Flathead River

States: Montana Length: 219 miles HUC Basin: 17 7 active gauges

Live and historical streamflow for every active USGS gauge on the Flathead River — current discharge (CFS), gage height, and how today's flow ranks against the long-term record for this date. Latest reading .

1 gauge on the Flathead River is currently at or above flood stage.

Station Discharge (CFS) Gage Ht (ft) Condition Flood Stage (ft)
Flathead River Near Polson Mount
MT
39,400 13.86 High 18.0 ft
Flathead River at Columbia Falls Mount FLOOD
MT
46,300 13.77 Very High 13.0 ft
Flathead River at Perma Mount
MT
37,000 17.18 High
M F Flathead River Near West Glacier Mount
MT
14,800 7.05 High 10.0 ft
North F Flathead River near Columbia Falls Mount
MT
14,900 8.11 High 13.0 ft
South F Flathead River above Twin C near Hungry Horse Mount
MT
13,600 11.49 High
South F Flathead River near Columbia Falls Mount
MT
16,100 12.68 High

About the Flathead River

The Flathead River is monitored by 7 active USGS stream gauges across Montana. The river runs approximately 219 miles. 1 of 7 gauges are at or above flood stage right now. The strongest flow on the river right now is at Flathead River at Columbia Falls Mount (46,300 cfs).

See the glossary for how percentile rank and flow conditions are calculated from the long-term USGS record.

Data source: USGS National Water Information System