North Fork Sun River near Augusta MT

Teton County, Montana · USGS gauge 06078500 · NWS NFSM8 · Montana river levels

Nearby: river levels near Augusta

Is North Fork Sun River near Augusta MT flooding right now?

North Fork Sun River near Augusta MT measured 3.74 ft on 2026-09-11 01:30:00 UTC. That observation was 5.3 ft below its 9 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
3.74 ft
as of 35 min ago
Streamflow
165 cfs
data refreshed 3 min ago

Minor flooding here begins at 9 ft.

Streamflow outlook

NOAA National Water Model forecast, issued 14 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

CategoryStageCurrent distance
Minor flood9 ft5.3 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Nearby gauges

GaugeDistanceCounty
South Fork Sun River near Augusta MT0.8 miLewis and Clark County
Sun River below Diversion Dam near Augusta MT7.9 miLewis and Clark County
Teton River below South Fork near Choteau MT20.3 miTeton County
Sun River below Willow Creek near Augusta MT23.7 miTeton County
North Fork Blackfoot River Bel Lake Creek near Ovando37.3 miPowell County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast