Is the South F Flathead River flooding?
The South F Flathead River is tracked by 2 USGS streamgauges in Montana. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the South F Flathead River is running normal, rising toward flood stage, or already flooding. 0 of 2 gauges have both a usable water-level reading and a published minor flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all Montana river levels.
River facts
The longest-running gauge on this river is S F Flathead River near Columbia Falls MT. The highest level ever recorded there was 18.56 ft on 13 July 1954, carrying 32,500 cfs. Peak records there go back to 1911 (114 annual peaks). It is currently at 6.29 ft, 12.3 ft below that record.
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| S F Flathead River above Twin C near Hungry Horse MT | No flood stage defined | 5.68 ft | — | |
| S F Flathead River near Columbia Falls MT | No flood stage defined | 6.29 ft | — |