* WHAT...Heat index values up to 100-103 degrees.
* WHERE...Portions of central and south central Iowa, including the
Des Moines metro.
* WHEN...Until 7 PM CDT Wednesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Heat Advisory
Until 2026-09-01T18:00:00-05:00
•
National Weather Service
* WHAT...Heat index values up to 100-103 degrees.
* WHERE...Portions of central and south central Iowa, including the
Des Moines metro.
* WHEN...Until 7 PM CDT Wednesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
DES MOINES RIVER AT OTTUMWA, IA
Realtime Data
•
Report
•
Conditions
1,260
Discharge (cfs)
1.7
Gauge Height (ft)
Streamflow discharge was last observed at 1,260 cfs, and a gauge height of 1.67 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 2,666 .
Weather today, Tomorrow,
The river is fed by several tributaries and is affected by the operation of several dams upstream. The flow of the river varies seasonally, with the highest flows typically occurring in the spring due to snowmelt and precipitation. Interesting facts about the hydrology of the Des Moines River include its history as an important transportation route for early settlers and the presence of several fishing tournaments held on the river each year. Overall, the Des Moines River at Ottumwa, IA stream gauge provides important data on the flow of this significant waterway.