Rivers in Idaho

Little Salmon River at Riggins

Idaho County, IdahoNWS RIGI1USGS 13316500Missoula office

Below flood stage
2.38ftStage

Observed Tue, Sep 29, 3:00 PM MDT

Flood stage
10.00 ft
Forecast crest
2.36 ftTue, Sep 29, 6:00 PM MDT
Record crest
12.18 ft1974

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Minor flood10.00 ft
Action9.00 ft
  1. 12.00 ftFlooding from pinehurst to Riggins can be expected with possible flooding to Highway 95.
  2. 11.00 ftBank erosion will possibly affect homes adjacent to the river.
  3. 10.00 ftExpect flooding to low lying areas adjacent to the river.

Flood outlook

Chance of flooding, October to December

CategoryChance
Minor floodingUnder 5%
Moderate flooding-99900%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 29, 2026.

Crest history

16 crests on NOAA’s list since 1948.

#DateStage
1June 17, 197412.18 ft
2January 1, 199712.00 ft
3January 16, 197411.00 ft
4June 1, 194810.70 ft
5December 22, 195510.40 ft
6June 4, 201010.26 ft
7May 13, 197110.12 ft
8May 30, 20039.96 ft
9May 18, 19969.80 ft
10May 20, 20069.75 ft
11May 25, 19999.29 ft
12April 26, 20129.10 ft
13June 5, 20179.00 ft
14June 11, 20228.73 ft
15May 31, 20208.64 ft
16May 29, 20258.20 ft

Most recent crests

  • May 29, 2025: 8.20 ft
  • June 11, 2022: 8.73 ft
  • May 31, 2020: 8.64 ft
  • June 5, 2017: 9.00 ft
  • April 26, 2012: 9.10 ft
  • June 4, 2010: 10.26 ft
  • May 20, 2006: 9.75 ft
  • May 30, 2003: 9.96 ft
  • May 25, 1999: 9.29 ft
  • January 1, 1997: 12.00 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Northwest River Forecast Center. Forecasts are issued routinely year-round.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.