Streamflow discharge was last observed at 33 cfs, and a gauge height of 2.73 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 37 .
Weather today, Tomorrow,
The river has several notable tributaries including McKay Creek and Wildhorse Creek. There are no major dams along the river, but there are several small diversion structures for irrigation purposes. During the summer, the flow of the river decreases due to reduced snow melt and precipitation, while in the winter, flow increases due to snow accumulation. Interestingly, the Umatilla River is home to several species of fish including steelhead and trout, making it a popular spot for recreational fishing.
| Elevation | 1,871.0 ft |
| Last Updated | |
| Gage height, ft | 2.73 ft |
| Temperature, water, °C | 19.6 deg C |
| Streamflow, ft³/s | 33.4 ft3/s |
| Percent of Normal | 71% |
| Year Over Year Average | 48 cfs |
| 24hr Flow Prediction | cfs |
| Maximum Recorded | 8,620 cfs |