Weiser River River Levels

Last Updated: December 15, 2025

The Weiser River is a 103-mile long tributary of the Snake River in southwestern Idaho.


Summary

Total streamflow across the Weiser River was last observed at 474 cfs, and is expected to yield approximately 940 acre-ft of water today; about 67% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 708 cfs, with recent peaks last observed on 2019-04-10 when daily discharge volume was observed at 25,780 cfs.

Maximum discharge along the river is currently at the Weiser River Nr Weiser Id reporting a streamflow rate of 299 cfs. This is also the highest stage along the Weiser River, with a gauge stage of 4.41 ft at this location. This river is monitored from 2 different streamgauging stations along the Weiser River, the highest being situated at an altitude of 2,647 ft, the Weiser River Nr Cambridge Id.

River Details

Last Updated 2025-12-15
Discharge Volume 940 ACRE-FT
Streamflow 474.0 cfs
-41.0 cfs (-7.96%)
Percent of Normal 66.99%
Maximum 25,780.0 cfs
2019-04-10
Seasonal Avg 708 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Weiser River Nr Cambridge Id
USGS 13258500
175 cfs 3.37 ft -6.42
Weiser River Nr Weiser Id
USGS 13266000
299 cfs 4.41 ft -8.84
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Weiser River is a 103-mile-long (166 km) tributary of the Snake River in western Idaho in the United States. It drains a mountainous area of 1,660 square miles (4,300 km2) consisting primarily of low rolling foothills intersected by small streams south and east of Hells Canyon along the Idaho-Oregon border.