small low-head dams used for recreation and water control. Interesting fact: the Upper Iowa River is a popular destination for canoeing and kayaking, with several outfitters located in the area.
August 3, 2026
| Elevation | 854.0 ft |
| Last Updated | |
| Gage height, ft | 2.64 ft |
| Streamflow, ft³/s | 777.0 ft3/s |
| Percent of Normal | 185% |
| Year Over Year Average | 419 cfs |
| 24hr Flow Prediction | cfs |
| Maximum Recorded | 11,300 cfs |
Continue with Snoflo Premium