Sun River near Vaughn MT

Cascade County, Montana · USGS gauge 06089000 · NWS VAUM8 · Sun River flood status · Montana river levels

Is Sun River near Vaughn MT flooding right now?

Sun River near Vaughn MT measured 2.63 ft on 2026-09-11 01:00:00 UTC. That observation was 3.4 ft below its 6 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height

2.63 ft

as of 65 min ago

Streamflow

705 cfs

data refreshed 3 min ago

Minor flooding here begins at 6 ft, with major flooding at 9 ft. The highest crest on record was 23.4 ft on Tue, Jun 9, 1964.

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

Category	Stage	Current distance
Action	5 ft	2.4 ft below
Minor flood	6 ft	3.4 ft below
Moderate flood	8 ft	5.4 ft below
Major flood	9 ft	6.4 ft below

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

Highest crests on record

Stage	Date
23.4 ft	1964-06-09
22.28 ft	1975-06-20
16.38 ft	1953-06-04
15.45 ft	1981-05-24
13.66 ft	1969-03-19

Nearby gauges

Gauge	Distance	County
Muddy Creek at Vaughn MT	2.8 mi	Cascade County
Missouri River near Ulm MT	8.5 mi	Cascade County
Muddy Creek near Vaughn MT	9.0 mi	Cascade County
Missouri River at Great Falls MT	9.3 mi	Cascade County
Lake Creek near Power MT	13.4 mi	Chouteau 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