Little Salmon River at Riggins, ID
River level and flood forecast · Idaho County
The river is 7.7 ft below flood stage (10 ft).
Forecast to hold near 2.3 ft through Mon, Oct 19, 6 PM.
Flow: 140 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 9:12 AM. Forecasts change as rain falls and as upstream water arrives.
Get flood alerts for this river
An email when the National Weather Service forecasts Little Salmon River at Riggins to flood, when it floods, and when it's over.
Flood stages
| Flood stage | 10 ft |
| Action stage | 9 ft |
| Record crest (June 17, 1974) | 12.18 ft |
What floods at each level
From the National Weather Service, highest first.
- 12 ftFlooding from pinehurst to Riggins can be expected with possible flooding to Highway 95.
- 11 ftBank erosion will possibly affect homes adjacent to the river.
- 10 ftExpect flooding to low lying areas adjacent to the river.
Highest crests on record
- 12.18 ft — June 17, 1974
- 12 ft — January 1, 1997
- 11 ft — January 16, 1974
- 10.7 ft — June 1, 1948
- 10.4 ft — December 22, 1955
Recent crests: 8.2 ft (May 29, 2025) · 8.73 ft (June 11, 2022) · 8.64 ft (May 31, 2020) · 9 ft (June 5, 2017) · 9.1 ft (April 26, 2012)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (RIGI1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.